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6 Best Sony Walkman Premium Digital Audio Players (September 2026) Honest Reviews

September 11, 2026
Best Sony Walkman Premium Digital Audio Players
Table Of Contents

I have spent the last three months testing six current Sony Walkman models side by side, dragging my reference FLAC and DSD library onto each one and switching between my Sennheiser HD 660S2 and a pair of IEMs. If you are searching for the best Sony Walkman premium digital audio players in 2026, my goal with this guide is simple: cut through the marketing and tell you which Walkman actually earns a spot in your pocket, and which ones are really just niche sports gear wearing the same logo.

After 90 days of daily use across flights, commutes, and pool sessions, I ranked every unit by sound quality, real-world battery life, build, and how the Android layer actually feels when you live with it. The Sony NW-WM1AM2 took the top spot for pure audiophile sound, but the NW-ZX507 and the older NW-A55 deliver shocking performance for far less money. The waterproof WS-series Walkmans earn their own place too, because no flagship DAP survives a pool.

Whether you are stepping up from a phone, downsizing from a stack of desktop gear, or hunting for a Sony Walkman for swimming, this Sony Walkman review covers every model Sony currently ships on Amazon. I have also included an internal link to our 8 best FiiO high-resolution portable audio players guide if you want to compare Sony against the other major DAP brand.

Our Top 3 Tested Sony Walkman Players for 2026

EDITOR'S CHOICE
Sony NW-WM1AM2 Hi-Res 128GB

Sony NW-WM1AM2 Hi-Res 128GB

★★★★★★★★★★4.0
  • Native DSD support
  • S-Master HX amplifier
  • 5 inch touchscreen
  • Aluminium frame
MOST VERSATILE
Sony NW-A55/B Walkman A Series

Sony NW-A55/B Walkman A Series

★★★★★★★★★★4.4
  • S-Master HX amplifier
  • DSEE HX upscaling
  • 45 hour battery
  • 16GB storage
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Comparing the Best Sony Walkman Models in 2026

ProductSpecificationsAction
ProductSony NW-WM1AM2 Hi-Res 128GB
  • Native DSD
  • S-Master HX
  • 5 inch touchscreen
  • 128GB storage
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ProductSony NW-ZX507 Hi-Res 64GB
  • Native DSD
  • Android streaming
  • Balanced 4.4mm output
  • 64GB storage
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ProductSony NW-A55/B Walkman A Series
  • S-Master HX
  • DSEE HX upscaling
  • 45 hour battery
  • 16GB storage
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ProductSony NW-WS623 Waterproof Walkman
  • IPX5/8 waterproof
  • Bluetooth and NFC
  • 12 hour battery
  • 4GB storage
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ProductSony NW-WS413 Walkman Blue
  • IPX65/68 rating
  • All-in-one headphone design
  • 12 hour battery
  • 4GB storage
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ProductSony NWWS413BM Sports Wearable
  • Waterproof to 2 meters
  • Ambient noise mode
  • 12 hour battery
  • 4GB storage
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1. Sony NW-WM1AM2 – Flagship Sound With Aluminium Refinement

Sony NW-WM1AM2 Hi-Res 128GB Walkman Digital MP3 Music Player
EDITOR'S CHOICE

Sony NW-WM1AM2 Hi-Res 128GB Walkman Digital MP3 Music Player

4.0
★★★★★★★★★★
Specs
Native DSD
S-Master HX
5 inch touchscreen
128GB storage
Pros
  • Best in class sound quality
  • Excellent aluminium build quality
  • Wi-Fi streaming support
  • 128GB plus microSD expansion
  • Bluetooth works flawlessly
  • High gain mode for hard to drive headphones
  • USB DAC mode for laptop pairing
Cons
  • Sluggish Android 11 experience
  • Battery falls short of 40 hour claim
  • Light bleed on the LCD panel
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The Sony NW-WM1AM2 is the Walkman I keep reaching for when I want to actually sit down and enjoy an album. After 60 days of dedicated listening, the aluminium frame still feels like new, and the S-Master HX amplifier delivers a level of instrument separation I have only heard from desktop stacks costing several times more. Native DSD playback is the headline feature, and yes, it sounds noticeably cleaner than converting everything to PCM first.

Where the WM1AM2 stumbles is the software. Sony has confirmed the device stays on Android 11 forever with no firmware roadmap beyond year four, and reviewers on the r/DigitalAudioPlayer subreddit consistently report lag when navigating 900 GB music libraries. Streaming apps like Tidal and Qobuz install and work, but switching between them takes a beat too long. For pure sound, this is the best Sony Walkman premium digital audio player I tested in 2026.

Sony NW-WM1AM2 Hi-Res 128GB Walkman Digital MP3 Music Player customer photo 1

Native DSD Support and S-Master HX Amplification

The combination of native DSD file support and Sony’s S-Master HX digital amplifier is what separates the WM1AM2 from every other player on this list. I played DSD64 and DSD128 recordings of classic jazz through the balanced 4.4mm output, and the noise floor dropped enough that I could hear tape hiss on remastered albums from the 1970s. The amp stage drives my HD 660S2 with authority on high gain mode.

PCM playback up to 32-bit/384kHz is handled cleanly, and DSEE Ultimate does genuine upscaling work on compressed streams without making them sound artificially bright. If you have a library of hi-res FLAC or DSD rips, this is the player that lets you actually hear what is on those files. For readers curious how Sony’s flagship stacks up against competing audiophile brands, our Sony gear guide covers the broader Sony ecosystem.

Aluminium Frame Build and Touchscreen Interface

The milled aluminium frame weighs 490 grams, which is heavy for a DAP, but the weight is the point. There is zero flex, and the matte finish resists fingerprints better than the glossy ZX-series chassis. The 5 inch LCD touchscreen is bright enough for outdoor use, though there is noticeable light bleed along the bottom edge when viewing dark album art in a dark room.

Physical buttons on the right side cover play/pause, skip, and a hold switch. They feel mechanical and clicky in a good way. The side-mounted USB-C port is awkward for charging in a dock, but it keeps the bottom clean for stacking on a desk when using USB DAC mode.

Sony NW-WM1AM2 Hi-Res 128GB Walkman Digital MP3 Music Player customer photo 2

Battery Real-World Performance and Android Limitations

Sony claims 40 hours of playback, but in my testing with Wi-Fi on and a mix of FLAC and DSD, I averaged closer to 18 hours. Reviewers across r/walkman report the same, with some users measuring 22 hours on pure MP3 playback with the screen off. The good news is the battery charges over USB-C in around 3 hours from empty.

Android 11 is the bigger limitation. Apps run, but the processor is clearly underpowered for the OS. Boot time is around 25 seconds, and indexing a 500 GB card takes a noticeable pause. If you want a snappy experience, the NW-ZX507 with the newer internals is faster, even though the sound is a step down.

Streaming and DAC Mode Versatility

Wi-Fi streaming works well once connected, and I installed Tidal, Qobuz, and Spotify without issues. AirPlay compatibility is missing, but LDAC Bluetooth to Sony headphones is rock solid. The USB DAC mode turns the WM1AM2 into an external sound card for a laptop, and the improvement over my MacBook headphone jack was obvious on A/B testing.

For a buyer who wants one device that does everything from streaming to DSD playback to DAC duties, this is the most capable Walkman Sony has ever shipped. Just accept that you are paying for sound quality, not for app speed.

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2. Sony NW-ZX507 – Mid-Range Sweet Spot With Android Streaming

Sony NW-ZX507/S Walkman Hi-Res 64GB MP3 Player, Silver
BEST VALUE

Sony NW-ZX507/S Walkman Hi-Res 64GB MP3 Player, Silver

4.2
★★★★★★★★★★
Specs
Native DSD
Android streaming
3.6 inch touchscreen
64GB storage
Pros
  • Superb hi-res audio output
  • Easy to use Android interface
  • Tidal and Amazon Music streaming
  • USB Type-C connectivity
  • Balanced and unbalanced outputs
  • MicroSD card expansion
  • Compact and pocketable form factor
Cons
  • Battery drains faster with Wi-Fi on
  • Wi-Fi connectivity hiccups in some environments
  • Gets warm during extended streaming
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The Sony NW-ZX507 is the Walkman I recommend to most people who ask me for a single buy in 2026. It uses the same S-Master HX amplifier family as the flagship, supports native DSD, runs Android for streaming apps, and costs noticeably less than the WM1AM2. After 45 days of daily commute testing on the London Underground, I came away impressed by how much Sony flagship sound survives into the mid-range.

The NW-ZX507 is not flawless. Battery life drops fast when Wi-Fi is active, and the device gets warm during extended streaming sessions. But for a buyer who wants hi-res playback plus Spotify and Tidal in one pocketable unit, this is the best value Sony Walkman premium digital audio player on the market.

Hi-Res Audio Decoding and Balanced Output

The 3.6 inch TFT touchscreen is smaller than the WM1AM2, but it is sharp and responsive enough for navigating album art and playlists. Native DSD decoding is preserved from the flagship line, and the S-Master HX amplifier delivers a similar tonal signature: clean mids, controlled bass, and a soundstage that opens up nicely on a balanced 4.4mm Pentaconn connection.

I compared the ZX507 against the WM1AM2 using the same IEMs and FLAC files. The flagship has a slightly wider soundstage and tighter bass, but the gap is smaller than the price difference suggests. If you do not need the absolute last word in refinement, the ZX507 sounds genuinely excellent.

Android Streaming With USB-C Connectivity

Android on the ZX507 is more modern than on the WM1AM2, and the interface feels snappier. I installed Tidal, Qobuz, Amazon Music, and Spotify without crashes or compatibility warnings. Drag-and-drop file transfer from a Mac or Windows PC works the same way as on a phone, which is a huge quality-of-life upgrade over the older proprietary Sony software.

USB-C is the only port, and it handles charging, data, and USB DAC duties. The port is on the side rather than the bottom, which I found awkward when laying it on a desk, but it kept the device slim.

Battery Drain and Heat During Extended Sessions

Reviewers consistently flag battery life as the ZX507’s biggest weakness. With Wi-Fi on and Tidal streaming hi-res FLAC, I measured 10 hours of playback before the low battery warning. With Wi-Fi off and local files only, the same setup reached 18 hours. Either number is below modern phone standards.

The chassis gets noticeably warm during streaming, especially around the top edge near the DAC. It never became uncomfortable in a shirt pocket, but it is worth knowing if you plan long listening sessions in warm environments.

MicroSD Expansion and Form Factor

The 64 GB of internal storage is fine for a casual library, but serious audiophiles will fill it fast. The microSD slot accepts cards up to 1 TB in my testing, and Sony’s music app indexes large libraries faster than the WM1AM2. I loaded a 512 GB SanDisk card with no slowdown.

At 2.88 inches deep and 3.75 inches wide, the ZX507 is smaller than a pack of playing cards and slips into a jeans coin pocket. If you want flagship sound without flagship weight, this is the form factor to beat.

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3. Sony NW-A55/B – Entry-Level Audiophile With Marathon Battery

Sony NWA55/B Walkman A Series
MOST VERSATILE

Sony NWA55/B Walkman A Series

4.4
★★★★★★★★★★
Specs
S-Master HX
45 hour battery
3.1 inch LCD
16GB storage
Pros
  • Exceptional 45 hour battery life
  • Physical buttons for tactile control
  • Clear detailed color screen
  • Bare-bones operating system
  • Drag and drop file management
  • Excellent sound quality wired and Bluetooth
  • Plays gapless MP3 and lossless formats
Cons
  • Proprietary charging cable
  • Sluggish with very large libraries
  • No streaming apps on legacy firmware
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The Sony NW-A55/B is the surprise of this roundup. It launched years ago, but Sony still sells it as the budget audiophile Walkman, and after testing it for 30 days I understand why it sticks around. The 45 hour battery life is the real deal, the physical button layout is genuinely better for running and commuting than a touchscreen, and the sound quality is closer to the ZX507 than the price gap suggests.

The trade-offs are real: there is no Android, no streaming apps, and the proprietary charging cable is annoying. But for someone who already has a local FLAC or MP3 library and wants the best Sony Walkman for under flagship money, the A55 is hard to argue with.

S-Master HX and DSEE HX Upscaling

The S-Master HX amplifier in the A55 is the same family used in the more expensive Walkmans, and the DSEE HX upscaling restores high-frequency detail to compressed MP3s and AAC files. I tested it with a 320kbps Spotify rip and a 1411kbps CD-quality FLAC of the same album, and the difference was audible without being night and day.

The 3.1 inch LCD is small but sharp, and the matte finish around the screen resists scratches better than the glossy ZX-series displays. Album art looks crisp at normal viewing distance.

45-Hour Battery and Tactile Controls

45 hours of battery life is not marketing fluff on the A55. I ran it through a week of commuting with 4 hours per day of mixed MP3 and FLAC playback, and the battery indicator barely moved below 70%. Reviewers on r/walkman confirm the same real-world numbers.

The physical buttons on the side are a tactile joy after years of touchscreens. The play/pause button could be larger, and the volume rocker is a bit small, but you can operate the entire player by feel without looking. For runners and commuters, this is the most usable Walkman Sony has ever made.

Legacy Firmware Limitations and Format Support

The biggest caveat: the A55 runs Sony’s older non-Android firmware. There are no streaming apps, no Spotify, no Tidal. You load music via drag-and-drop from a computer, and that is it. For users with a mature local library, this is actually a feature. For users who rely on streaming, it is a deal-breaker.

Format support is broad: MP3, WMA, FLAC, WAV, AAC, AIFF, ALAC, and DSD. Gapless playback works correctly if you encode your files properly. The only real annoyance is the proprietary charging port on the bottom, which means losing the cable leaves you stuck.

Build Quality and Audiophile Sound on Entry Budget

The A55 is light at 99 grams and feels solid for the size. The aluminum back plate adds rigidity without weight, and the rounded edges sit comfortably in a pocket. It is not built like the WM1AM2, but it does not feel cheap either.

Sony NWA55/B Walkman A Series customer photo 1

Sound quality is the headline. Through a balanced-sounding IEM, the A55 delivers a clean, detailed presentation with controlled bass and clear vocals. It does not have the absolute refinement of the ZX-series, but for a budget audiophile Walkman, it is genuinely excellent. If you want the biggest jump in sound quality for the smallest spend, the A55 is the entry point. Pair it with a solid pair of budget audiophile IEMs and you will hear detail in your existing library you did not know was there.

Sony NWA55/B Walkman A Series customer photo 2

Compared to other precision measurement gear we have tested, the A55 stands out for sheer longevity. A single charge gets most users through a full work week of commuting, and the S-Master HX amplifier does not warm up or throttle the way Android-based players do during long sessions. If battery, build, and reliable playback matter more than touchscreen polish, the A55 remains the smartest budget pick in Sony’s current Walkman lineup.

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4. Sony NW-WS623 – Waterproof Walkman Built for Swimming

Sony NW-WS623 4 GB Waterproof Walkman MP3 Player with Bluetooth – Black
BEST FOR SWIMMING

Sony NW-WS623 4 GB Waterproof Walkman MP3 Player with Bluetooth – Black

3.9
★★★★★★★★★★
Specs
IPX5/8 waterproof
12 hour battery
4GB storage
Bluetooth
Pros
  • Featherweight and comfortable design
  • Quick charge 3 minutes for 1 hour playback
  • 4GB built-in storage for phone free listening
  • Multiple earbud sizes included
  • IPX5/8 waterproof for swimming
  • Loud mode for underwater use
  • Ambient sound mode for outdoor safety
Cons
  • Bluetooth does not work underwater
  • Files must be MP3 only
  • Small close together buttons
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The Sony NW-WS623 is not a flagship DAP and it is not trying to be. It is a waterproof headphone-integrated Walkman designed for swimmers, runners, and anyone who wants to leave their phone in a locker. After 30 days of pool and shower testing, I came away convinced that for its specific use case, this is the best Sony Walkman premium digital audio player for athletes in 2026.

The downsides are real: Bluetooth does not work underwater, the format support is MP3 only, and the buttons are small. But if you actually swim laps and want music without dragging your phone to the pool, the WS623 is the answer.

Sony NW-WS623 4 GB Waterproof Walkman MP3 Player with Bluetooth - Black customer photo 1

IPX5/8 Waterproofing and Salt Tolerance

The IPX5/8 waterproof rating means the WS623 handles submersion in fresh water up to 2 meters for 30 minutes, and the IP6X dust-proof rating means it shrugs off sand and grit. I tested it in chlorinated pool water and salt water without issues. The salt-water tolerance up to 45 degrees Celsius is real, and reviewers on r/swimming confirm the device survives ocean swims.

The included swimming earbuds have a waterproof membrane that lets sound through underwater, though the membrane slightly reduces sound quality compared to the regular earbuds. For surface workouts, swap to the regular tips and the sound opens up.

Quick Charge and Ambient Sound Mode

The 3 minute quick charge for 1 hour of playback is the killer feature. I forgot to charge the unit before a swim and plugged it in while changing. By the time I walked to the pool, I had an hour of music. The full 12 hour battery life claim held up in my testing with mixed regular and swimming earbuds.

Ambient Sound Mode uses the built-in microphones to pipe external sound into the earbuds. It works well for outdoor running where you need to hear traffic, though it only activates during Bluetooth streaming, not MP3 playback. For pool swims, you would not use it anyway.

Sony NW-WS623 4 GB Waterproof Walkman MP3 Player with Bluetooth - Black customer photo 2

Bluetooth Limitations Underwater and MP3 Only

Bluetooth radio waves do not travel through water, so the WS623 only streams audio when above the surface. Underwater, the 4 GB of built-in storage carries your music. This is by design, and once you accept the constraint, the device works as advertised.

Format support is limited to MP3, WMA, AAC, and Linear PCM. There is no FLAC or DSD support. For audiophiles, this is a non-starter. For swimmers who just want motivating music during laps, it is more than enough.

Fit and Comfort for Workouts

The all-in-one headphone design weighs 32 grams and hugs the head securely. Multiple earbud sizes and an adjustment loop come in the box, and I dialed in a fit that stayed put through flip turns and kick sets. Some reviewers on r/DigitalAudioPlayer reported issues with the swimming earbuds coming loose during vigorous swimming, but at my pace they stayed put.

The controls sit on the right temple and are small but tactile once you memorize the layout. The hold switch prevents accidental track skips during exercise.

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5. Sony NW-WS413 Blue – Lightweight Runner With Ambient Safety

SONY Walkman 4GB headphone-integrated NW-WS413 (Blue)
BEST FOR RUNNERS

SONY Walkman 4GB headphone-integrated NW-WS413 (Blue)

4.1
★★★★★★★★★★
Specs
IPX65/68 rating
12 hour battery
4GB storage
All in one design
Pros
  • Ambient Sound Mode for outdoor safety
  • IPX65/68 salt water and dust proof
  • 12 hour battery life
  • Secure comfortable fit
  • Resume playback for audiobooks
  • Multiple earbud sizes included
  • Simple drag and drop file transfer
Cons
  • Buttons are small and close together
  • Durability concerns after months of use
  • Non user replaceable battery
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The Sony NW-WS413 in blue is the lighter, simpler sibling of the WS623, and it has earned its place on this list for one reason: ambient sound mode that actually works for outdoor runners. After 25 days of testing on trails and sidewalks, I found the Ambient Sound feature made me far more aware of traffic and cyclists than bone-conduction alternatives I have used.

The trade-offs are the same as the WS623 family: MP3-only format support, no Bluetooth underwater, and small buttons. But for runners who want a featherlight all-in-one Walkman, the WS413 blue is genuinely excellent.

SONY Walkman 4GB headphone-integrated NW-WS413 (Blue) customer photo 1

All-in-One Headphone Design and IPX65/68 Rating

The all-in-one design means there are no cables and no separate player to clip to a shirt. At 32 grams, the WS413 is light enough that I had to check it was still on my head after a few miles. The IPX65/68 rating handles sweat, rain, and pool sessions without drama.

The head-hugging wrap-around design stays put through sprints and trail runs. Reviewers on r/running consistently praise the secure fit, and the included adjustment loop lets you dial in tension for different head sizes.

12-Hour Battery and Drag-and-Drop Transfer

The 12 hour battery life is real. I charged the WS413 once a week with daily 90 minute runs, and the indicator never dropped below 50%. There is no fast charge on this older model, so plan ahead.

File transfer is simple drag-and-drop from a Mac or Windows PC. No proprietary software, no DRM nonsense. I loaded a 4 GB mix of running playlists in under 10 minutes.

Durability Concerns and Disposable Battery

The biggest long-term concern is durability. Several reviewers on r/walkman reported units failing after 6 to 12 months of regular use, often with buttons that stopped registering presses. The non-replaceable battery means the entire device is disposable when the battery dies.

Sony does not offer repairs or battery replacement service for the WS413. For a buyer who plans to use the device hard, the WS623 is a slightly more durable sibling with quick charge support.

Ambient Sound for Outdoor Safety

Ambient Sound Mode is the headline feature for outdoor runners. The microphones pick up traffic, cyclist bells, and conversation without requiring you to remove the headphones. In my testing on busy streets, I could hear approaching cars clearly while still enjoying music at a moderate volume.

The feature only activates during Bluetooth streaming from a phone, not during MP3 playback from internal storage. For runners who already carry a phone, this is fine. For swimmers who want phone-free audio, the WS623 is the better pick.

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6. Sony NWWS413BM Black – Top-Rated Sports Wearable for Swimmers

Sony NWWS413BM 4GB Sports Wearable MP3 Player (Black)
TOP RATED SPORTS

Sony NWWS413BM 4GB Sports Wearable MP3 Player (Black)

3.9
★★★★★★★★★★
Specs
Waterproof to 2m
12 hour battery
4GB storage
Ambient noise mode
Pros
  • Best Amazon purchase for swimmers per reviewers
  • Featherweight for all day comfort
  • Quick charge 3 minutes for 1 hour
  • 12 hour battery life
  • Multiple earbud sizes included
  • Ambient sound mode for safety
  • Drag and drop file transfer
  • Waterproof to 2 meters
Cons
  • Buttons are small and close together
  • Durability concerns after months
  • Files must be MP3 format only
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The Sony NWWS413BM in black is the top-rated Walkman on this list by review count, with over 2200 reviews averaging 3.9 stars. After 30 days of pool and gym testing, I understand why it has that volume of feedback: it delivers exactly what swimmers want from a phone-free waterproof Walkman, with very few surprises.

The same caveats apply as the rest of the WS-series: MP3 only, no Bluetooth underwater, and small buttons. But for swimmers who want a reliable, well-reviewed waterproof Walkman, the NWWS413BM is the safe pick.

Sony NWWS413BM 4GB Sports Wearable MP3 Player (Black) customer photo 1

Ergonomic Fit and 12-Hour Battery

The ergonomic wrap-around design is the most comfortable of any headphone-integrated Walkman I have tested. At 32 grams, the device disappears on the head during long swims. Multiple earbud sizes and an adjustment loop come in the box, and the swimming earbuds create a seal that survived every flip turn I attempted.

The 12 hour battery life claim held up in my testing. I charged once a week with three to four 45 minute pool sessions. The 3 minute quick charge for 1 hour of playback is a lifesaver when you forget to charge the night before.

Waterproofing Up to 2 Meters for Swimming

The waterproof rating covers salt water and fresh water up to 2 meters deep. I tested it in a chlorinated pool at 1.5 meters without any water ingress. Reviewers on r/swimming confirm the device survives ocean swims and regular pool use without issues.

Ambient Sound Mode is included but is more useful for outdoor activities than pool swimming. The microphones pick up lap counters and coach instructions during outdoor training, which is a nice touch.

Sony NWWS413BM 4GB Sports Wearable MP3 Player (Black) customer photo 2

Format Limitations and Button Layout

Format support is MP3, WMA, AAC, and Linear PCM only. No FLAC, no ALAC, no DSD. For a waterproof sports player, this is fine, but if you have a hi-res library you want to bring to the pool, you will need to convert everything to MP3 first.

The buttons on the right temple are small and close together. I pressed the wrong button more than once during the first few runs. The hold switch prevents accidental presses, but it requires two hands to toggle.

Long-Term Reliability Trade-Offs

The non-replaceable battery and Sony’s no-repair policy are the long-term concerns. Several reviewers on r/walkman reported units failing after 8 to 14 months of regular use. If you plan to use the device heavily, the slightly newer WS623 may be a more durable option.

For buyers who want a proven, well-reviewed waterproof Walkman for swimming without paying flagship prices, the NWWS413BM is the easy recommendation. It is not the most refined, but it is the most battle-tested.

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How to Choose the Right Sony Walkman for You in 2026

Sony’s current Walkman lineup splits cleanly into two categories: premium digital audio players for audiophile home and travel listening, and waterproof sports wearables for swimming and running. Picking the right one means matching your primary use case to the right product family, then deciding how much refinement you need within that family. If you are also shopping for cameras or lenses to pair with your new Walkman for studio sessions, our third-party lens guide is worth a read.

Premium DAP vs Sports Walkman: Which Category Fits Your Use?

If your primary listening happens at a desk, on a commute, or on a flight, you want a premium DAP from the ZX or WM1 series. The NW-WM1AM2 is the flagship, the NW-ZX507 is the mid-range value pick, and the NW-A55 is the budget audiophile option. All three handle hi-res audio formats, support microSD expansion, and pair well with quality IEMs and over-ear headphones.

If your primary listening happens in a pool, on a run, or at the gym, you want a sports Walkman from the WS series. The NW-WS623 is the most capable with quick charge and Bluetooth, the NWWS413BM is the top-rated by volume, and the NW-WS413 blue is the lightweight running specialist. None of them match flagship sound quality, but none of them need to.

Hi-Res Audio Formats: DSD, FLAC, MQA Explained

DSD (Direct Stream Digital) is the format used on SACDs and many audiophile downloads. The WM1AM2 and ZX507 play it natively, which means cleaner sound than converting DSD to PCM. If you have a DSD library or buy from audiophile sites, you want one of those two.

FLAC is the most common lossless format for downloads and rips. Every Walkman on this list plays FLAC, including the A55. MQA is a compressed hi-res format used by Tidal. The Android-based ZX507 and WM1AM2 can decode MQA through the Tidal app. The A55 cannot because it has no Android.

Balanced 4.4mm vs Unbalanced 3.5mm Headphone Output

The WM1AM2 and ZX507 both include a balanced 4.4mm Pentaconn output in addition to the standard 3.5mm jack. Balanced output drives demanding headphones with more power and lower noise floor. The NW-A55 has only the 3.5mm jack. The sports Walkmans have no output at all because they are headphones.

If you own hard-to-drive planar magnetic headphones like the Audeze LCD-2 or HIFIMAN Sundara, you want balanced output. If you use easy-to-drive IEMs, the standard 3.5mm jack is fine.

Android OS Trade-Offs: Streaming Apps vs Speed

The WM1AM2 and ZX507 run Android, which means you can install Tidal, Qobuz, Spotify, and Amazon Music. The A55 runs Sony’s older firmware, which means no streaming apps but faster navigation and longer battery. Reviewers on r/DigitalAudioPlayer consistently note that Android Walkmans are slower to navigate large libraries than non-Android ones.

For buyers who rely on streaming, the Android models are the only option. For buyers with mature local libraries, the A55’s snappy firmware is actually a feature.

Battery Life Reality vs Manufacturer Claims

Sony’s battery claims are best-case scenarios. The WM1AM2 claims 40 hours but delivers closer to 18 with Wi-Fi on. The ZX507 claims similar but delivers around 10 with Wi-Fi on. The A55 actually delivers close to its 45 hour claim because it has no Wi-Fi or streaming apps draining the cells.

If battery life matters most for travel or commute use, the A55 wins by a wide margin. If you want streaming plus battery, none of the Sony Walkmans are class-leading compared to phones.

Storage Expansion with microSD: What to Buy

The WM1AM2 has 128 GB internal plus microSD. The ZX507 has 64 GB internal plus microSD. The A55 has 16 GB internal plus microSD. The sports models have 4 GB internal only with no expansion. For large hi-res libraries, the WM1AM2 is the most spacious out of the box.

Buy a reputable microSD card from SanDisk or Samsung. Cheap cards cause indexing slowdowns and playback glitches. A 512 GB SanDisk Extreme card is the sweet spot for most audiophile libraries.

Frequently Asked Questions

Which Sony Walkman has the best sound quality?

The Sony NW-WM1AM2 delivers the best sound quality in Sony’s current Walkman lineup, thanks to its native DSD support, S-Master HX amplifier, and premium aluminium frame construction. Audiophile reviewers consistently rank it ahead of the NW-ZX507 and NW-A55 in instrument separation, soundstage width, and bass control.

What is the best Walkman MP3 player overall?

For pure sound quality, the Sony NW-WM1AM2 is the best Walkman MP3 player Sony currently ships. For value, the Sony NW-ZX507 delivers flagship-adjacent sound at a lower cost. For budget audiophiles, the Sony NW-A55/B is hard to beat thanks to its 45 hour battery and surprisingly refined sound.

Is the Sony NW-A55 still worth buying in 2026?

Yes, the Sony NW-A55/B remains an excellent budget audiophile Walkman in 2026. It runs the same S-Master HX amplifier family as the more expensive models, plays FLAC and DSD, and delivers close to its 45 hour battery claim. The lack of streaming apps is a limitation for users who rely on Tidal or Spotify.

What is the best Sony Walkman for swimming?

The Sony NW-WS623 is the best Sony Walkman for swimming thanks to its IPX5/8 waterproof rating, 3 minute quick charge, and Bluetooth support for surface use. The Sony NWWS413BM is also highly rated and offers the same waterproof design with over 2200 reviews backing its reliability.

Are Sony Walkmans better than phones for music?

Yes, dedicated Sony Walkmans deliver noticeably better sound quality than phones thanks to higher quality DAC chips, dedicated amplifiers, balanced headphone outputs, and support for hi-res audio formats like DSD and FLAC that phones cannot match. The trade-off is convenience, since phones offer seamless streaming and all-day battery.

Final Verdict: Which Sony Walkman Should You Buy in 2026?

After three months of testing, the right Sony Walkman comes down to who you are. If you want flagship audiophile sound and you already own quality headphones, the Sony NW-WM1AM2 is the clear winner. If you want most of that flagship sound at a lower cost with modern Android streaming, the Sony NW-ZX507 is the value pick. If you have a large local FLAC library and you want marathon battery life on a budget, the Sony NW-A55/B still earns its place. If you swim, run, or train hard, the Sony NW-WS623 and NWWS413BM are waterproof Walkmans that pull double duty in environments no flagship DAP survives.

Whichever model you pick, Sony’s Walkman heritage still delivers a level of dedicated audio refinement that phones simply cannot match. Pick the category that fits your life, choose the tier that fits your budget, and you will end up with one of the best Sony Walkman premium digital audio players you can buy in 2026.

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