Focal Bathys
Its 40mm Aluminum-Magnesium M-shaped dome drivers and built-in DAC deliver 24-bit/192 kHz hi-res audio over wired USB-C, while active noise cancellation and a 30-hour battery life (with 15-minute quick charge for 5 hours) define its wireless credentials. The headphones also offer aptX Adaptive codec support and Clear Voice Capture microphones for clear calls, positioning them as a premium hybrid of hi-fi listening and everyday utility. Best for critical listeners and home-studio use who seek reference-level sound in a closed-back, noise-canceling design, rather than for daily commuting.
About This Headphones
Styled in an attractive dune color, the Bathys Noise-Canceling Wireless Over-Ear Headphones from Focal continues their tradition of offering high-fidelity sound, now in a portable package. These compact headphones use 40mm aluminum-magnesium M-shaped dome drivers and proprietary Focal technology to deliver precise and dynamic wireless sound. When going wireless, you will enjoy your music in silence thanks to active noise cancellation. You can easily stay connected via hands-free calls that use Qualcomm Clear Voice Capture technology for crystal-clear conversations.
- 40mm Aluminum-Magnesium Dome Drivers
- Active Noise Cancellation
- Over 30 Hours of Wireless Playback
- Built-In DAC & Amplifier
The 30-Second Version
The Focal Bathys deliver some of the best wireless audio we've heard, with a rich, detailed sound that outclasses nearly every competitor. But they're heavy, uncomfortable after an hour, and the ANC is just okay. At around $599, they're a superb splurge for sound-first listeners. If comfort or noise cancellation matters more, look elsewhere.
Overview
Focal stepping into the wireless noise-cancelling world with the Bathys feels a bit like a Michelin-starred chef opening a food truck. They're not trying to beat Sony or Bose at the everyday comfort game; they're here to bring genuine audiophile chops to Bluetooth. These over-ears pack 40mm aluminum-magnesium dome drivers, a built-in DAC for 24-bit/192kHz wired listening, and active noise cancellation, all in a stylish dune-colored package. The spec sheet alone should make hi-fi nerds do a double take.
Performance
We'll cut to the chase: the sound is remarkable. Our database puts the Bathys in the 96th percentile for overall audio quality, which translates to a warm, resolving presentation that outclasses essentially every mainstream wireless headphone. There's a richness to the midrange and a sense of space you don't usually get without a wired open-back setup. Even over AAC or aptX Adaptive, detail retrieval is top-notch, and the companion app's EQ lets you tweak to taste without ruining the signature. The built-in DAC mode over USB-C makes the Bathys feel like a serious desktop headphone, not just a portable toy.
Pros & Cons
Pros
- Stunning, reference-level wireless sound quality 98th
- Built-in DAC unlocks 24-bit/192kHz wired performance 96th
- Excellent EQ customization through the Focal app 88th
- Solid 30-hour battery life with fast charging 79th
- Multipoint connectivity and aptX Adaptive support
- Premium materials and sturdy build
Cons
- Heavy 350g design causes real comfort fatigue 15th
- No passive mode — ANC can't be fully turned off
- ANC performance lags behind Sony and Bose
- No LDAC or aptX HD for high-res streaming
- Chunky volume steps make fine adjustments annoying
The Word on the Street
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Open/Closed | closed |
| Foldable | No |
| Weight | 0.3 kg / 0.8 lbs |
| Ear Cushion | real leather |
| Headband | real leather and microfiber |
Audio
| Driver Type | Dynamic |
| Driver Size | 40 |
| Drivers | 1 |
| Freq Min | 15 |
| Freq Max | 22000 |
| Impedance | 80 |
| Hi-Res Audio | Yes |
| Codecs | AAC, aptX, aptX Adaptive, SBC |
Noise Control
| ANC | Yes |
| ANC Type | two optimized noise-cancelling modes |
| Transparency | Yes |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.1 |
| Profiles | A2DP, AVRCP, HFP, HSP |
| Multipoint | Yes |
| Wired Connector | 3.5mm |
| Detachable Cable | Yes |
| Cable Length | 1.2 |
| Range | 15 |
Battery
| Battery Life | 30 |
| Charge Time | 1.5 |
| Fast Charging | 15 Minutes for 5 Hours |
| Charging | USB-C |
| Capacity | 1060 |
Microphone
| Microphone | Yes |
| Mic Count | 2 |
| NC Mic | Yes |
| Boom Mic | No |
Features
| Voice Assistant | Alexa, Google Assistant |
| Touch Controls | Yes |
| App | Focal & Naim App |
| Volume Limiting | No |
Value & Pricing
Pricing for the Bathys is all over the map, literally — we're seeing listings from $599 to over $12,000 across vendors. Ignore the absurd markups; the real price hovers around $599 to $699, with the current best deal at $599. That's a premium over the Sony WH-1000XM6 or Sennheiser Momentum 4, which sit closer to $350. For the extra cash you're buying a sound signature that genuinely rivals wired audiophile headphones, but you're giving up best-in-class ANC and featherlight comfort. If audio purity is your number one priority, the value proposition is strong at $599. If you just need good noise cancelling for a commute, it's an overpay.
vs Competition
Sony's WH-1000XM6 and Bose's QuietComfort Ultra are the obvious rivals when it comes to obliterating background noise and disappearing on your head. They're lighter, more comfortable, and pack ANC that makes the Bathys feel a generation behind. But their sound, while pleasant, isn't in the same league — they're tuned for mass appeal, not critical listening. Sennheiser's Momentum 4 split the difference better: they offer great audio with solid comfort and 60-hour battery life, but even they can't match the Bathys' sheer resolution and staging. Bowers & Wilkins Px8 S2 is the closest competitor in terms of luxury and sound, but the Focal pulls ahead in detail and that DAC mode is a unique party trick.
| Spec | Focal Bathys | Sony WH-1000XM6 WH-1000XM6 | Sennheiser MOMENTUM 4 M4AEBT | Bowers & Wilkins Px8 S2 Px8 S2 | Bose QuietComfort Ultra QuietComfort Ultra | Technics EAH-A800 EAH-A800 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | Dynamic | dynamic | Dynamic | dynamic | Dynamic | PEEK/Polyurethane 3-Layer Diaphragm |
| Driver Size (mm) | 40 | 30 | 42 | 40 | - | 40 |
| Impedance Ohms | 80 | 48 | 470 | - | 32 | 34 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Open Closed Back | closed | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.1 | 5.3 | 5.2 | 5.3 | 5.3 | 5.2 |
| Battery Life Hours | 30 | 30 | 60 | 30 | 24 | 50 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| Focal Bathys | 87.5 | 78.6 | 77.1 | 95.5 | 72.7 | 15.2 | 36.6 | 97.5 | 52.3 |
| Sony WH-1000XM6 WH-1000XM6 Compare | 97.7 | 91.3 | 92.3 | 95.1 | 72.7 | 79.5 | 0 | 99.8 | 93.6 |
| Sennheiser MOMENTUM 4 M4AEBT Compare | 97.7 | 85.1 | 77.1 | 97.6 | 89.3 | 79.5 | 0 | 99 | 79 |
| Bowers & Wilkins Px8 S2 Px8 S2 Compare | 97.7 | 99.4 | 95.9 | 99.4 | 72.7 | 50.8 | 87.6 | 97.5 | 98.8 |
| Bose QuietComfort Ultra QuietComfort Ultra Compare | 87.5 | 78.6 | 95.9 | 47.9 | 69.3 | 79.5 | 70.4 | 99.4 | 93.6 |
| Technics EAH-A800 EAH-A800 Compare | 92.5 | 98.3 | 77.1 | 96.9 | 83.8 | 50.8 | 19.9 | 93.1 | 98.8 |
Common Questions
Q: Can I use the Bathys without turning on ANC?
Unfortunately, no. There's no true passive mode — the headphones always cycle through ANC on, a 'Soft' ANC setting, or Transparency. You can't fully turn off the processing, which is a letdown for anyone who wants to save battery or avoid the slight noise floor.
Q: How does the sound compare to wired audiophile headphones?
In USB-C DAC mode, they hang with many $300-$400 wired open-backs, delivering impressive resolution and a warm, engaging signature. Over Bluetooth with aptX Adaptive it's still remarkably detailed, though a tiny bit of magic is lost compared to the wired connection.
Q: Are they comfortable for all-day listening?
At 350 grams and with a clamp force that some find snug, the Bathys rank in the 15th percentile for comfort in our database. Many users report pressure on the crown of the head and ear fatigue after an hour or two. If you're sensitive to weight or wear glasses, definitely try before you buy.
Q: Do they support high-res wireless codecs like LDAC?
No, the Bathys top out at aptX Adaptive, which is good but not as high-bitrate as LDAC or aptX HD. For truly high-res audio, you'll want to plug in via USB-C and use the built-in DAC, which supports up to 24-bit/192kHz.
Who Should Skip This
The Bathys are a poor fit if you need class-leading noise cancellation for travel or busy offices — Sony's WH-1000XM6 or Bose's QuietComfort Ultra will block far more background noise and weigh noticeably less. If you have a smaller head or wear glasses, the weight and clamp force can become genuinely painful; in that case, the Sennheiser Momentum 4 offers much better comfort with only a small step down in sound. And if you're on a tighter budget, the $599 price tag is tough to justify when something like the Momentum 4 at $350 gets you 90% of the audio performance with double the battery life and a more forgiving fit.
Verdict
If you've been dreaming of a wireless headphone that doesn't make you compromise on fidelity, the Bathys deliver. They're meant for the listener who will sit in a quiet room and pick apart a track for an hour, not the one crammed into a subway car. The sound is genuinely special, especially when you plug in via USB-C and let the internal DAC work its magic. For that audience, the Bathys are an easy recommendation despite their quirks. But if your typical listening happens in noisy environments or you need all-day wearability, you're better off with the Sony WH-1000XM6 or Bose QuietComfort Ultra, both of which prioritize comfort and noise isolation over audiophile fireworks. Those cans will treat your ears more gently, even if they won't thrill them quite the same way.