Sennheiser MOMENTUM 4 Wireless vs Focal Bathys Hi-Fi
The Sennheiser MOMENTUM 4 Wireless is the better buy for most people - its impressive 60-hour battery life crushes the Focal Bathys Hi-Fi's 30 hours with ANC on. If you're traveling or using them all day, that extra battery life makes a huge difference. In real-world use, the Sennheiser MOMENTUM 4's superb sound quality with aptX Adaptive support ensures you'll get outstanding audio whether you're listening to music or taking calls.
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Sennheiser MOMENTUM 4 Wireless
Focal Bathys Hi-Fi
Only the specs that differ are shown here. Winners are highlighted when the data is clear.
+Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: Sennheiser MOMENTUM 4 Wireless vs Focal Bathys Hi-Fi
Sennheiser MOMENTUM 4 Wireless
Focal Bathys Hi-Fi
| Criterion | Sennheiser MOMENTUM 4 Wireless | Focal Bathys Hi-Fi |
|---|---|---|
| Rating | ★4.1(9,090)Amazon | ★4.2(465)Amazon |
Form Factor | Over-ear | Over-ear (closed-back) |
Connectivity | Bluetooth, USB-C (audio + charging), 2.5mm to 3.5mm analog cable | Bluetooth 5.1 + USB-C DAC (Digital) + 3.5mm Jack (Analog) |
Bluetooth Version | Bluetooth 5.2 | Bluetooth 5.1 |
Codecs | SBC, AAC, aptX, aptX Adaptive | SBC, AAC, aptX™, aptX™ Adaptive |
ANC | Yes (Hybrid Adaptive ANC) | Yes (2 modes: 'Silent' for high noise, 'Soft' for focus) |
Transparency | Yes (Transparency Mode / Adjustable) | Yes (Transparency Mode) |
Drivers | 42 mm dynamic transducer | 40mm Aluminum-Magnesium 'M'-shaped Dome Drivers (Made in France) |
Frequency Response | 6 Hz – 22 kHz | 15 Hz – 22,000 Hz |
Microphones | 4 digital beamforming microphones (2 per side) | 8 Microphones total (Clear Voice Capture technology) |
Battery Life | Up to 60 hrs (Bluetooth with ANC on) | 30 hours (Bluetooth + ANC) / 35 hours (3.5mm Jack) / 42 hours (USB-DAC) |
Battery Life | N/A (Headphones only) | N/A (No charging case) |
Charging | USB-C; 5 min charge = 4 hrs play; approx 2 hrs for full charge | USB-C Fast Charge; 15 min charge = 5 hours playback |
Multipoint | Yes (2 devices simultaneously) | Yes (Simultaneous connection to 2 devices) |
Low Latency Mode | Yes (via aptX Adaptive automatically) | Yes (via aptX™ Adaptive) |
Wired Mode | Yes (USB-C digital audio + analog via included cable) | Yes (USB-DAC mode supports 24-bit/192kHz; 3.5mm analog cable included) |
Water Resistance | None (IP rating not officially stated) | No (No IP rating) |
Weight | 293 g | 12.3 oz (350 g) |
Controls | Touch pad (right earcup) + 1 physical power/pairing button | Physical Buttons (Volume, Pairing, ANC mode, Voice Assistant) |
App Eq | Sennheiser Smart Control (5-band EQ, Sound Personalization, Sound Zones) | Focal & Naim App (5-band EQ + Mimi Sound Personalization) |
Extras | Smart Pause (wear detection); Auto On/Off; hard travel case; Sound Personalization test | Illuminated Focal flame logo (dimmable); Rigid carrying case; Mimi Hearing Test support |
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Sennheiser MOMENTUM 4 Wireless
✓ Pros:
- • Class-leading 60-hour battery life (even with ANC on)
- • Superb sound quality with aptX Adaptive support
- • Very effective fast charging (5 mins = 4 hours)
- • USB-C port supports high-res digital audio playback
✗ Cons:
- • ANC is great, but slightly behind Sony/Bose top-tier models
- • Design does not fold up compactly (only rotates flat)
- • Touch controls can be overly sensitive for some users
- • No official water resistance rating
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Focal Bathys Hi-Fi
✓ Pros:
- • USB-DAC mode delivers uncompressed 24-bit/192kHz audio directly from a computer or phone
- • Aluminum/Magnesium drivers provide audiophile-level detail and dynamic range
- • Mimi Sound Personalization adapts the audio profile to your specific hearing health
- • Premium construction with real leather, aluminum, and magnesium materials
- • Solid battery life across all modes, especially when using the internal DAC (42 hours)
✗ Cons:
- • Heavier (12.3 oz) and bulkier than mainstream competitors like Bose or Sony
- • No official water resistance rating (IP) requires care during use
- • High price point targets a niche audiophile audience rather than general consumers
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Which one is better?
The Sennheiser MOMENTUM 4 Wireless is the better buy for most people - its 60-hour battery life crushes the Focal Bathys Hi-Fi's 30 hours. That said, grab the Focal Bathys Hi-Fi if you crave audiophile-level sound quality with its 24-bit/192kHz capability - it's worth it for serious listeners.
Who should buy each?
Choose the Sennheiser MOMENTUM 4 Wireless if: you need 60 hours of battery life with ANC, you want superb sound quality with aptX Adaptive, or you value fast charging (5 min = 4 hours).
Choose the Focal Bathys Hi-Fi if: you want uncompressed 24-bit/192kHz audio for your PC, you appreciate premium construction with aluminum and magnesium, or you want sound personalization tailored to your hearing health.
Conclusion
With the key differences outlined, the decision should be clearer. Both options deliver quality—choose the one that fits your priorities.
Frequently Asked Questions
+Which has better value?
Sennheiser MOMENTUM 4 Wireless excels if you value class-leading 60-hour battery life (even with anc on). Focal Bathys Hi-Fi is better if you prioritize usb-dac mode delivers uncompressed 24-bit/192khz audio directly from a computer or phone. Pick based on your budget and daily use.
+Is this an independent review?
Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.
+Do newer models exist?
Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.
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