Over-Ear
HiFiMAN HE 400se Stealth
78Great
$109
Full review dataHiFiMAN HE 400se Stealth vs Nothing CMF Headphone Pro: which should you buy?
On aggregated review scores the Nothing CMF Headphone Pro comes out ahead with an HearWiki score of 84. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: Nothing CMF Headphone Pro - Great overall at around $140.
Over-Ear
Nothing CMF Headphone Pro
84Great
$140
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
HiFiMAN HE 400se Stealth
Sound7.5
Value8.5
Nothing CMF Headphone Pro
Sound8.0
Noise cancelling8.5
Battery9.5
Calls7.5
Value9.0
Specifications
| Spec | HiFiMAN HE 400se Stealth | Nothing CMF Headphone Pro |
|---|---|---|
| Type | Over-Ear | Over-Ear |
| Price (USD) | $109 | $140 |
| HearWiki score | 78 / 100 · Great | 84 / 100 · Great |
| Released | 2021 | 2025 |
| Audio | ||
| Driver | planar | 40mm custom nickel-plated dynamic drivers |
| Driver size | - | 40 mm |
| Drivers per side | 2 | 2 |
| Frequency response | 20Hz-20kHz | 20Hz-20kHz |
| Impedance | 32 Ω | 16 Ω |
| Sensitivity | 91 dB/mW | - |
| Wireless | ||
| Bluetooth | - | 5.4 |
| Bluetooth version | - | 5.4 |
| Codecs | - | AAC, SBC, LDAC |
| Multipoint pairing | - | Yes |
| Latency | - | 120 ms |
| Wireless range | - | 10 m |
| Battery | ||
| Battery life | - | 100 h |
| Battery life (ANC on) | - | 50 h |
| Full charge time | - | 120 min |
| Quick charge | - | 5 min = 8 h |
| Wireless charging | - | No |
| Features | ||
| Active noise cancelling | - | Yes |
| ANC type | - | hybrid |
| Transparency mode | - | Yes |
| Companion app | - | Yes |
| Custom EQ | - | Yes |
| Wear detection | - | Yes |
| Controls | - | both |
| Design | ||
| Weight | 390 g | 283 g |
| Water resistance | - | IPX2 |
| Foldable | No | No |
| Detachable cable | Yes | Yes |
| USB-C | No | Yes |
| Balanced connection | Yes | - |
| Calls | ||
| Microphones | - | 5 |
| Call noise reduction | - | 3-mic ENC architecture |
What reviewers said
HiFiMAN HE 400se Stealth
The HiFiMAN HE400se is an affordable open-back planar headphone that brings many of the brand's core technologies to a budget price. It offers a balanced, accurate sound signature with a comfortable fit, though its bass extension is limited and its midrange has a slight dip. Overall, it's a strong value for those seeking their first planar experience.
- Pro:Excellent price-to-performance ratio
- Pro:Stealth Magnet design improves clarity
- Pro:Accurate and neutral sound profile
- Con:Bass rolls off below 60 Hz
- Con:Slight midrange dip around 2 kHz
- Con:Open-back design leaks sound and lacks isolation
Nothing CMF Headphone Pro
The CMF Headphone Pro from Nothing is a budget-friendly over-ear wireless headphone that punches well above its price point, offering a robust feature set including hybrid ANC, LDAC support, multipoint Bluetooth, and an impressive 100-hour battery life with ANC off. Its sound is lively and well-tuned for the price, while the build and controls feel solid for the cost, though some compromises exist in water resistance and EQ customization. Overall, it's a standout value pick for anyone seeking long battery life and capable noise cancellation without spending a fortune.
- Pro:Exceptional battery life of up to 100 hours
- Pro:Effective hybrid ANC for the price
- Pro:Supports high-quality LDAC codec
- Con:Basic IPX2 water resistance only
- Con:EQ customization is limited
- Con:Not foldable for easy portability
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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