Over-Ear
Austrian Audio Hi-X15
84Great
$149
Full review dataAustrian Audio Hi-X15 vs Sennheiser MOMENTUM 4 Wireless: which should you buy?
On aggregated review scores the Sennheiser MOMENTUM 4 Wireless comes out ahead with an HearWiki score of 85. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: Sennheiser MOMENTUM 4 Wireless - Outstanding overall at around $234.
Over-Ear
Sennheiser MOMENTUM 4 Wireless
85Outstanding
$234
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
Austrian Audio Hi-X15
Sound8.5
Value9.0
Sennheiser MOMENTUM 4 Wireless
Sound8.5
Noise cancelling8.0
Battery9.5
Calls7.5
Value8.5
Specifications
| Spec | Austrian Audio Hi-X15 | Sennheiser MOMENTUM 4 Wireless |
|---|---|---|
| Type | Over-Ear | Over-Ear |
| Price (USD) | $149 | $234 |
| HearWiki score | 84 / 100 · Great | 85 / 100 · Outstanding |
| Released | 2021 | 2022 |
| Audio | ||
| Driver | dynamic | 42mm dynamic drivers |
| Driver size | 44 mm | 42 mm |
| Drivers per side | 2 | 1 |
| Frequency response | 12Hz-24kHz | 6 Hz - 22,000 Hz |
| Impedance | 25 Ω | 60 Ω |
| Sensitivity | 99 dB/mW | 106 dB/mW |
| Sensitivity (dB/Vrms) | 113 | - |
| Wireless | ||
| Bluetooth | - | 5.2 |
| Bluetooth version | - | 5.2 |
| Codecs | - | SBC, AAC, aptX, aptX Adaptive |
| Multipoint pairing | No | Yes |
| Battery | ||
| Battery life | - | 60 h |
| Full charge time | - | 120 min |
| Quick charge | - | 5 min = up to 4 h |
| Wireless charging | - | No |
| Features | ||
| Active noise cancelling | No | Yes |
| ANC type | - | adaptive |
| Design | ||
| Weight | 255 g | 293 g |
| Water resistance | - | none |
| Foldable | Yes | - |
| Detachable cable | Yes | - |
| USB-C | No | Yes |
| Calls | ||
| Microphones | - | 4 |
What reviewers said
Austrian Audio Hi-X15
The Austrian Hi-X15 is a wired over-ear headphone that brings studio-grade clarity and detail to a budget-friendly price point. Its lightweight, foldable build and low-impedance design make it a practical choice for on-the-go engineers, while the 44mm dynamic drivers deliver a balanced, revealing sound that suits tracking and mixing tasks. It offers impressive value for those seeking transparent monitoring without breaking the bank.
- Pro:Excellent price-to-performance ratio
- Pro:Lightweight and foldable for portability
- Pro:Easy to drive with low impedance and high sensitivity
- Con:Lacks Bluetooth or multipoint connectivity
- Con:No active noise cancellation
- Con:Some technical specifications are not fully disclosed
Sennheiser MOMENTUM 4 Wireless
The Sennheiser MOMENTUM 4 Wireless are premium over-ear headphones that deliver a well-rounded experience, highlighted by exceptional battery endurance and strong overall performance. They pack effective noise cancellation, support for high-quality wireless audio, and a comfortable design, making them a versatile choice for daily use and travel. While not the absolute leaders in any single category, their combination of features and usability offers excellent value at their price point.
- Pro:Outstanding battery life of up to 60 hours
- Pro:Comfortable fit for extended listening sessions
- Pro:Solid active noise cancellation performance
- Con:Sound quality is very good but not class-leading
- Con:Design feels less premium compared to some rivals
- Con:ANC is effective but not the absolute best available
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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