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Austrian Audio Hi-X15 vs Sennheiser MOMENTUM 3 Wireless: which should you buy?

On aggregated review scores the Austrian Audio Hi-X15 comes out ahead with an HearWiki score of 84. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Austrian Audio Hi-X15 - Great overall at around $149.

Score 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 3 Wireless
Sound8.5
Noise cancelling8.0
Battery6.0
Calls7.5
Value6.5

Specifications

Specification comparison of Austrian Audio Hi-X15 vs Sennheiser MOMENTUM 3 Wireless
SpecAustrian Audio Hi-X15Sennheiser MOMENTUM 3 Wireless
TypeOver-EarOver-Ear
Price (USD)$150$220
HearWiki score84 / 100 · Great78 / 100 · Great
Released20212019
Audio
Driverdynamic42mm dynamic
Driver size44 mm42 mm
Drivers per side22
Frequency response12Hz-24kHz6Hz-22kHz
Impedance25 Ω100 Ω
Sensitivity99 dB/mW99 dB/mW
Sensitivity (dB/Vrms)113-
Wireless
Wireless-Yes
Bluetooth-5.0
Bluetooth version-5.0
Codecs-SBC, AAC, aptX, aptX Low Latency
Multipoint pairingNoYes
Wireless range-10 m
Battery
Battery life (ANC on)-17 h
Full charge time-180 min
Quick charge-10 min = 1.5 h
Wireless charging-No
Features
Active noise cancellingNoYes
ANC type-hybrid
Transparency mode-Yes
Companion app-Yes
Custom EQ-Yes
Wear detection-No
Controls-touch
Design
Weight255 g305 g
Water resistance-IPX4
FoldableYes-
Detachable cableYes-
USB-CNo-
Calls
Microphones-4
Call noise reduction-2-mic beamforming array

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 3 Wireless

The Sennheiser MOMENTUM 3 Wireless over-ears deliver a refined, balanced audio performance wrapped in a stylish retro-modern design. They feature effective hybrid active noise cancellation, a comfortable fit, and a robust app with customization options, but their battery endurance trails many rivals and the premium price tag is hard to ignore. While the controls and connectivity are generally solid, the overall package feels like an incremental step rather than a dramatic leap forward.

  • Pro:Rich, well-balanced sound with good detail
  • Pro:Effective hybrid ANC for quieting ambient noise
  • Pro:Comfortable fit with a sleek, premium design
  • Con:Battery life is below average for the price
  • Con:On-ear controls can be finicky or unresponsive
  • Con:Premium cost may not offer enough value

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

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