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AKG K490NC vs Beyerdynamic DT 275 PRO: which should you buy?

On aggregated review scores the AKG K490NC comes out ahead with an HearWiki score of 72. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: AKG K490NC - Good overall at around $300.

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

AKG K490NC
Sound7.0
Noise cancelling6.5
Battery8.0
Value7.5
Beyerdynamic DT 275 PRO
Sound7.0
Value7.5

Specifications

Specification comparison of AKG K490NC vs Beyerdynamic DT 275 PRO
SpecAKG K490NCBeyerdynamic DT 275 PRO
TypeOn-EarOn-Ear
Price (USD)$300$150
HearWiki score72 / 100 · Good72 / 100 · Good
Released20182019
Audio
Driverdynamicdynamic
Driver size40 mm45 mm
Drivers per side-2
Frequency response20Hz-20kHz5Hz-24kHz
Impedance32 Ω45 Ω
Sensitivity117 dB/mW-
Wireless
Multipoint pairing-No
Battery
Battery life40 h-
Features
Active noise cancellingYesNo
Controls-buttons
Design
Weight150 g195 g
FoldableYesNo
Detachable cableYesYes
USB-CNoNo

What reviewers said

AKG K490NC

The AKG K490NC is a compact, foldable on-ear headphone that pairs active noise cancellation with a long-lasting 40-hour battery for everyday travel use. Its sound is balanced and serviceable, though not class-leading, and the ANC is solid but not exceptional, making it a better fit for casual listening than critical or immersive sessions. While it performs well for its price tier, some aspects like soundstage and high-mid clarity leave room for improvement.

  • Pro:Long 40-hour battery life
  • Pro:Foldable and lightweight design for portability
  • Pro:Balanced overall sound with decent detail
  • Con:Soundstage and ANC are only middling
  • Con:High mids and sub-bass decay could be better
  • Con:Recharge via non-standard USB-to-2.5mm cable

Beyerdynamic DT 275 PRO

This closed on-ear headphone is tuned for professional monitoring, with a bass-forward character and strong passive isolation that suits DJ work and voice tracking in noisy settings. It's a wired, utilitarian tool built for assertive sound rather than casual listening, offering good loudness even from modest sources. The design prioritizes practical stage and booth use with a detachable cable, though it skips modern conveniences like wireless or noise-canceling tech.

  • Pro:Powerful, punchy bass for monitoring or DJ tasks
  • Pro:Excellent passive isolation for loud environments
  • Pro:Lightweight and comfortable for extended sessions
  • Con:No active noise cancellation or wireless options
  • Con:Bass-forward tuning may not suit neutral-critical listening
  • Con:On-ear style can cause fatigue over long periods

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

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