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Sony WH-1000XM6 vs STAX SR-404: which should you buy?

On aggregated review scores the Sony WH-1000XM6 comes out ahead with a HearWiki score of 89. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Sony WH-1000XM6 - Outstanding overall at around $398.

Score breakdown

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

Sony WH-1000XM6 leads on 6 of 7 measures.

  • Sony WH-1000XM6
  • STAX SR-404
HearWiki score
89
55
Sound
9.0
7.2
Noise cancelling
9.6
-
Battery
8.1
-
Calls
9.6
-
Value
8.2
-
Price (USD)
$400
$320

Specifications

WH-1000XM6SR-404
Type
Over-Ear
Over-Ear
Price (USD)
$400
$320
HearWiki score
89
55
Released
2025
1999
Availability
Sold new
Discontinued
Driver
30 mm dynamic
electrostatic
Driver type
dynamic
electrostatic
Driver size
30 mm
-
Drivers per side
1
-
Frequency response
4 Hz - 40 kHz
7 Hz - 41 kHz
Sound signature
-
neutral
Impedance
48 Ω
145000 Ω
Sensitivity
103 dB/mW
100 dB/mW
Bluetooth
5.3
-
Codecs
SBC, AAC, LC3, LDAC
-
Multipoint pairing
Yes
-
Wireless range
10 m
-
Battery life
40 h
-
Battery life (ANC on)
30 h
-
Full charge time
210 min
-
Quick charge
3 min → 3 h
-
Wireless charging
No
-
Active noise cancelling
Yes
-
ANC type
adaptive
-
Transparency mode
Yes
-
Companion app
Yes
-
Custom EQ
Yes
-
Wear detection
Yes
-
Controls
buttons
-
Voice assistant
Yes
-
Weight
254 g
295 g
Water resistance
none
-
Detachable cable
Yes
-
USB-C
Yes
-
Connector
3.5 mm
-
Microphones
12
-
Microphone type
MEMS
-

What reviewers said

Sony WH-1000XM6

The Sony WH-1000XM6 is a premium over-ear wireless headphone that combines adaptive active noise cancellation with a long-lasting battery and support for high-quality audio codecs. It features multipoint Bluetooth connectivity and a transparent mode, making it a versatile choice for both focused listening and everyday commutes. With a lightweight build and tactile controls, it balances comfort and functionality for extended use.

  • Pro:Adaptive active noise cancellation for personalized silencing
  • Pro:Multipoint Bluetooth 5.3 for seamless device switching
  • Pro:Transparency mode for ambient awareness when needed
  • Con:No water resistance rating for wet conditions
  • Con:No wireless charging option
  • Con:Relies on physical buttons rather than touch controls

STAX SR-404

The STAX SR-404 is a wired electrostatic over-ear headphone with an exceptionally transparent and neutral sound signature, delivering remarkable detail and speed across a wide frequency range. It offers a very high impedance of 145,000 ohms, requiring a dedicated electrostatic amplifier to perform, and is lightweight at 295 grams for comfortable listening sessions. This model is a solid entry point into high-end electrostatic audio, prioritizing precision and clarity over warmth or bass impact.

  • Pro:Exceptional clarity and detail retrieval
  • Pro:Neutral, accurate sound signature
  • Pro:Very lightweight for an over-ear design
  • Con:Requires a specialized electrostatic amplifier
  • Con:Very high impedance limits portability
  • Con:Lacks deep bass punch compared to dynamic headphones

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

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