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Sony Mdr-Cd900st vs Sony WH-1000XM4: which should you buy?

On aggregated review scores the Sony WH-1000XM4 comes out ahead with an HearWiki score of 88. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Sony WH-1000XM4 - Outstanding overall at around $300.

Score breakdown

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

Sony Mdr-Cd900st
Sound6.5
Value6.0
Sony WH-1000XM4
Sound9.0
Noise cancelling9.0
Battery8.0
Calls8.0
Value8.0

Specifications

Specification comparison of Sony Mdr-Cd900st vs Sony WH-1000XM4
SpecSony Mdr-Cd900stSony WH-1000XM4
TypeOver-EarOver-Ear
Price (USD)$200$300
HearWiki score66 / 100 · Good88 / 100 · Outstanding
Released19872020
Audio
Driverdynamicdynamic
Driver size40 mm40 mm
Drivers per side12
Frequency response5Hz-30kHz4 Hz - 40,000 Hz
Impedance63 Ω16 Ω
Sensitivity106 dB/mW105 dB/mW
Wireless
Bluetooth-5
Bluetooth version-5.0
Codecs-SBC, AAC, LDAC
Multipoint pairingNoYes
Battery
Battery life-38 h
Battery life (ANC on)-30 h
Full charge time-180 min
Quick charge-10 min = 5 h
Wireless charging-No
Features
Active noise cancellingNoYes
ANC type-adaptive
Transparency mode-Yes
Companion app-Yes
Custom EQ-Yes
Wear detection-Yes
Controlsbuttonstouch
Voice assistant-Google Assistant, Amazon Alexa
Design
Weight200 g254 g
Water resistance-none
Detachable cableNo-
USB-CNoYes
Calls
Microphones-2

What reviewers said

Sony Mdr-Cd900st

The Sony MDR-CD900ST is a wired, closed-back studio monitor known for its neutral, mid-focused sound signature. It delivers excellent clarity, imaging, and separation, making it a reliable tool for critical listening, though its bass roll-off, limited treble sparkle, and average comfort may not suit casual listeners seeking a more fun or immersive experience.

  • Pro:Accurate, uncolored sound for studio monitoring
  • Pro:Excellent imaging and separation between instruments
  • Pro:Lightweight and durable build for professional use
  • Con:Bass is rolled off and lacks depth
  • Con:Treble is subdued, reducing sparkle and airiness
  • Con:Narrow soundstage limits spatial immersion

Sony WH-1000XM4

The Sony WH-1000XM4 are premium wireless over-ears that blend top-tier adaptive noise cancellation with a well-balanced, detailed sound signature. They offer a lengthy 30-hour battery, LDAC support, and a comfortable, lightweight build that still holds up well against newer competitors. With handy features like multipoint pairing, touch controls, and a quick charge function, they remain a versatile choice for daily use and travel.

  • Pro:Excellent adaptive noise cancellation
  • Pro:Detailed, accurate audio with LDAC support
  • Pro:Comfortable and lightweight for long sessions
  • Con:No dedicated aptX codec support
  • Con:Touch controls can be finicky for some users
  • Con:Plastic build feels less premium than price suggests

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

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