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HEADPHONES

Sony WH-1000XM4C · Platinum Silver

UK WH1000XM4CS.CE7 · Platinum Silver

Manufacturer acoustic construction
Closed
Manufacturer headphone mass
253 g
Manufacturer sensitivity and reference
106 dB / mW (when connecting via the headphone cable with the unit turned on), 101 dB / mW (when connecting via the headphone cable with the unit turned off)

Manufacturer specifications for Sony WH-1000XM4C, part WH1000XM4CS.CE7, listed by Sony UK.

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THE ACTUAL PRODUCT
Sony WH-1000XM4C in Platinum Silver, official image for WH1000XM4CS.CE7
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with Sony WH-1000XM6 · Platinum Silver
Explore alternativesUpgrade from this product

Specifications checked 19 Oct 2026Manufacturer specifications, not a hands-on test.

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The nearest checked headphones by key specifications, with what differs from the Sony WH-1000XM4C · Platinum Silver. The first matches the Compare button above.

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Manufacturer headphone mass
254 gThis one: 253 g
Manufacturer sensitivity and reference
103 dB / mW (when connecting via the headphone cable with the unit turned on), 102 dB / mW (when connecting via the headphone cable with the unit turned off)This one: 106 dB / mW (when connecting via the headphone cable with the unit turned on), 101 dB / mW (when connecting via the headphone cable with the unit turned off)
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Sony WH-1000XM6 in Sand Pink, official image for WH1000XM6P.CE7Sony WH-1000XM6 · Sand PinkUK WH1000XM6P.CE7 · Sand Pink
Manufacturer headphone mass
254 gThis one: 253 g
Manufacturer sensitivity and reference
103 dB / mW (when connecting via the headphone cable with the unit turned on), 102 dB / mW (when connecting via the headphone cable with the unit turned off)This one: 106 dB / mW (when connecting via the headphone cable with the unit turned on), 101 dB / mW (when connecting via the headphone cable with the unit turned off)
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Sony WH-1000XM6 in Midnight Blue, official image for WH1000XM6L.CE7Sony WH-1000XM6 · Midnight BlueUK WH1000XM6L.CE7 · Midnight Blue
Manufacturer headphone mass
254 gThis one: 253 g
Manufacturer sensitivity and reference
103 dB / mW (when connecting via the headphone cable with the unit turned on), 102 dB / mW (when connecting via the headphone cable with the unit turned off)This one: 106 dB / mW (when connecting via the headphone cable with the unit turned on), 101 dB / mW (when connecting via the headphone cable with the unit turned off)
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The useful part.

Key strengths

The manufacturer identifies this exact regional configuration and supplies its own product image.

Manufacturer source
The checks that matter.

Before you buy

These are manufacturer claims. Unlisted capabilities remain unknown, and battery modes, headphone mass and separate charging-case measurements retain their source conditions.

Manufacturer source
Every specification. With its source.

Full specifications

Suggest a correctionOur publishing standard

Exact configuration: UK WH1000XM4CS.CE7 · Platinum Silver

36 specifications in 5 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”. 1 row repeats a listed fact in the manufacturer’s own wording, kept under “Manufacturer wording”.

Design & fit

5 items
Manufacturer acoustic construction
Closed

General Features / HEADPHONE TYPE: Closed

Source
Manufacturer wearing style
Not listed by the manufacturer

Not listed by the manufacturer in the captured full model specifications and exact-variant declarations.

Source
Manufacturer headphone mass
253 g

Size & Weight / WEIGHT: Approx. 253 g

Source
COLOUR
Black Platinum Silver Lavender

Literal manufacturer model-column row: COLOUR: Black Platinum Silver Lavender. These are model-wide finish options; the exact selected part’s finish is listed separately.

Source
Manufacturer finish
Platinum Silver

Exact selected manufacturer part’s finish, not every colour offered for the model.

Source

Connections & battery

17 items
Manufacturer connection declarations
PLUG (Gold-plated L-shaped stereo mini plug); INPUT(S) (Stereo Mini Jack); Bluetooth wireless

Original analogue/USB inputs and Bluetooth version declarations remain separate. A connector does not establish every host protocol or a microphone path. General Features / PLUG: Gold-plated L-shaped stereo mini plug; General Features / INPUT(S): Stereo Mini Jack; Bluetooth® Specification / BLUETOOTH® CORE VERSION: Bluetooth Specification Version6.0

Source
Manufacturer battery declarations and conditions
BATTERY CHARGE TIME (Approx. 3 hrs); BATTERY CHARGE METHOD (USB); BATTERY LIFE(CONTINUOUS MUSIC PLAYBACK TIME) (Max. 27 hrs (NC ON), Max. 34 hrs (NC OFF)); BATTERY LIFE(CONTINUOUS COMMUNICATION TIME) (Max. 20 hrs (NC ON), Max. 27 hrs (NC OFF))

Music playback, communication, waiting, charging and NC modes retain their separate source labels. A communication figure is not music-playback endurance; charging-case endurance is separate. Battery / BATTERY CHARGE TIME: Approx. 3 hrs; Battery / BATTERY CHARGE METHOD: USB; Battery / BATTERY LIFE(CONTINUOUS MUSIC PLAYBACK TIME): Max. 27 hrs (NC ON) , Max. 34 hrs (NC OFF); Battery / BATTERY LIFE(CONTINUOUS COMMUNICATION TIME): Max. 20 hrs (NC ON) , Max. 27 hrs (NC OFF)

Source
Manufacturer-listed Bluetooth audio formats
SBC, AAC, LDAC

Bluetooth® Specification / SUPPORTED AUDIO FORMAT(S): SBC, AAC, LDAC

Source
Manufacturer-listed Bluetooth profiles
A2DP, AVRCP, HFP, HSP

Bluetooth® Specification / PROFILE: A2DP, AVRCP, HFP, HSP

Source
Manufacturer multipoint support
Yes

General Features / MULTIPOINT CONNECTION: Yes

Source
Manufacturer passive operation
Yes

General Features / PASSIVE OPERATION: Yes

Source
General Features — CORD TYPE
Single-sided (detachable)

Literal manufacturer model-column row: General Features / CORD TYPE: Single-sided (detachable)

Source
General Features — CORD LENGTH
Approx. 1.2 m

Literal manufacturer model-column row: General Features / CORD LENGTH: Approx. 1.2 m

Source
Bluetooth® Specification — FREQUENCY RANGE
2.4 GHz band (2.400 0 GHz - 2.483 5 GHz)

Literal manufacturer model-column row: Bluetooth® Specification / FREQUENCY RANGE: 2.4 GHz band (2.400 0 GHz - 2.483 5 GHz)

Source
Bluetooth® Specification — SUPPORTED CONTENT PROTECTION
SCMS-T

Literal manufacturer model-column row: Bluetooth® Specification / SUPPORTED CONTENT PROTECTION: SCMS-T

Source
Eco and Energy Saving — POWER CONSUMPTION (OFF MODE)
not available

Literal manufacturer model-column row: Eco and Energy Saving / POWER CONSUMPTION (OFF MODE): not available

Source
Eco and Energy Saving — POWER CONSUMPTION (STANDBY MODE / LOW POWER MODE)
0.5 W

Literal manufacturer model-column row: Eco and Energy Saving / POWER CONSUMPTION (STANDBY MODE / LOW POWER MODE): 0.5 W

Source
Eco and Energy Saving — POWER CONSUMPTION (NETWORKED STANDBY MODE) - TERMINALS
not available

Literal manufacturer model-column row: Eco and Energy Saving / POWER CONSUMPTION (NETWORKED STANDBY MODE) - TERMINALS: not available

Source
Eco and Energy Saving — OFF MODE / STANDBY MODE / LOW POWER MODE ACTIVATED
When this product is connected to the AC adaptor, it immediately enters low power mode after charging is completed.

Literal manufacturer model-column row: Eco and Energy Saving / OFF MODE / STANDBY MODE / LOW POWER MODE ACTIVATED: When this product is connected to the AC adaptor, it immediately enters low power mode after charging is completed.

Source
Eco and Energy Saving — NETWORKED STANDBY MODE ACTIVATED - TERMINALS
not available

Literal manufacturer model-column row: Eco and Energy Saving / NETWORKED STANDBY MODE ACTIVATED - TERMINALS: not available

Source
Eco and Energy Saving — TECHNICAL CHARACTERISTICS OF THE AC ADAPTOR THAT CAN BE USED WITH THE PRODUCT
A commercially available USB AC adaptor capable of supplying an output current of 1.5 A or more.

Literal manufacturer model-column row: Eco and Energy Saving / TECHNICAL CHARACTERISTICS OF THE AC ADAPTOR THAT CAN BE USED WITH THE PRODUCT: A commercially available USB AC adaptor capable of supplying an output current of 1.5 A or more.

Source
Manufacturer Bluetooth version
6.0

Bluetooth® Specification / BLUETOOTH® CORE VERSION: Bluetooth Specification Version6.0. A version alone does not establish every optional protocol or host feature.

Source

Audio specifications

7 items
Unqualified nominal impedance
Not listed by the manufacturer

The source does not supply one unqualified nominal impedance. Its operating-state declarations remain separately available.

Source
Manufacturer sensitivity and reference
106 dB / mW (when connecting via the headphone cable with the unit turned on), 101 dB / mW (when connecting via the headphone cable with the unit turned off)

General Features / SENSITIVITIES (DB/MW): 106 dB / mW (when connecting via the headphone cable with the unit turned on) , 101 dB / mW (when connecting via the headphone cable with the unit turned off). Preserve the manufacturer’s dB/mW reference; no dB/V or independent measurement is substituted.

Source
Manufacturer frequency-response declaration
4 Hz - 40,000 Hz (IEC) (when connecting via the headphone cable with the unit turned on)

General Features / FREQUENCY RESPONSE: 4 Hz - 40,000 Hz (IEC) (when connecting via the headphone cable with the unit turned on)

Source
Bluetooth frequency-response conditions
20 Hz-20,000 Hz (44.1 kHz sampling) 20 Hz-40,000 Hz (LDAC 96 kHz sampling 990 kbps)

General Features / FREQUENCY RESPONSE(BLUETOOTH® COMMUNICATION): 20 Hz-20,000 Hz (44.1 kHz sampling) 20 Hz-40,000 Hz (LDAC 96 kHz sampling 990 kbps)

Source
Manufacturer driver diameter
40 mm

General Features / DRIVER UNIT: 40 mm. A driver diameter is not a sound-quality score.

Source
Manufacturer impedance and operating states
40 ohm (1 kHz) (when connecting via the headphone cable with the unit turned on), 16 ohm (1 kHz) (when connecting via the headphone cable with the unit turned off)

General Features / IMPEDANCE (OHM): 40 ohm (1 kHz) (when connecting via the headphone cable with the unit turned on) , 16 ohm (1 kHz) (when connecting via the headphone cable with the unit turned off)

Source
General Features — DSEE Extreme
Yes

Literal manufacturer model-column row: General Features / DSEE Extreme: Yes

Source
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

General Features — FREQUENCY RESPONSE (ACTIVE OPERATION)
4 Hz - 40,000 Hz (IEC) (when connecting via the headphone cable with the unit turned on)

Literal manufacturer model-column row: General Features / FREQUENCY RESPONSE (ACTIVE OPERATION): 4 Hz - 40,000 Hz (IEC) (when connecting via the headphone cable with the unit turned on)

Source

Calls & noise control

6 items
Active noise cancellation
Yes

Legendary 1000X Series noise cancelling makes every moment feel more immersive.

Source
Microphone
Not listed by the manufacturer

Not listed by the manufacturer in the captured full model specifications and exact-variant declarations.

Source
General Features — AMBIENT SOUND MODE
Yes

Literal manufacturer model-column row: General Features / AMBIENT SOUND MODE: Yes

Source
Noise Cancelling — PERSONAL NC OPTIMIZER
Personal NC Optimizer

Literal manufacturer model-column row: Noise Cancelling / PERSONAL NC OPTIMIZER: Personal NC Optimizer

Source
Noise Cancelling — AMBIENT SOUND MODE
Yes

Literal manufacturer model-column row: Noise Cancelling / AMBIENT SOUND MODE: Yes

Source
Noise Cancelling — QUICK ATTENTION
Yes

Literal manufacturer model-column row: Noise Cancelling / QUICK ATTENTION: Yes

Source

In the box

1 item
Summary — WHAT'S IN THE BOX
Carrying Case Connection Cable Reference Guide Warranty Card

Literal manufacturer model-column row: Summary / WHAT'S IN THE BOX: Carrying Case Connection Cable Reference Guide Warranty Card

Source
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