HEADPHONES · YOUR NEXT FACE-OFF

Sennheiser ACCENTUM Plus Wireless vs Razer BlackShark V2 X

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

Sennheiser ACCENTUM Plus Wireless

700176 · Black · model ACPAEBT

Full product profile Official image

Exact model & source notes

The ACCENTUM Plus Wireless (article 700176, black) is Sennheiser's closed-back, around-ear Bluetooth 5.2 headphone with hybrid adaptive noise cancellation, an adjustable Transparency Mode, touch controls with Smart Pause, a fold-flat design, an angled 37 mm dynamic driver and a rated 50 hours of playback with ANC on. Sennheiser's app adds a 5-band equalizer, sound modes and Sound Personalization. Besides Bluetooth it plays over USB-C from a computer or phone, and over a supplied analogue cable.

Specifications checked 26 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHICH SUITS YOU?

Choose the Sennheiser ACCENTUM Plus Wireless for

Both wired and wireless connections
Higher stated rated impedance: 95 ohm vs 32 ohm

Choose the Razer BlackShark V2 X for

Lower stated rated impedance: 32 ohm vs 95 ohm

Built from verified specifications that differ. Not a rating or a recommendation.

See the 8 verified differences

THE CONTENDER

Razer BlackShark V2 X

Black · 3.5 mm wired

Full product profile Official image

Exact model & source notes

The Razer BlackShark V2 X (UK part RZ04-03240100-R3M1, US part RZ04-03240100-R3U1, black) is a passive 3.5 mm wired esports headset with closed-back earcups, 50 mm TriForce drivers, a HyperClear cardioid microphone and memory-foam cushions, at a listed 240 g. It needs no battery or software for basic use.

Specifications checked 26 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

Sennheiser ACCENTUM Plus Wireless UK & US retailers

UK & US price history: no verified listing yet

Razer BlackShark V2 X UK & US retailers

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

FEATURES SIDE BY SIDE7 topics

Yes and No describe the listed feature. Missing evidence stays unverified.

SELECTED TOPIC

01 / 07

Impedance

Nominal electrical load, not sound quality or loudness. Output capability and headphone sensitivity matter together; impedance alone cannot decide whether an amplifier is needed.

Sennheiser ACCENTUM Plus Wireless95 Ω

Manufacturer specification · Passive (cable) mode; the page lists 560 ohms in active mode.

Source 1

Razer BlackShark V2 X32 Ω

Manufacturer specification · At 1 kHz.

Source 1

Explore the full specifications

Start with your listening environment. Open and closed earcups suit different surroundings. A closed back is not the same as active noise cancellation. Check the exact cable and headphone output. We do not turn impedance, driver size or unpaired lab results into a sound-quality score.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

8 verified differences, most decision-relevant first. 1 is also drawn in Visual facts above. Missing information stays separate.

Wired / wireless connections

Sennheiser ACCENTUM Plus WirelessBluetooth 5.2 (SBC, AAC, aptX, aptX Adaptive); USB-C for charging and streaming from a PC/Mac/mobile device; 2.5 mm analogue input with supplied 2.5 mm-to-3.5 mm cable

Razer BlackShark V2 XWired 3.5 mm analogue

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Connecting the analogue cable switches Bluetooth off (flight mode).

Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

Manufacturer specification · A separate USB model (BlackShark V2 X USB) is not this product.

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications Razer BlackShark V2 X – Black (RZ04-03240100-R3U1) — official Razer US product page and specifications Razer BlackShark V2 X — official Razer UK product overview and FAQ

Check the exact configuration and source conditions for your use.

Battery life

Sennheiser ACCENTUM Plus WirelessUp to 50 hours of Bluetooth music playback with ANC on; approx. 3.5 hours to charge fully, with 10 minutes giving up to 5 hours

Razer BlackShark V2 XNot required: passive wired headphones powered by the audio source

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Sennheiser's test condition on the UK page: iPhone at medium volume. Both sources describe the battery as built in.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

Manufacturer specification · Passive headphones with no battery or charging.

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Manufacturer claims for the stated mode and equipment. Read each test condition; this is not measured everyday battery life.

Rated impedance

In Visual facts

Sennheiser ACCENTUM Plus Wireless95 ohm

Razer BlackShark V2 X32 ohm

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Passive (cable) mode; the page lists 560 ohms in active mode.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications

Razer BlackShark V2 X

Manufacturer specification · At 1 kHz.

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Check the exact configuration and source conditions for your use.

Driver construction

Sennheiser ACCENTUM Plus Wireless37 mm dynamic transducer, angled

Razer BlackShark V2 XRazer TriForce 50 mm drivers

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Sennheiser says the angled transducers create a wider soundstage.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Check whether the diameter describes the complete transducer or only its diaphragm. Different labels and driver sizes do not establish better sound.

Controls and sensors

Sennheiser ACCENTUM Plus WirelessTouch pad on the right ear cup (tap, slide, swipe) and a multi-function button; Smart Pause pauses audio when the headphones are taken off; automatic anti-wind mode

Razer BlackShark V2 XOn-earcup volume up/down and microphone mute toggle

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · The touch pad function can be deactivated.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Check the exact configuration and source conditions for your use.

Rated frequency range

Sennheiser ACCENTUM Plus Wireless10–22,000 Hz (−10 dB)

Razer BlackShark V2 X12 Hz – 28 kHz

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification

Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Range endpoints need their stated threshold. They do not describe response flatness or prove better bass, detail or sound quality.

Show 2 more verified differences

Rated sensitivity

Sennheiser ACCENTUM Plus Wireless106 dB SPL (1 kHz, 0 dBFS)

Razer BlackShark V2 X100 dB (1 kHz)

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Digital full-scale reference; not comparable with passive headphones' dB/mW or dB/V ratings.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

Manufacturer specification · Razer does not state the reference (per mW or per V) for this figure.

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Keep the frequency and voltage or power reference attached. Sensitivity describes output for an input, not sound quality; dB/V and dB/mW are different measures.

Weight

Sennheiser ACCENTUM Plus Wireless227 g

Razer BlackShark V2 X240 g

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Approximate, headphones only; no cable-inclusive figure is published.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

Manufacturer specification · Razer's listed weight; it does not state whether the attached cable is included.

A size or weight trade-off; it does not establish the better product.

Configuration & compatibility details (1)

Wearing style

Sennheiser ACCENTUM Plus WirelessOver-ear (circumaural), closed-back wireless headphones with a fold-flat design

Razer BlackShark V2 XWired headband gaming headset with closed-back earcups that fully cover the ears, breathable memory-foam ear cushions and passive noise isolation

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Sennheiser's US store description: 'Fold-flat Design: Free swiveling hinges and hidden extensions allows for on-the-go portability and easy storage.' The UK specification table gives the dimensions as approx. 16,5 x 19,5 x 4,8 (folded flat), without a unit.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser US store — ACCENTUM Plus Wireless product variant data (SKU and barcode per colour)Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

Manufacturer specification · Razer's overview page says 'sturdy closed-back earcups fully cover your ears'; its tech specs list an inner ear-cushion opening of 43 × 63 mm.

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications Razer BlackShark V2 X — official Razer UK product overview and FAQ

Both sources describe the same wearing style and acoustic design in different words. The extra wording does not establish a different fit; compare the separately listed fields.

Missing or non-comparable evidence (16)

Active noise cancellation

Sennheiser ACCENTUM Plus WirelessYes

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Hybrid adaptive ANC.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

The reviewed exact sources do not explicitly establish active noise cancellation absence. Preserve separately sourced acoustic design and passive attenuation; they cannot turn omitted ANC into a false capability. · Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

App sound controls

Sennheiser ACCENTUM Plus WirelessSennheiser Smart Control Plus app: built-in 5-band equalizer, sound modes and Sound Personalization; adjustable ANC and Transparency Mode intensity

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Requires the Sennheiser app on a smartphone connected over Bluetooth; the manual refers to it as the Smart Control app.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery

Sennheiser ACCENTUM Plus WirelessConflicting evidence

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

The instruction manual states a built-in lithium-ion battery of 700 mAh (2.96 Wh); the UK product page states 800 mAh. Neither is preferred. · Manufacturer specification

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Bluetooth codecs

Sennheiser ACCENTUM Plus WirelessSBC, AAC, aptX, aptX Adaptive (plus mSBC and CVSD for calls)

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Cable length

Sennheiser ACCENTUM Plus WirelessNot verified

Razer BlackShark V2 X1.3 m

Sources

Sennheiser ACCENTUM Plus Wireless

No source recorded for this side.

Razer BlackShark V2 X

Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Charging

Sennheiser ACCENTUM Plus WirelessUSB-C, 5 V up to 700 mA; approx. 3.5 hours for a full charge

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Rated total harmonic distortion

Sennheiser ACCENTUM Plus Wireless<0.3% at 1 kHz, 100 dB SPL

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification

Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Driver size

Sennheiser ACCENTUM Plus WirelessNot verified

Razer BlackShark V2 X50 mm

Sources

Sennheiser ACCENTUM Plus Wireless

No source recorded for this side.

Razer BlackShark V2 X

Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Ear cushions

Sennheiser ACCENTUM Plus WirelessNot verified

Razer BlackShark V2 XBreathable memory foam; inner opening 43 mm wide × 63 mm long

Sources

Sennheiser ACCENTUM Plus Wireless

No source recorded for this side.

Razer BlackShark V2 X

Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

In the box

Sennheiser ACCENTUM Plus WirelessHeadphones, USB-C to USB-A cable (approx. 1.2 m), 2.5 mm-to-3.5 mm audio cable (approx. 1.2 m), carry case, quick guide, safety guide, compliance sheet

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification

Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Microphone

Sennheiser ACCENTUM Plus WirelessNot verified

Razer BlackShark V2 XHyperClear cardioid, unidirectional; 100 Hz – 10 kHz

Sources

Sennheiser ACCENTUM Plus Wireless

No source recorded for this side.

Razer BlackShark V2 X

Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Simultaneous Bluetooth connections

Sennheiser ACCENTUM Plus Wireless2

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification

Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Operating temperature

Sennheiser ACCENTUM Plus Wireless0 °C to +40 °C

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification

Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Compatibility

Sennheiser ACCENTUM Plus WirelessNot verified

Razer BlackShark V2 XDevices with a 3.5 mm port: PC, Mac, PlayStation, Xbox, Nintendo Switch, Steam Deck and mobile devices

Sources

Sennheiser ACCENTUM Plus Wireless

No source recorded for this side.

Razer BlackShark V2 X

Manufacturer specification · The specification table names PS4 and Xbox One; the FAQ names PlayStation, Xbox, Nintendo Switch and Steam Deck generally.

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications Razer BlackShark V2 X — official Razer UK product overview and FAQ

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Transparency (ambient) mode

Sennheiser ACCENTUM Plus WirelessYes

Razer BlackShark V2 XNot verified

Sources

Sennheiser ACCENTUM Plus Wireless

Manufacturer specification · Switched by touch-pad gesture; the Smart Control app adjusts the intensity of Transparency Mode and ANC. The manual states the switch is not available during an active call.

Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual

Razer BlackShark V2 X

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Virtual surround

Sennheiser ACCENTUM Plus WirelessNot verified

Razer BlackShark V2 X7.1 surround sound (Windows 11 or later only)

Sources

Sennheiser ACCENTUM Plus Wireless

No source recorded for this side.

Razer BlackShark V2 X

Manufacturer specification

Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

2 shared fields have the same recorded value.

YOUR HEADPHONES. YOUR RULES.

Check against your must-haves

Feature matching for the features you select. It doesn’t rate sound or comfort.

Start with your listening setup.

Choose a starting point, then fine-tune your must-haves.

FINE-TUNE THE DETAILS

Your essentials.

These shortcuts select the features shown above. Check the fit against your own equipment and listening space.

A feature match describes the selected requirements. It doesn’t rate sound or comfort.

Open-back designFor a quiet listening spaceClosed-back designAn enclosed outer earcupDetachable cableUnplug the cable at the headphonesBuilt-in microphoneFor calls and voice chatActive noise cancellationNot the same as a closed back

YOUR CHOICE

Sennheiser ACCENTUM Plus Wireless

Select a feature to check your fit.

YOUR CHOICE

Razer BlackShark V2 X

Select a feature to check your fit.

Feature matching, not a sound-quality score. The specification table links to the evidence for each feature.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Sennheiser ACCENTUM Plus Wireless

What it brings

Sennheiser rates up to 50 hours of Bluetooth playback with ANC on, and 10 minutes of charging for up to 5 hours of music.
Manufacturer source Manufacturer source
It keeps wired options: USB-C audio from a Mac, PC or mobile device, and a 2.5 mm analogue input with a 3.5 mm cable in the box.
Manufacturer source
Sennheiser rates the headphones at about 227 g, a figure both the manual and the UK page agree on.
Manufacturer source Manufacturer source

What to check

A full charge takes about 3.5 hours, and the battery is built in.
Manufacturer source Manufacturer source
Sennheiser's manual and UK page disagree on battery capacity (700 versus 800 mAh) and microphone count (four versus two), so those details are shown with both figures.
Manufacturer source Manufacturer source
Codec support stops at aptX Adaptive; aptX HD and aptX Lossless are not listed.
Manufacturer source

Razer BlackShark V2 X

What it brings

A single 3.5 mm connection lets it plug into PCs, Macs, PlayStation, Xbox, Nintendo Switch, Steam Deck and phones that have a headphone port.
Manufacturer source Manufacturer source
There is no battery to charge, Razer lists a weight of 240 g, and volume and mic mute sit on the earcup.
Manufacturer source

What to check

There is no wireless option, and the 7.1 surround feature is software that Razer says works only on Windows 11 or later.
Manufacturer source
Razer advertises passive noise isolation; the microphone uses a unidirectional pickup pattern.
Manufacturer source Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

27 of 27 specifications Sources in each row

Source-backed specifications for Sennheiser ACCENTUM Plus Wireless and Razer BlackShark V2 X
Specification	Sennheiser ACCENTUM Plus Wireless	Razer BlackShark V2 X

Wearing styleDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Sennheiser's US store description: 'Fold-flat Design: Free swiveling hinges and hidden extensions allows for on-the-go portability and easy storage.' The UK specification table gives the dimensions as approx. 16,5 x 19,5 x 4,8 (folded flat), without a unit. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser US store — ACCENTUM Plus Wireless product variant data (SKU and barcode per colour)Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification · Razer's overview page says 'sturdy closed-back earcups fully cover your ears'; its tech specs list an inner ear-cushion opening of 43 × 63 mm. Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications Razer BlackShark V2 X — official Razer UK product overview and FAQ	Over-ear (circumaural), closed-back wireless headphones with a fold-flat design	Wired headband gaming headset with closed-back earcups that fully cover the ears, breathable memory-foam ear cushions and passive noise isolation
WeightDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Approximate, headphones only; no cable-inclusive figure is published. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification · Razer's listed weight; it does not state whether the attached cable is included. Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications Razer BlackShark V2 X – Black (RZ04-03240100-R3U1) — official Razer US product page and specifications	227 g	240 g
Acoustic design Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X — official Razer UK product overview and FAQ	Closed-back	Closed-back
Ear cushions Sources Sennheiser ACCENTUM Plus Wireless No source recorded. Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Not provided	Breathable memory foam; inner opening 43 mm wide × 63 mm long

Wired / wireless connectionsDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Connecting the analogue cable switches Bluetooth off (flight mode). Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification · A separate USB model (BlackShark V2 X USB) is not this product. Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications Razer BlackShark V2 X – Black (RZ04-03240100-R3U1) — official Razer US product page and specifications Razer BlackShark V2 X — official Razer UK product overview and FAQ	Bluetooth 5.2 (SBC, AAC, aptX, aptX Adaptive); USB-C for charging and streaming from a PC/Mac/mobile device; 2.5 mm analogue input with supplied 2.5 mm-to-3.5 mm cable	Wired 3.5 mm analogue
Battery lifeDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Sennheiser's test condition on the UK page: iPhone at medium volume. Both sources describe the battery as built in. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification · Passive headphones with no battery or charging. Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Up to 50 hours of Bluetooth music playback with ANC on; approx. 3.5 hours to charge fully, with 10 minutes giving up to 5 hours	Not required: passive wired headphones powered by the audio source
Bluetooth codecs Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	SBC, AAC, aptX, aptX Adaptive (plus mSBC and CVSD for calls)	Not provided
Simultaneous Bluetooth connections Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	2	Not provided
Charging Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	USB-C, 5 V up to 700 mA; approx. 3.5 hours for a full charge	Not provided
Cable length Sources Sennheiser ACCENTUM Plus Wireless No source recorded. Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Not provided	1.3 m
Compatibility Sources Sennheiser ACCENTUM Plus Wireless No source recorded. Razer BlackShark V2 X Manufacturer specification · The specification table names PS4 and Xbox One; the FAQ names PlayStation, Xbox, Nintendo Switch and Steam Deck generally. Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications Razer BlackShark V2 X — official Razer UK product overview and FAQ	Not provided	Devices with a 3.5 mm port: PC, Mac, PlayStation, Xbox, Nintendo Switch, Steam Deck and mobile devices

Driver constructionDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Sennheiser says the angled transducers create a wider soundstage. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	37 mm dynamic transducer, angled	Razer TriForce 50 mm drivers
Rated frequency rangeDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	10–22,000 Hz (−10 dB)	12 Hz – 28 kHz
Rated sensitivityDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Digital full-scale reference; not comparable with passive headphones' dB/mW or dB/V ratings. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification · Razer does not state the reference (per mW or per V) for this figure. Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	106 dB SPL (1 kHz, 0 dBFS)	100 dB (1 kHz)
Rated impedanceDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Passive (cable) mode; the page lists 560 ohms in active mode. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Razer BlackShark V2 X Manufacturer specification · At 1 kHz. Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	95 ohm	32 ohm
Rated total harmonic distortion Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	<0.3% at 1 kHz, 100 dB SPL	Not provided
Driver size Sources Sennheiser ACCENTUM Plus Wireless No source recorded. Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Not provided	50 mm
Virtual surround Sources Sennheiser ACCENTUM Plus Wireless No source recorded. Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Not provided	7.1 surround sound (Windows 11 or later only)

Microphone Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · MEMS beamforming microphones for calls. The manual states four microphones in a 2x2 array; the UK product page states 2 mics. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification · HyperClear cardioid (unidirectional) boom microphone. Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Yes	Yes
Active noise cancellation Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Hybrid adaptive ANC. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X The reviewed exact sources do not explicitly establish active noise cancellation absence. Preserve separately sourced acoustic design and passive attenuation; they cannot turn omitted ANC into a false capability. · Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Yes	Not listed by the manufacturer
Transparency (ambient) mode Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Switched by touch-pad gesture; the Smart Control app adjusts the intensity of Transparency Mode and ANC. The manual states the switch is not available during an active call. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	Yes	Not provided
Microphone Sources Sennheiser ACCENTUM Plus Wireless No source recorded. Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Not provided	HyperClear cardioid, unidirectional; 100 Hz – 10 kHz

App sound controls Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · Requires the Sennheiser app on a smartphone connected over Bluetooth; the manual refers to it as the Smart Control app. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	Sennheiser Smart Control Plus app: built-in 5-band equalizer, sound modes and Sound Personalization; adjustable ANC and Transparency Mode intensity	Not provided
Controls and sensorsDifferent Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification · The touch pad function can be deactivated. Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X Manufacturer specification Razer BlackShark V2 X – Black (RZ04-03240100-R3M1) — official Razer UK product page and specifications	Touch pad on the right ear cup (tap, slide, swipe) and a multi-function button; Smart Pause pauses audio when the headphones are taken off; automatic anti-wind mode	On-earcup volume up/down and microphone mute toggle

In the box Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	Headphones, USB-C to USB-A cable (approx. 1.2 m), 2.5 mm-to-3.5 mm audio cable (approx. 1.2 m), carry case, quick guide, safety guide, compliance sheet	Not provided

Operating temperature Sources Sennheiser ACCENTUM Plus Wireless Manufacturer specification Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	0 °C to +40 °C	Not provided

Show unverified (1)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Battery Sources Sennheiser ACCENTUM Plus Wireless The instruction manual states a built-in lithium-ion battery of 700 mAh (2.96 Wh); the UK product page states 800 mAh. Neither is preferred. · Manufacturer specification Sennheiser ACCENTUM Plus Wireless — official UK product page and specifications Sennheiser ACCENTUM Plus (ACPAEBT) — instruction manual Razer BlackShark V2 X No source recorded.	Conflicting sources	Not provided

First product manufacturer source Second product manufacturer source

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