Keyboards / Compare

Razer BlackWidow V4 75% vs Razer BlackWidow V4 X

A

Product A: Razer

BlackWidow V4 75%

78 of 164 known

Change Razer BlackWidow V4 75%

Compare the Razer BlackWidow V4 X with

Search keyboards

B

Product B: Razer

BlackWidow V4 X

69 of 164 known

Change Razer BlackWidow V4 X

Compare the Razer BlackWidow V4 75% with

Search keyboards

All 164 fields

Every value links to where we found it.

Only differences

ARazer BlackWidow V4 75%

BRazer BlackWidow V4 X

General

6 of 9 differ

Series

BlackWidow1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

BlackWidow V44Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 23 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

RZ03-05000200-R3U11Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026Reference is exact Black US SKU fitted with Orange Gen-3 tactile switches.

RZ03-0470, RZ03-04700200-R3U1, RZ03-04701900-R3U15Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 2026

GTIN / EAN

Not available

Not available

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

17 August 20235Press releaserazer.com/newsroom/product-news/introducing-the-razer-blackwidow-v4-75-the-pinnacle-of-customizable-keyboardsRead 5 October 2026

18 July 20234Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 23 October 2026

Status

Not available

Available5Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 2026Exact Black standard US keyboard remains offered in maker store.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$189.995Press releaserazer.com/newsroom/product-news/introducing-the-razer-blackwidow-v4-75-the-pinnacle-of-customizable-keyboardsRead 5 October 2026Maker launch Price and availability section. Exact Black complete keyboard, USD MSRP before sales tax. EUR MSRP omitted because VAT treatment was not confirmed.

$129.994Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 23 October 2026Exact V4 X launch MSRP USD 129.99.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

€149.994Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 23 October 2026Exact V4 X European launch MSRP EUR 149.99. Tax treatment not separately stated.

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Not available

ColoursiThe maker's own colour names

Black1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Black5Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 2026

Segment

Gaming1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Gaming1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Sold asiParts fitted when sold. A complete keyboard includes switches and keycaps. Barebones includes neither.

Complete1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Complete1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Layout

6 of 12 differ

Form factoriLayout size or shape. A percentage describes the layout, not the number of keys.

75 %1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Full size3Maker product pagemysupport.razer.com/app/answers/detail/a_id/13223Read 23 October 2026

Layout standardiPhysical key layout standards sold for this model. Regional language names are listed separately.

ANSI2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026US model reference in complete keyboard layout drawing has rectangular Enter and ANSI left Shift geometry.

ANSI5Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 2026US Layout and ANSI gallery reference.

Regional layouts

US1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026Maker selected US layout. Other regional key counts are not transferred.

US Layout5Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 2026

Keys in regional layoutiPhysical typing and function keys in the stated regional layout. Separate media buttons, macro buttons and rotary controls are excluded. A Touch ID or Lock key in a key row counts, as on Apple keyboards.

812Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026Counted on the complete US ANSI keyboard layout drawing. Rows have 13, 15, 15, 14, 14 and 10 typing/function keys, total 81. The 2 separate media buttons and roller are excluded.

Not available

Key legends for

Windows2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026Complete physical key drawing has Windows legends.

Windows2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Maker layout map has Windows legends.

Numpad

No2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026Complete exact-model layout drawing and maker form-factor description.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Function row

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Dedicated arrow keys

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Navigation keysiAvailability of Home, End, Page Up and Page Down as dedicated keys or through an Fn layer.

Compact2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 202675% drawing has a compact right-edge navigation column. Full-size drawing has the full six-key navigation block.

Full2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Key stagger

Row-staggered2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026Complete exact-model layout drawing shows staggered alphanumeric rows.

Row-staggered2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Bottom row

Not available

Not available

Low profile

No1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026Maker classification identifies Standard Height rather than low-profile construction.

Not available

Switches

9 of 25 differ

Switch sensing technologyiKey sensing technology. Hall effect and TMR are different sensor types. A mixed board is identified explicitly. Magnetic switch housing alone does not identify the sensor.

Mechanical1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Mechanical1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Switch feel

Tactile1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026Manufacturer selected switch description, Tactile and Quiet for Orange, Tactile and Clicky for Green. Quiet alone is not silently damped.

Clicky, Silent linear1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Switch maker

Razer1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Razer1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Switch models

Razer Orange Tactile Mechanical Switch Gen-33Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026Maker switch-generation description for this exact board.

Razer Green Mechanical Switches Gen-3, Razer Yellow Mechanical Switches Gen-31Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026Standard Black model is sold with Green Clicky and Yellow Linear switches. Licensed color editions are not separately cataloged.

Switch stem

MX cross4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Mechanical Switches Gen-3 comparison lists cross stems with dual side walls, compatible with MX-style keycaps.

MX cross7Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 23 October 2026Maker Gen-3 switches use cross stems with dual side walls.

Actuation forceiForce at the point where a key registers. Initial spring force is not actuation force. Adjustable switches require a stated actuation setting.

50gf4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Maker Mechanical Switches Gen-3 comparison, Orange column for 75% and Green column for full-size reference. Published as 50 g actuation force.

45 to 50gf4Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 23 October 20265Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 20266Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04701900-R3U1Read 23 October 20267Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 23 October 2026

Bottom-out forceiForce at the end of the switch travel. It is not the initial spring force or the tactile peak.

Not available

Not available

Tactile bump forceiPeak force of the tactile bump. It is not the force at initial movement or at bottom-out.

Not available

Not available

Actuation pointiDistance before a key registers. For adjustable boards, the default profile or setting is stated in the source note.

2mm4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Maker Gen-3 comparison. Orange 2.0 mm, Green 1.9 mm.

1.2 to 1.9mm4Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 23 October 20265Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 20266Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04701900-R3U1Read 23 October 20267Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 23 October 2026

Total travel

3.5mm4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Maker Gen-3 comparison. Orange 3.5 mm, Green 4.0 mm.

3.5 to 4mm4Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 23 October 20265Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 20266Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04701900-R3U1Read 23 October 20267Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 23 October 2026

Rated keystrokes

100million4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026

100million7Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 23 October 2026Green and Yellow table explicitly states 100 million. Current V4 X FAQ separately corroborates 100 million.

Factory-lubed switches

Yes4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Orange Gen-3 column explicitly names factory lubrication with GPL 205g0. This is not copied to the Green switches.

Not available

Adjustable actuation

Not available

Not available

Actuation rangeiSelectable actuation distances. These are settings, not a measured usable travel range.

Not available

Not available

Actuation stepiSmallest documented increment between selectable actuation settings.

Not available

Not available

Per-key actuationiActuation can be configured individually for supported keys. The source note identifies any excluded keys.

Not available

Not available

Rapid trigger

Not available

Not available

Minimum rapid trigger movementiSmallest selectable movement used to reset or reactivate a key. This is a setting, not measured accuracy.

Not available

Not available

Multi-action keys

Not available

Not available

SOCD handling

Yes3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026Current maker FAQ states Snap Tap latest-input priority via Razer Synapse 4. This is a later software feature, not a launch-firmware claim.

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026Razer Snap Tap through current Synapse 4. Not claimed as a 2023 launch feature.

Analog inputiCan send variable gamepad or joystick input. Magnetic sensing or adjustable actuation alone does not establish analog output.

Not available

Not available

Hot-swap socketsiSwitches can be replaced without soldering. Magnetic compatibility must be checked separately.

5-pin3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026Maker explicitly supports both 3-pin and 5-pin switches. The 5-pin enum indicates the larger supported footprint.

None9Retailer pagetarget.com/p/-/A-89156704Read 23 October 2026Target expert support answer explicitly identifies soldered switches and no hot-swap for exact V4 X.

Compatible switches

3-pin and 5-pin mechanical switches3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026

Not available

Stabilizers

Plate-mounted7Reviewtomshardware.com/reviews/razer-blackwidow-v4-75Read 5 October 2026Typing and Gaming section explicitly identifies factory-lubed plate-mounted stabilizers. Optional screw-in holes do not mean screw-in stabilizers are installed.

Not available

Factory-lubed stabilizers

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Keycaps

0 of 5 differ

Keycap material

ABS1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

ABS1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Legend method

Doubleshot1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Doubleshot1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Keycap profile

Not available

Not available

Keycap thickness

Not available

Not available

Shine-through legendsiLight passes through the legends. Translucent keycap sides alone do not count.

Yes7Reviewtomshardware.com/reviews/razer-blackwidow-v4-75Read 5 October 2026Design section says primary legends are shine-through. Secondary side legends are printed.

Yes8Reviewarabgamerz.com/reviews/razer-blackwidow-v4-x-reviewRead 23 October 2026Review states RGB light passes through keycaps.

Performance

4 of 11 differ

Polling rate per connectioniDocumented report rates for each connection. Required receivers or optional adapters are identified in the row and source note.

ARazer BlackWidow V4 75%

Connection	Polling rate (Hz)
USB (wired)	1,000
USB (wired)	8,000

Source3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 20267Reviewtomshardware.com/reviews/razer-blackwidow-v4-75Read 5 October 2026Review explicitly documents default 1000 Hz and selectable 8000 Hz in Synapse. Other settings are not inferred.

BRazer BlackWidow V4 X

Connection	Polling rate (Hz)
USB (wired)	1,000

Source3Maker product pagemysupport.razer.com/app/answers/detail/a_id/13223Read 23 October 2026Exact V4 X technical table says up to 1000 Hz. It is USB wired only. The standard V4 and V4 Pro 8000 Hz values are excluded.

Max polling rate

8,000Hz=CalculatedFrom Polling rate per connection

1,000Hz=CalculatedFrom Polling rate per connection

Polling rate (wired)

8,000Hz=CalculatedFrom Polling rate per connection

1,000Hz=CalculatedFrom Polling rate per connection

Polling rate (2.4 GHz)

Not available

Not available

Polling rate (Bluetooth)

Not available

Not available

Scan rateiHow often the keyboard reads its switches. A USB report rate does not establish a scan rate.

Not available

Not available

Input latency (claimed)iMaker-published input or response latency with conditions in the source note. Do not calculate this from polling rate.

Not available

Not available

Key rollover per connectioniKeys registered simultaneously over the stated connection. Connection is omitted if the source does not specify it.

ARazer BlackWidow V4 75%

Connection	Rollover
USB (wired)	NKRO

Source3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026Maker explicitly states N-key rollover and anti-ghosting over its sole wired connection.

BRazer BlackWidow V4 X

Not available

Anti-ghosting

Yes3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026

Yes3Maker product pagemysupport.razer.com/app/answers/detail/a_id/13223Read 23 October 2026

Adjustable debounce

Not available

Not available

Minimum debounce

Not available

Not available

Measured

None of 7 known

Latency per connection (measured)iReviewer measurements for one tested setup per row. Settings and test method are stated in the source note. Missing conditions are not inferred.

Not available

Not available

Actuation point (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Total travel (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Operating force (measured)iReviewer-measured force at actuation. The switch and actuation setting are stated in the source note.

Not available

Not available

Typing noise (measured)iReviewer-measured A-weighted typing sound level. Measurement distance and conditions are stated in the source note.

Not available

Not available

Battery life (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Weight (measured)iReviewer-measured keyboard weight without cable or wrist rest. The tested configuration is stated in the source note.

Not available

Not available

Connectivity

4 of 18 differ

Connections

USB (wired)1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

USB (wired)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Wireless technology

Not available

Not available

Bluetooth

Not available

Not available

Bluetooth device slots

Not available

Not available

Devices it can switch betweeniDistinct device connections available for switching. Do not infer this by adding wireless modes or paired Bluetooth slots.

Not available

Not available

Device switchingiControl used to switch between paired device hosts. Connection-mode and OS switches are described separately.

Not available

Not available

Receiver connector

Not available

Not available

Receiver storage in keyboard

Not available

Not available

Receiver shared with other devices

Not available

Not available

Wireless range

Not available

Not available

Detachable cable

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

No8Reviewarabgamerz.com/reviews/razer-blackwidow-v4-x-reviewRead 23 October 2026Exact review explicitly states non-detachable braided cable.

Port on keyboard

USB-C2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

None8Reviewarabgamerz.com/reviews/razer-blackwidow-v4-x-reviewRead 23 October 2026Fixed integrated cable. No detachable keyboard input socket.

Cable plug

USB-A2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

USB-A2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Cable

Not available

Braided8Reviewarabgamerz.com/reviews/razer-blackwidow-v4-x-reviewRead 23 October 2026

Cable length

2m7Reviewtomshardware.com/reviews/razer-blackwidow-v4-75Read 5 October 2026Box contents states 2m USB-C to USB-A cable.

Not available

USB passthrough

No1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026Pro includes USB 2.0 passthrough, while the non-Pro and 75% maker tables explicitly say none.

No3Maker product pagemysupport.razer.com/app/answers/detail/a_id/13223Read 23 October 2026

Works withiSystems on which the keyboard works. Configuration software may have narrower system support.

Not available

Not available

Consoles

Not available

Not available

Battery

None of 16 known

Battery type

Not available

Not available

Number of batteriesiNumber of replaceable AA or AAA cells required. Internal rechargeable battery packs are not counted here.

Not available

Not available

Battery capacity

Not available

Not available

User-replaceable battery

Not available

Not available

Battery life per mode (claimed)iMaker estimates. Store one published native duration unit per row: hours, days or months. Days and months describe calendar use including idle time, not continuous runtime. Do not convert calendar estimates into hours. Connection, lighting and polling rate are included only when published. Brightness, workload, screen status, sleep settings and up-to qualifiers go in the source note.

Not available

Not available

Longest battery life (claimed)iLongest maker estimate published in hours across the listed modes. Rows published in days or months do not contribute. Conditions can differ between products.

Not available

Not available

Battery life, lighting offiLongest maker estimate published in hours with lighting off. Calendar-day and calendar-month estimates are not converted and do not contribute.

Not available

Not available

Battery life, lighting oniLongest maker estimate published in hours with lighting enabled. Calendar-day and calendar-month estimates are not converted and do not contribute. Brightness and display conditions are stated in the source note.

Not available

Not available

Battery life, backlight on (claimed)iLongest maker up-to estimate published in calendar days with backlighting enabled. Includes idle time and the source-defined usage pattern, not continuous runtime. Brightness, workload, connection and sleep conditions remain in the table and source note. Hours and months are not converted.

Not available

Not available

Battery life, backlight off (claimed)iLongest maker up-to estimate published in calendar months with backlighting off. Includes idle time and the source-defined usage pattern, not continuous runtime. Workload, connection and sleep conditions remain in the table and source note. Hours and days are not converted.

Not available

Not available

Charging port

Not available

Not available

Full charge timeiPublished time for a full charge. Approximate times remain qualified in the source note.

Not available

Not available

Quick charge

Not available

Not available

Use while charging

Not available

Not available

Solar charging

Not available

Not available

Battery indicator

Not available

Not available

Build

4 of 8 differ

Case material

5052 aluminium alloy top case1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026Only the specified 5052 alloy top case is represented. Lower housing material is not inferred.

5052 aluminum alloy top case and plastic bottom case2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 20268Reviewarabgamerz.com/reviews/razer-blackwidow-v4-x-reviewRead 23 October 2026Exact review identifies aluminum upper and plastic lower case. Maker manual identifies 5052 alloy upper.

Plate material

FR43Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026Exact Black configuration exploded-view labels and description identify FR 4. Aluminum top case is a different part.

Not available

Mount style

Gasket3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026

Not available

Flex cuts in PCB

Not available

Not available

Sound dampeningiDampening layers the maker or a review names. Foam whose position in the stack is not stated is foam. Films, pads and silicone parts that fit no other option are other.

Case foam, Plate foam, Tape layer3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026Maker exploded view identifies plate foam, case foam and tape-enhanced PCB.

PCB foam2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Typing anglesiKeyboard slope for each supported foot position, starting with the lowest. An adjustable-foot count does not establish angles. When the maker publishes only the angle with the feet out, that angle is stored alone.

Not available

Not available

Spill resistant

Not available

Not available

IP rating

Not available

Not available

Lighting

1 of 7 differ

Backlight

RGB per key3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026

RGB per key1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

LED position

Not available

Not available

Lighting zones

Not available

Not available

Brightness levelsiSelectable onboard brightness steps. The source note states whether the off position is included.

Not available

Not available

Side or underglow lighting

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Not available

Lighting sensors

Not available

Not available

Lighting sync

Razer Chroma RGB3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026

Razer Chroma RGB1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Controls

3 of 12 differ

Media keysiPlayback controlled by separate buttons, an Fn layer or a multifunction knob/rocker. Volume controls are listed separately, and knob presses are excluded from the separate media-button count.

Dedicated1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Fn layer2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Printed page 9 uses Fn+Insert/Home/Page Down for playback and Fn+Delete for mute.

Separate media buttonsiSeparate physical buttons for playback or mute, counted once each. Fn shortcuts, macro buttons, knob presses and roller presses are excluded.

21Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026Physical media buttons, excluding the roller and its possible press action.

02Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Playback and mute are Fn shortcuts. Roller is separate and no dedicated physical media buttons appear on complete map.

Volume control

Roller1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Roller2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Knobs

02Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026A volume roller is fitted, with no separate rotary knob in the complete device layout.

02Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026No rotary knob. The horizontal roller is represented by volume_control.

Programmable knob

Not available

Not available

Knob press

Not available

Not available

Separate macro keysiSeparate physical keys or buttons intended for macros. Excludes ordinary remappable keys, media buttons and a dedicated software-launch button.

Not available

62Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Built-in screen

Not available

Not available

Touchpad

Not available

Not available

Fingerprint reader

Not available

Not available

OS mode switch

Not available

Not available

Windows key lock

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Software

3 of 10 differ

Software

Razer Synapse2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

Razer Synapse 43Maker product pagemysupport.razer.com/app/answers/detail/a_id/13223Read 23 October 2026Current support lists Synapse 4. Original manual describes Synapse 3.

Software runs on

Windows, macOS2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026Current 75% manual What is needed lists Windows 11 and macOS 15 Apple Silicon.

Windows3Maker product pagemysupport.razer.com/app/answers/detail/a_id/13223Read 23 October 2026

Open firmware

Not available

Not available

Onboard memory

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Printed page 5 explicitly states hybrid onboard storage for five profiles. Current EU page says None. Manual is preferred, with conflict reported for human review.

Onboard profilesiProfiles stored on the keyboard, including fixed defaults when the maker counts them. Software-only profiles are excluded.

51Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026Hybrid onboard storage, up to five profiles. This does not establish onboard macro execution.

52Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Printed page 5 states hybrid storage for up to five profiles. Current EU tech table says onboard memory None, while the exact original manual says five. Manual is preferred under source hierarchy. No verified later hardware change found.

Macros

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Macros stored onboardiRecorded command sequences run from keyboard storage without the configuration app. Onboard lighting or remapping alone does not establish this.

Not available

Not available

Key remapping

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

LayersiTotal key mapping layers including the base layer. Lighting effect layers and profile slots are excluded.

22Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026Hypershift is a secondary mapping layer in addition to the standard mapping. Profile slots and light-effect layers are excluded.

22Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Printed page 13 Hypershift is a secondary key assignment set in addition to standard mapping.

User firmware updates

Not available

Yes3Maker product pagemysupport.razer.com/app/answers/detail/a_id/13223Read 23 October 2026Exact RZ03-0470 firmware updater is listed as article 14183.

Ergonomics

2 of 4 differ

Wrist rest

Detachable1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

None3Maker product pagemysupport.razer.com/app/answers/detail/a_id/13223Read 23 October 2026

Wrist rest material

Magnetic plush leatherette1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

Not available

Tenting

Not available

Not available

Tenting angles

Not available

Not available

Dimensions and weight

4 of 6 differ

DimensionsiKeyboard body dimensions with fitted keycaps, without wrist rest and with feet folded. Any different measurement condition is stated in the source note. Width is the longest side, depth runs front to back and height is the thickness. Map by size when the maker's labels differ.

Width321Depth155.5mm(12.6 × 6.1 in)6Owner's manualcdn.cs.1worldsync.com/syndication/mediaserverredirect/16fb2d4601cafdc9e0a46744ff245ac9/original.pdfRead 5 October 2026Older maker guide mirror, printed p 6. Length 321 mm becomes keyboard width, Width 155.5 mm becomes front-to-back depth. Published 24 mm height is omitted because fitted-keycap condition is not stated and cannot safely establish the schema body-plus-cap height.

Width466Depth152.5Height39.6mm(18.3 × 6 × 1.6 in)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Printed page 5 approximate size 466 x 152.5 x 39.6 mm. Current support page gives 43.9 mm height. Manual takes priority.

Dimensions with wrist rest

Width321Depth240.5mm(12.6 × 9.5 in)6Owner's manualcdn.cs.1worldsync.com/syndication/mediaserverredirect/16fb2d4601cafdc9e0a46744ff245ac9/original.pdfRead 5 October 2026Printed p 6 With wrist rest, normalized axes. Unqualified 24 mm height omitted.

Not available

Keyboard weightiKeyboard without cable or wrist rest. Weights that include accessories cannot be stored here. A cable that cannot be removed is included. Replaceable batteries are included, as built-in batteries are.

815g(1.8 lb)6Owner's manualcdn.cs.1worldsync.com/syndication/mediaserverredirect/16fb2d4601cafdc9e0a46744ff245ac9/original.pdfRead 5 October 2026Printed p 6 approximate keyboard without wrist rest, 815 g.

1,087g(2.4 lb)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Printed page 5 approximate weight 1087 g. Cable is permanently attached and included. Current support page gives 1136.3 g. Manual takes priority.

Weight including wrist restiKeyboard plus supplied wrist rest, excluding packaging. The source note identifies any included cable.

986g(2.2 lb)6Owner's manualcdn.cs.1worldsync.com/syndication/mediaserverredirect/16fb2d4601cafdc9e0a46744ff245ac9/original.pdfRead 5 October 2026Printed p 6 approximate keyboard with wrist rest, 986 g.

Not available

Box dimensions

Not available

Not available

Box weightiOne retail package including its contents. A multi-unit shipping carton weight is excluded.

Not available

Not available

Certifications

None of 2 known

Platform certifications

Not available

Not available

Other certifications

Not available

Not available

In the box

2 of 3 differ

In the box

BlackWidow V4 75%, Magnetic plush leatherette wrist rest, USB Type A to Type C cable, 2-in-1 keycap and switch puller, Important Product Information Guide2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026What is inside section. Supplied wrist rest is identified in the device-layout legend.

Razer BlackWidow V4 X, Important Product Information Guide2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026Printed page 3 lists keyboard and Important Product Information Guide. Fixed cable is part of keyboard.

Cables included

ARazer BlackWidow V4 75%

Type	Count
USB Type A to USB Type C cable	1

Source2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

BRazer BlackWidow V4 X

Not available

Spare switches

Not available

Not available

Links

Not compared

Product page

www.razer.com/gaming-keyboards/razer-blackwidow-v4-751Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 October 2026

www.razer.com/gaming-keyboards/razer-blackwidow-v4-x5Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-x/RZ03-04700200-R3U1Read 23 October 2026

Spec sheet

Not available

www.razer.com/gaming-keyboards/razer-blackwidow-v4-x2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

Manual

dl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdf2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 October 2026

dl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdf2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4X-00000659-en.pdfRead 23 October 2026

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

0 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

2years3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75Read 5 October 2026US maker page warranty section.

2years1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-xRead 23 October 2026

Both are also in the API. Back to all keyboards.