Keyboards / Compare

CORSAIR K55 RGB PRO Gaming Keyboard vs Razer BlackWidow V4

A

Product A: CORSAIR

K55 RGB PRO Gaming Keyboard

61 of 164 known

Change CORSAIR K55 RGB PRO Gaming Keyboard

Compare the Razer BlackWidow V4 with

Search keyboards

B

Product B: Razer

BlackWidow V4

77 of 164 known

Change Razer BlackWidow V4

Compare the CORSAIR K55 RGB PRO Gaming Keyboard with

Search keyboards

All 164 fields

Every value links to where we found it.

Only differences

ACORSAIR K55 RGB PRO Gaming Keyboard

BRazer BlackWidow V4

General

4 of 9 differ

Series

K551Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Type Size K55.

BlackWidow1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

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

CH-9226765-NA1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026SKU CH-9226765-NA. The Taiwan SKU CH-9226765-TW and the Revival Series refurbished SKU CH-9226765-NA-RV are not part of this record.

RZ03-04690200-R3U1, RZ03-04691Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Reference is exact Black US SKU fitted with Green Gen-3 clicky switches. Yellow-switch, regional and special-edition variants are not inherited.8Regulatory filingdl.razerzone.com/en/compliance/EU%20Declaration%20of%20Conformity%20for%20BlackWidow%20V4%20%28RZ03-0469%29.pdfRead 7 October 2026Official factory model RZ03-0469 explicitly appears with exact US Green sales code RZ03-04690200-R3U1 in declaration. Other regional codes are not mapped to guessed layouts or switches.

GTIN / EAN

84000663179810Retailer pagearsenalpc.com/product/gaming-accessories/keyboards/corsair-k55-rgb-pro-keyboardRead 15 October 2026ArsenalPC listing for the CORSAIR K55 RGB PRO Keyboard shows the code 840006631798 in its description and image name. This is the UPC. eBay listings for CH-9226765-NA show the same number with a leading zero.

8402729033536Retailer pagebhphotovideo.com/c/product/1851676-REG/razer_rz03_04690200_r3u1_blackwidow_v4_mechanical_gaming.html/overviewRead 7 October 2026B&H explicitly identifies manufacturer RZ03-04690200-R3U1 and Razer Green Clicky switches, with UPC 840272903353. Maker GTIN not found. Only exact US Green identifier, not Yellow or other regional layouts.

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

31 March 20214Press releasecorsair.com/newsroom/press-release/start-your-winning-streak-corsair-launches-k55-rgb-pro-and-k55-rgb-pro-xt-gaming-keyboardsRead 15 October 2026Dateline Fremont, CA, March 31st, 2021. 9to5Toys posted the news on March 30, 2021.

18 July 20235Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 7 October 2026

Status

Available1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026US page shows Current price 69.99 USD and an estimated delivery date on the access date. This is the current price and not the launch price.

Available1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Exact RZ03-04690200-R3U1 Green US keyboard is currently orderable from maker. Current sale price is not stored as launch price. Other store recommendations and Pro/75/HyperSpeed stock are excluded.

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.

$49.995Press article9to5toys.com/2021/03/30/corsair-k55-rgb-pro-xt-keyboardRead 15 October 2026Article of March 30, 2021: the K55 RGB PRO will retail for 49.99 USD (the K55 RGB PRO XT for 69.99 USD). US price. Tax treatment is not stated. US prices are normally listed without sales tax.

$169.995Press releaserazer.com/newsroom/product-news/blackwidow-v4-and-blackwidow-v4-xRead 7 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.

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

Not available

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

US, CA2Maker product pagecorsair.com/ca/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Corsair Canada page sells the same SKU CH-9226765-NA. The US page covers the US.

US1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

ColoursiThe maker's own colour names

Black1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Color BLACK.

Black1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Segment

Gaming1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Listed under Gaming Keyboards, Wired Gaming Keyboards.

Gaming1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

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

Complete1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Sold fully assembled with fixed rubber dome switches.

Complete1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Layout

2 of 12 differ

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

Full size1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Form Factor Extended With Macro Keys and Keyboard Matrix 110 Keys. The layout is a full-size 104-key board plus six macro keys.

Full size1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

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

ANSI3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram shows a horizontal Enter, a long left Shift and a backslash key above Enter, which is ANSI.

ANSI2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026US model reference in complete keyboard layout drawing has rectangular Enter and ANSI left Shift geometry.

Regional layouts

NA1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Layout NA.

US1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Maker selected US layout. Other regional key counts are not transferred.

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.

1041Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Matrix 110 Keys, with Macro Keys 6. The quick start guide diagram shows 104 typing and function keys plus G1 to G6, which is 110. Stored as 104 because macro keys are excluded. The seven media and volume keys and the M, brightness and Windows lock buttons are separate.3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram counted row by row: 104 keys without G1 to G6.

1042Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Counted on the complete US ANSI keyboard layout drawing. Standard full-size US typing/function block has 104 keys. Separate macro keys/buttons, media buttons and rotary controls are excluded.

Key legends for

Windows3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram shows a Windows logo key.

Windows2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Complete physical key drawing has Windows legends.

Numpad

Yes3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram shows a numpad.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Complete exact-model layout drawing and maker form-factor description.

Function row

Yes3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram shows F1 to F12.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

Dedicated arrow keys

Yes3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram shows an inverted-T arrow cluster.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

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

Full3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram shows Insert, Home, Page Up, Delete, End and Page Down as separate keys.

Full2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 202675% drawing has a compact right-edge navigation column. Full-size drawing has the full six-key navigation block.

Key stagger

Row-staggered3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram shows row-staggered keys.

Row-staggered2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Complete exact-model layout drawing shows staggered alphanumeric rows.

Bottom row

Not available

Not available

Low profile

Not available

No1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Maker classification identifies Standard Height rather than low-profile construction.

Switches

11 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.

Membrane1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Switch Type Rubber Dome and Key Switches Rubber Dome. Stored as membrane.

Mechanical1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Switch feel

Tactile1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: quiet and responsive keys for comfortable typing with a tactile bump.

Tactile, Clicky1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Manufacturer selected switch description, Tactile and Quiet for Orange, Tactile and Clicky for Green. Quiet alone is not silently damped.

Switch maker

Not available

Razer1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Switch models

Not available

Razer Green Clicky Mechanical Switch Gen-34Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Maker timeline states that Green Clicky and Yellow Linear Mechanical Switches Gen-3 were introduced with the BlackWidow V4 line in 2023. The exact selected US SKU maker page identifies Green switches.

Switch stem

Not available

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.

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

Not available

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.

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.

Not available

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

Total travel

Not available

4mm4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Maker Gen-3 comparison. Orange 3.5 mm, Green 4.0 mm.

Rated keystrokes

Not available

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

Factory-lubed switches

Not available

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

Not available

Yes3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4Read 7 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.

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.

Not available

Not available

Compatible switches

Not available

Not available

Stabilizers

Not available

Not available

Factory-lubed stabilizers

Not available

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Keycaps

2 of 5 differ

Keycap material

ABS8Reviewtomsguide.com/computing/peripherals/corsair-k55-rgb-pro-review-just-good-enoughRead 15 October 2026Review of 18 Oct 2024, spec table: Keycaps ABS. The maker does not state the keycap material.

ABS1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Legend method

Not available

Doubleshot1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 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.

Not available

Yes7Reviewrtings.com/keyboard/reviews/razer/blackwidow-v4Read 7 October 2026Reviewer tests Yellow switches but explicitly describes common full-size BlackWidow V4 stock doubleshot ABS keycap legends, with Green listed as alternative switch option. Same maker stock keycaps apply to Green SKU. No force, latency or Green-lubing values borrowed from Yellow test.

Performance

3 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.

ACORSAIR K55 RGB PRO Gaming Keyboard

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

Source1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Report Rate 1,000Hz. Wired USB.

BRazer BlackWidow V4

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

Source2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Technical specifications section says up to 8000 Hz. The keyboard has only a wired USB data connection. Intermediate report-rate settings are not inferred.

Max polling rate

1,000Hz=CalculatedFrom Polling rate per connection

8,000Hz=CalculatedFrom Polling rate per connection

Polling rate (wired)

1,000Hz=CalculatedFrom Polling rate per connection

8,000Hz=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.

Not available

Not available

Anti-ghosting

Yes1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Key Rollover 12-Key Selective with Anti-Ghosting. The 12-key figure fits no rollover option in the schema, so key_rollover is left out.

Yes9Maker product pagemysupport.razer.com/app/answers/detail/a_id/13219/kw/blackwidow%20softwareRead 7 October 2026Maker full technical table for BlackWidow V4 RZ03-0469 explicitly states Anti-Ghosting Yes. USB-wired reference. This does not specify an N-key rollover count or scan frequency.

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

5 of 18 differ

Connections

USB (wired)1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Connectivity Wired.

USB (wired)1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 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

No3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram shows the cable leaving the top edge of the keyboard with the USB connector at its end (J). There is no port on the keyboard.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

Port on keyboard

None3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Same diagram, no port on the keyboard.

USB-C2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

Cable plug

USB-A1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Wired Connectivity USB 2.0 Type-A.

USB-A2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

Cable

Rubber1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Cable Material Tangle-free rubber.

Braided3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4Read 7 October 2026Maker exact BlackWidow V4 family states included braided USB-A to USB-C cable. No rubber/coiled guess and no cable length inferred.

Cable length

Not available

Not available

USB passthrough

Not available

No1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Pro includes USB 2.0 passthrough, while the non-Pro and 75% maker tables explicitly say none.

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

Windows, macOS1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs, Keyboard Compatibility: PC or Mac with a USB 2.0 Type-A port, Windows 10, macOS 10.15 or later.

Windows, macOS2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Original exact master-guide printed page 4 requirements artwork explicitly Windows 10 64-bit or higher and USB-A. Current maker model-specific Synapse for Mac supported list independently adds macOS, requiring Apple Silicon and macOS 15 Sequoia or above. No generic USB-HID compatibility inferred for Linux or consoles.10Maker product pagemysupport.razer.com/app/answers/detail/a_id/14809/kw/razer%20huntsman%20rz03-Read 7 October 2026Maker Synapse for Mac supported-device list updated August 21 2026 explicitly includes BlackWidow V4 RZ03-0469. Exact US Green SKU is identified under this model in the conformity declaration. Mac preview requires Apple Silicon and macOS 15 Sequoia or above. Original Windows key legends remain.11Maker product pagerazer.com/synapse-4-macRead 7 October 2026Current maker Mac-preview requirements: Apple Silicon chip-based Mac running macOS 15 Sequoia and above. Exact keyboard model support separately proved by supported-device table.

Consoles

Xbox3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 2, Setting up your keyboard: connect to a USB 2.0 or better Type-A port on a Windows PC, Apple Mac or Microsoft Xbox One.

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

Plastic8Reviewtomsguide.com/computing/peripherals/corsair-k55-rgb-pro-review-just-good-enoughRead 15 October 2026Spec table: Construction Plastic. The review also lists measurements 18.9 x 6.54 x 1.36 inches and weight 1.3 lb, which differ slightly from the retailer figures and from the maker's 0.8.

5052 aluminium alloy top case1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Only the specified 5052 alloy top case is represented. Lower housing material is not inferred.

Plate material

Not available

Not available

Mount style

Not available

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.

Not available

Case foam, Plate foam2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Manual describes foam in the bottom case and between the circuit board and top case. These are case foam and plate foam. No undocumented layer is added.

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

Yes1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: IP42 protection guards your keyboard against spill accidents and dust buildup.4Press releasecorsair.com/newsroom/press-release/start-your-winning-streak-corsair-launches-k55-rgb-pro-and-k55-rgb-pro-xt-gaming-keyboardsRead 15 October 2026Release: IP42-rated to protect against dust and spills.

Not available

IP rating

IP421Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: IP42.

Not available

Lighting

4 of 7 differ

Backlight

RGB zones1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: five RGB lighting zones with six onboard effects.

RGB per key3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4Read 7 October 2026

LED position

Not available

Not available

Lighting zones

51Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: program your own lighting effects across five RGB lighting zones.

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

Not available

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Lighting sensors

Not available

Not available

Lighting sync

CORSAIR iCUE1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: iCUE Enabled Product.

Razer Chroma RGB3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4Read 7 October 2026

Controls

5 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 pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Media Keys Dedicated Hotkeys. Page: dedicated volume and media keys.

Dedicated1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

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

53Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 1 diagram: four media hotkeys H (stop, previous, play and pause, next) and a group of three volume hotkeys G. The Corsair comparison article lists play and pause, stop, next and last track, mute, volume up and volume down. Mute is a separate button, volume up and down are volume keys. Stored as 5.7Maker product pagecorsair.com/us/en/explorer/gamer/keyboards/skiff-100-vs-skiff-100-plus-vs-k55-core-whats-the-differenceRead 15 October 2026Corsair article: seven dedicated media keys covering play and pause, stop, next and last track, mute, and volume up and down. Also lists a soft rubber palm rest with a textured surface and six dedicated macro keys.

41Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Physical media buttons, excluding the roller and its possible press action.

Volume control

Keys1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: dedicated volume and media keys. The quick start guide shows three volume keys.

Roller1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Knobs

03Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026No knob or roller in the page 1 diagram.

02Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026A volume roller is fitted, with no separate rotary knob in the complete device layout.

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.

61Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Macro Keys 6. Page: six dedicated macro keys.

61Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Six separate macro keys on the left of the typing area.

Built-in screen

None3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026No screen in the page 1 diagram.

Not available

Touchpad

No3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026No touchpad in the page 1 diagram.

Not available

Fingerprint reader

No3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026No fingerprint reader in the page 1 diagram.

Not available

OS mode switch

Not available

Not available

Windows key lock

Yes1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: WIN Lock Dedicated Hotkey.3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 3, Windows lock mode: press the Windows lock hotkey to disable the Windows key.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

Software

6 of 10 differ

Software

iCUE1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard CUE Software, Supported in iCUE.

Razer Synapse2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

Software runs on

Windows, macOS3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 2: install iCUE on a Windows PC or Apple Mac.

Windows, macOS2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Read manual requirements drawing names Windows 10 64-bit or higher. Basic USB input compatibility on other platforms is not inferred.10Maker product pagemysupport.razer.com/app/answers/detail/a_id/14809/kw/razer%20huntsman%20rz03-Read 7 October 2026Maker Synapse for Mac supported-device list updated August 21 2026 explicitly includes BlackWidow V4 RZ03-0469. Exact US Green SKU is identified under this model in the conformity declaration. Mac preview requires Apple Silicon and macOS 15 Sequoia or above. Original Windows key legends remain.11Maker product pagerazer.com/synapse-4-macRead 7 October 2026Razer Synapse for Mac and Razer Chroma App preview for macOS. Requires Apple Silicon and macOS 15 Sequoia or above. Not inherited from deprecated Synapse2 generic Mac support.

Open firmware

Not available

Not available

Onboard memory

Yes1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: On Board Memory Yes.

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

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

Not available

51Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026Hybrid onboard storage, up to five profiles. This does not establish onboard macro execution.

Macros

Yes1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: record macros onboard or program more complex macros through iCUE.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 20269Maker product pagemysupport.razer.com/app/answers/detail/a_id/13219/kw/blackwidow%20softwareRead 7 October 2026Maker expressly states On-the-Fly Macro Recording only works while Razer Synapse is installed and running. This qualifies existing recording feature. Recording condition does not alone establish whether a previously assigned sequence replays from onboard storage, so macros_onboard remains unknown.

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

Yes3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026Page 4: in hardware mode macros are recorded to onboard storage.6Maker product pagecorsair.com/us/en/explorer/gamer/keyboards/how-to-customize-onboard-lighting-and-macros-on-the-k55-rgb-pro-gaming-keyboardRead 15 October 2026Corsair guide: in hardware mode macros are recorded to the G-keys, up to 50 keystrokes.

Not available

Key remapping

Not available

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

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

Not available

22Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Hypershift is a secondary mapping layer in addition to the standard mapping. Profile slots and light-effect layers are excluded.

User firmware updates

Not available

Yes9Maker product pagemysupport.razer.com/app/answers/detail/a_id/13219/kw/blackwidow%20softwareRead 7 October 2026Maker lists user firmware update v1.5.0_r1 dated January 8 2026 for RZ03-0469 with updater instructions. The generic wireless-dongle instruction is a template error and does not change this wired model’s connection set.12Maker product pagemysupport.razer.com/app/answers/detail/a_id/13901/kw/razer%20blackwidow%20downloadRead 7 October 2026Exact maker firmware article 13901 names applicable RZ03-0469 and v1.5.0_r1 dated 8 January 2026, with user updater instructions and Mac sleep fix. Full public indexed original answer independently read after direct open yielded Oracle pre-page shell. Generic dongle instruction is template contamination, not evidence of wireless hardware. No firmware installed.

Ergonomics

1 of 4 differ

Wrist rest

Detachable1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Wrist Rest Included Yes. Page: detachable palm rest.

Detachable1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Wrist rest material

Soft rubber, textured surface1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Page: soft rubber palm rest. The Corsair guide calls it a soft rubber palm rest with a textured surface.6Maker product pagecorsair.com/us/en/explorer/gamer/keyboards/how-to-customize-onboard-lighting-and-macros-on-the-k55-rgb-pro-gaming-keyboardRead 15 October 2026Corsair comparison article: soft rubber palm rest with a textured surface.

Magnetic plush leatherette1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

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.

Width481Depth167Height36mm(18.9 × 6.6 × 1.4 in)9Retailer pageavadirect.com/K55-RGB-PRO-RGB-Wired-Black-Membrane-Gaming-Keyboard/Product/14013932Read 15 October 2026Listing gives 481mm x 167mm x 36mm without labels. Mapped by size: width 481, depth 167, height 36. The depth fits the keyboard without the palm rest. Tom's Guide gives 18.9 x 6.54 x 1.36 inches, which is 480.1 x 166.1 x 34.5 mm. The maker publishes no dimensions.

Width466Depth152.5Height39.6mm(18.3 × 6 × 1.6 in)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Manual Technical specifications, Without wrist rest. Maker Length along the key rows is normalized to keyboard width. Maker Width front-to-back becomes depth. Approximate values with supplied keycaps.

Dimensions with wrist rest

Not available

Width466Depth237.5Height39.6mm(18.3 × 9.4 × 1.6 in)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Manual Technical specifications, With wrist rest. Maker Length becomes width and Width becomes depth.

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.

Not available

1,087g(2.4 lb)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Maker approximate Without wrist rest figure for the keyboard. No retailer shipping or packaging weight used.

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

Not available

1,327g(2.9 lb)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026Maker approximate With wrist rest figure.

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

1 of 2 differ

Platform certifications

Not available

Not available

Other certifications

Not available

CE, UKCA8Regulatory filingdl.razerzone.com/en/compliance/EU%20Declaration%20of%20Conformity%20for%20BlackWidow%20V4%20%28RZ03-0469%29.pdfRead 7 October 2026Maker declaration explicitly lists exact US Green SKU under RZ03-0469 and states that products/packaging bear CE and UKCA marks. Rendered marks inspected. Conformity is self-declared, not independent third-party certification. No radio FCC ID invented for wired keyboard.

In the box

2 of 3 differ

In the box

K55 RGB PRO Gaming Keyboard, Quick start guide, Safety leaflet, Warranty card1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Package Contents: K55 RGB PRO Gaming Keyboard, Quick start guide, Safety leaflet, Warranty card. The palm rest is listed in the specs as included and is not named separately.

BlackWidow V4, Magnetic plush leatherette wrist rest, USB Type A to Type C cable, Important Product Information Guide2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026What is inside section. Supplied wrist rest is identified in the device-layout legend.

Cables included

ACORSAIR K55 RGB PRO Gaming Keyboard

Not available

BRazer BlackWidow V4

Type	Count
USB Type A to USB Type C cable	1

Source2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 October 2026

Spare switches

Not available

Not available

Links

Not compared

Product page

www.corsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-na1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026

www.razer.com/gaming-keyboards/razer-blackwidow-v41Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4/RZ03-04690200-R3U1Read 7 October 2026

Spec sheet

Not available

Not available

Manual

assets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdf3Owner's manualassets.corsair.com/image/upload/corsairmedia/sys_master/productcontent/49_002202_AA_AP_K55_RGB_PRO_QSG_Web.pdfRead 15 October 2026English quick start guide, pages 1 to 4 of the PDF text, copyright 2021. It covers setup, hardware and software mode, hardware lighting, macro recording and Windows lock mode.

dl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdf2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4-00000647-en.pdfRead 7 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.

2years1Maker product pagecorsair.com/us/en/p/keyboards/ch-9226765-na/k55-rgb-pro-gaming-keyboard-ch-9226765-naRead 15 October 2026Tech specs: Keyboard Warranty 2 Year (US page). The March 2021 launch release says a limited lifetime warranty. The Revival Series page says 90 days.

2years3Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4Read 7 October 2026US maker page warranty section.

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