Keyboards / Compare

Keychron K2 HE vs Razer BlackWidow V4 75%

A

Product A: Keychron

K2 HE

84 of 164 known

Change Keychron K2 HE

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B

Product B: Razer

BlackWidow V4 75%

78 of 164 known

Change Razer BlackWidow V4 75%

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All 164 fields

Every value links to where we found it.

Only differences

AKeychron K2 HE

BRazer BlackWidow V4 75%

General

6 of 9 differ

Series

Not available

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

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

K2H-J1, K2H-J1G, K2H-F1, K2H-F1G, K2H-Q1, K2H-Q1G, K2H-F1-BO, K2H-F1-DE, K2H-F1-UK, K2H-F1-SW2Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboard.jsonRead 30 September 2026

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.

GTIN / EAN

4895248888994, 4894979071552, 4895248889175, 4894979071569, 4895248889182, 4894979071576, 4894979013583, 4894979051950, 4894979017628, 48949790276892Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboard.jsonRead 30 September 2026Barcode per SKU from the store data. Best Buy lists UPC 4895248889045 for K2H-J1, not used

Not available

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

Not available

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

Status

Available1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

Not available

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.

$1306Press releaseprnewswire.com/news-releases/keychron-launches-award-winning-k2-he-wireless-magnetic-custom-keyboard-for-direct-sales-following-1m-kickstarter-success-302330977.htmlRead 30 September 2026Manufacturer direct-sales announcement, Dec 13, 2024: starting at USD 130 for the Standard edition. This is the maker launch price, not a current rounded store price.

$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.

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.

Not available

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

ColoursiThe maker's own colour names

Black, White1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Segment

Gaming1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Maker presents magnetic gaming controls and competitive gameplay as a main use.

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

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

Complete3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026Fully Assembled Version. The manual also describes a Barebone Version, not sold on the maker page today

Complete1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 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 pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

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

ANSI, ISO1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

Regional layouts

ANSI, ISO-Nordic, ISO-DE, ISO-UK, ISO-Swiss1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

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.

Not available

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.

Key legends for

macOS, Windows1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Numpad

No3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

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

Function row

Yes3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

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

Dedicated arrow keys

Yes3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

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

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

Compact3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026Del, Pg Up, Pg Dn, Home and End in a column on the right

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.

Key stagger

Not available

Row-staggered2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV475-00000677-en.pdfRead 5 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-v4-75/RZ03-05000200-R3U1Read 5 October 2026Maker classification identifies Standard Height rather than low-profile construction.

Switches

22 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.

Not available

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

Switch feel

Linear4Maker product pagekeychron.com/products/gateron-double-rail-magnetic-switchRead 30 September 2026Spec image: Nebula 'Behavior: Linear', 'Pre-lubed: Yes'

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.

Switch maker

Gateron1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Switch models

Gateron Double-Rail Magnetic Nebula Switch Version 1, Gateron Double-Rail Magnetic Nebula Switch Version 21Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

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.

60gf8Maker product pagekeychron.com/cdn/shop/files/Gateron_Double-Rail_Magnetic_Switches.pngRead 30 September 2026Product comparison diagram: both magnetic switch versions have 60 g end force. The 40 g start force is not actuation force.

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

2mm4Maker 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

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.

Rated keystrokes

150million8Maker product pagekeychron.com/cdn/shop/files/Gateron_Double-Rail_Magnetic_Switches.pngRead 30 September 2026Both switch columns in the product comparison diagram specify a lifespan of 150 million clicks.

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

Factory-lubed switches

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

Adjustable actuation

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

Not available

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

Min0.2Max3.8mm1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

Not available

Actuation stepiSmallest documented increment between selectable actuation settings.

0.1mm1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

Not available

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

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

Not available

Rapid trigger

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

Not available

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

0.1mm1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026'Sensitivity 0.1 mm'

Not available

Multi-action keys

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026'Dynamic Keystrokes (DKS)', up to 4 actions per key

Not available

SOCD handling

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026'Last Key Priority (LKP) & Snap Click', disabled by default

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.

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

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

Not available

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

Magnetic1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

Compatible switches

Version 2 supports Keychron Ultra-fast Lime Magnetic Switches. Version 1 supports only Gateron Double-Rail Magnetic Switches1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Stabilizers

PCB screw-in1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

Factory-lubed stabilizers

Not available

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

Keycaps

1 of 5 differ

Keycap material

PBT1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Legend method

Doubleshot1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Performance

7 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.

AKeychron K2 HE

Connection	Polling rate (Hz)	Receiver or adapter
USB (wired)	1,000	Not available
2.4 GHz	1,000	Included Type-A 2.4GHz receiver
Bluetooth	125	Not available

Source1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026'1000 Hz (Wired and 2.4 GHz)', '125 Hz (Bluetooth)'

BRazer 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.

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)

1,000Hz=CalculatedFrom Polling rate per connection

Not available

Polling rate (Bluetooth)

125Hz=CalculatedFrom Polling rate per connection

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.

AKeychron K2 HE

Connection	Rollover
USB (wired)	NKRO
2.4 GHz	NKRO

Source1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026'N-Key Rollover (NKRO): Yes (wireless & wired)'. Bluetooth not stated separately

BRazer 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.

Anti-ghosting

Not available

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

9 of 18 differ

Connections

USB (wired), 2.4 GHz, Bluetooth1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Wireless technology

Not available

Not available

Bluetooth

5.21Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

Not available

Bluetooth device slots

31Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

Keys3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026Manual Bluetooth-mode section: Fn+1, Fn+2, Fn+3 select paired hosts. The physical switch selects connection mode, not the Bluetooth host.

Not available

Receiver connector

USB-A3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

Not available

Receiver storage in keyboard

Not available

Not available

Receiver shared with other devices

Not available

Not available

Wireless range

10m3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026'Bluetooth operating distance: Within 10 meters (open space)'

Not available

Detachable cable

Yes3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

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

Port on keyboard

USB-C3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

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

Cable plug

USB-A3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

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

Cable

Not available

Not available

Cable length

Not available

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

USB passthrough

Not available

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.

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

macOS, Windows, Linux, iOS, Android1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Spec table: macOS/Windows/Linux. iOS and Android from the OS toggle label in the manual3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

Not available

Consoles

Not available

Not available

Battery

8 of 16 differ

Battery type

Li-Po1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026'4000 mAh Rechargeable li-polymer battery'

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

4,000mAh1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

AKeychron K2 HE

Lighting	Hours (h)
Off	110

Source5Maker product pagekeychron.jp/products/keychron-k2-he-wireless-magnetic-switch-custom-keyboardRead 30 September 2026Japanese maker specifications explicitly qualify 110 hours as wireless working time with backlight off. Connection and polling setting are unspecified.

BRazer BlackWidow V4 75%

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.

110h=CalculatedFrom Battery life per mode (claimed)

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.

110h=CalculatedFrom Battery life per mode (claimed)

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

USB-C3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

Not available

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

300min3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026'Charging time: Around 5 hours'

Not available

Quick charge

Not available

Not available

Use while charging

Not available

Not available

Solar charging

Not available

Not available

Battery indicator

LED3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026Power indicator LED: low power red blinking, charging static red, full static green

Not available

Build

5 of 8 differ

Case material

ABS plastic bottom with aluminum frame. Special Edition adds wooden side panels.1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Technical specifications: bottom case ABS, Standard aluminum frame, Special Edition aluminum and wood.

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.

Plate material

Aluminium1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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.

Mount style

Tray1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

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.

Foam, position not stated, Silicone bottom, Other1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Sound absorbing foam, EPDM foam, bottom case PET film, silicone bottom pad. The foams have no stated position and are stored as foam. The PET film is stored as 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.

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.

5°, 9.34°, 12.43°1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026'Feet Height / Angle: 5° / 9.34° / 12.43°'

Not available

Spill resistant

Not available

Not available

IP rating

Not available

Not available

Lighting

3 of 7 differ

Backlight

RGB per key1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Product feature and technical specifications: north-facing RGB LEDs. Launcher offers per-key colour control.

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

LED position

North-facing1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Not available

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

Lighting sensors

Not available

Not available

Lighting sync

Not available

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

Controls

6 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.

Fn layer3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026Media functions printed on F1 to F12

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

Not available

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.

Volume control

Not available

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

Knobs

Not available

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.

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

Not available

Built-in screen

Not available

Not available

Touchpad

Not available

Not available

Fingerprint reader

Not available

Not available

OS mode switch

Switch3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026'Win/Android Mac/iOS (OS Toggle)'

Not available

Windows key lock

Not available

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

Software

7 of 10 differ

Software

Keychron Launcher1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Software runs on

Web1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Keychron Launcher web app, Chrome/Opera/Edge, wired connection

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.

Open firmware

QMK1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Product firmware section specifies QMK and Keychron Launcher. The umbrella QMK/VIA support tag does not establish that this model works with VIA, so VIA is omitted.

Not available

Onboard memory

Not available

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-75/RZ03-05000200-R3U1Read 5 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-v4-75/RZ03-05000200-R3U1Read 5 October 2026Hybrid onboard storage, up to five profiles. This does not establish onboard macro execution.

Macros

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

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

43Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026Four layers: 0 and 1 for Mac, 2 and 3 for Windows

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.

User firmware updates

Yes1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 20263Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

Not available

Ergonomics

2 of 4 differ

Wrist rest

None1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Complete standard box contents contain no wrist rest. Wrist-rest accessories are sold separately.

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

Wrist rest material

Not available

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

Depth126.7Height40.7mm(5 × 1.6 in)1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Technical specifications: depth and back height apply to both editions. Standard width/front height are 316.4/30.2 mm, Special Edition 320.5/30.1 mm. Differing dimensions are omitted because this field cannot vary.

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.

Dimensions with wrist rest

Not available

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.

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.

980g(2.2 lb)1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026Standard Version 980 g, Special Edition 965 g

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.

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

Not available

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.

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

1x Fully Assembled Keyboard, 1x Type-A to Type-C Cable, 1x Type-A 2.4GHz Receiver, 1x Extension Adapter For Receiver, 1x Keycap & Switch Puller, 1x Screwdriver, 1x Hex Key3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026Fully Assembled Version, plus Mac and Windows keycaps per the product page

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.

Cables included

AKeychron K2 HE

Type	Count
Type-A to Type-C Cable	1

Source3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

BRazer 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

Spare switches

Not available

Not available

Links

Not compared

Product page

www.keychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboard1Maker product pagekeychron.com/products/keychron-k2-he-wireless-magnetic-switch-keyboardRead 30 September 2026

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

Spec sheet

Not available

Not available

Manual

cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdf3Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_HE_User_Manual.pdfRead 30 September 2026

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

1 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.

1year7Maker product pagehelp-center.keychron.com/en-us/article/360021443594-how-long-is-the-keyboard-warranty-forRead 30 September 2026Official support article states 12 months global warranty, dated August 28, 2026.

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

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