Keyboards / Compare

NuPhy Air75 HE vs Razer BlackWidow V4 75%

A

Product A: NuPhy

Air75 HE

88 of 164 known

Change NuPhy Air75 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

ANuPhy Air75 HE

BRazer BlackWidow V4 75%

General

6 of 9 differ

Series

Air HE4Reviewrtings.com/keyboard/reviews/nuphy/air75-heRead 23 October 2026Public exact-model introduction calls this the Air HE series.

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.

Keyboard Air75 HE(Silver/Magnetic Jade), Keyboard Air75 HE(Silver/POM|Magnetic Jade)5Maker product pagepay.nuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboard.jsRead 23 October 2026Only Jade and Jade Pro configurations with optional wrist rest None and optional keycaps None. Maker labels Jade Pro boxes POM Magnetic Jade.

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

6976604917270, 69766049172875Maker product pagepay.nuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboard.jsRead 23 October 2026Exact barcodes of the two base switch configurations.

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 pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Current maker page states in stock and ships in one to two business days.

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.

Not available

$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

Silver5Maker product pagepay.nuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboard.jsRead 23 October 2026Maker SKU names both configurations Silver.

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

Segment

Gaming1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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.

Complete1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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

Layout

3 of 12 differ

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

75 %1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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.

ANSI1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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

Not available

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.

841Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact Air75 HE technical specification, not Air60 HE.

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

Windows1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Stock bottom row in exact product render has Windows legends. macOS replacement legends are not assumed from compatibility alone.

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

Numpad

No6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 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

Yes6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026

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

Dedicated arrow keys

Yes6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026Complete section 2 layout and section 3 lighting shortcuts show dedicated arrows. Complete layout establishes F row, row stagger and no numpad.

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.

Compact1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact product top render shows Home, End, Page Up and Page Down in the right-side column.

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

Row-staggered6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026

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

Yes1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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

16 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.

Magnetic (Hall effect)1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Performance section explicitly describes individual Hall effect sensors.

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

Switch feel

Linear8Maker product pagegateron.com/products/gateron-low-profile-magnetic-jade-switchRead 23 October 20269Maker product pagegateron.com/products/gateron-full-pom-low-profile-magnetic-jade-pro-switch-setRead 23 October 2026Exact Full POM Low Profile Magnetic Jade Pro is linear.

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 pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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

Switch models

Low-Profile Magnetic Jade, Low-Profile Magnetic Jade Pro1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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

MX cross7Reviewdamiancooper.medium.com/nuphy-air75he-review-the-magnetic-keyboard-that-finally-gets-it-right-48b4793089aeRead 23 October 2026Gaming Performance section explicitly says Cherry keycaps are compatible with Air75 HE.

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.

50 to 60gf5Maker product pagepay.nuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboard.jsRead 23 October 202610Maker product pagepay.nuphy.com/products/gateron-low-profile-magnetic-jade-switchesRead 23 October 202611Maker product pagepay.nuphy.com/products/gateron-low-profile-magnetic-jade-pro-switchesRead 23 October 2026

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

3.5mm8Maker product pagegateron.com/products/gateron-low-profile-magnetic-jade-switchRead 23 October 2026Exact low-profile Jade switch maker specifies physical travel 3.5 +/- 0.2 mm. This is distinct from selectable actuation ending at 3.3 mm.9Maker product pagegateron.com/products/gateron-full-pom-low-profile-magnetic-jade-pro-switch-setRead 23 October 2026Physical travel 3.5 +/- 0.2 mm.

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

100million10Maker product pagepay.nuphy.com/products/gateron-low-profile-magnetic-jade-switchesRead 23 October 2026NuPhy exact switch page: 100 million clicks. Compatibility explicitly includes Air75 HE.11Maker product pagepay.nuphy.com/products/gateron-low-profile-magnetic-jade-pro-switchesRead 23 October 2026100 million clicks and Air75 HE compatibility.

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

Factory-lubed switches

Yes8Maker product pagegateron.com/products/gateron-low-profile-magnetic-jade-switchRead 23 October 2026Exact switch specification: factory pre-lubed.9Maker product pagegateron.com/products/gateron-full-pom-low-profile-magnetic-jade-pro-switch-setRead 23 October 2026Exact switch specification: factory pre-lubed.

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 pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

Not available

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

Min0.1Max3.3mm1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact Air75 HE page states this range applies to both low-profile Jade and Jade Pro.

Not available

Actuation stepiSmallest documented increment between selectable actuation settings.

0.1mm7Reviewdamiancooper.medium.com/nuphy-air75he-review-the-magnetic-keyboard-that-finally-gets-it-right-48b4793089aeRead 23 October 2026Software list item 5 explicitly distinguishes 0.01 mm RT precision and 0.1 mm AP precision. This December 2024 review does not name firmware. The 0.02 mm Air60 HE result is not transferred.

Not available

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

Yes1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026NuPhyIO section describes per-key rapid-trigger and sensitivity annotations.

Not available

Rapid trigger

Yes1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

Not available

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

0.01mm1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Rapid Trigger paragraph explicitly says 0.01 mm break.

Not available

Multi-action keys

Yes1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Dynamic Keystroke supports up to four actions per stroke. Mod Tap, Toggle Key and Hyper Tap also described.

Not available

SOCD handling

Yes1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Hall Effect paragraph names SOCD and Rapid Shift.

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.

Not available

Not available

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

Magnetic1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Maker requires power off before replacing magnetic switches.

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

Gateron Low-Profile Magnetic Jade and Low-Profile Magnetic Jade Pro switches7Reviewdamiancooper.medium.com/nuphy-air75he-review-the-magnetic-keyboard-that-finally-gets-it-right-48b4793089aeRead 23 October 2026Exact-model review identifies the low-profile Jade Mini and Pro Mini as the hot-swap options.

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

Stabilizers

Plate-mounted1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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

Yes4Reviewrtings.com/keyboard/reviews/nuphy/air75-heRead 23 October 2026Public exact-model Gaming and Office verdicts explicitly state pre-lubed switches and stabilizers. No membership-only result cells used.

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

Keycaps

4 of 5 differ

Keycap material

Other1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Mixed PBT primary caps and PC accent caps. The box list distinguishes extra PBT and extra PC caps and the exact product render shows fitted transparent accent caps. other represents the mixed set.

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

Legend method

Dye-sub1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Maker Keycaps paragraph explicitly states five-sided dye-sub nSA.

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

Keycap profile

Low profile1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Maker nSA is low profile.

Not available

Keycap thickness

Not available

Not available

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

No4Reviewrtings.com/keyboard/reviews/nuphy/air75-heRead 23 October 2026Public review says stock caps lack proper shine-through legends. Transparent accent plastic is not shine-through legends. Optional Canopus caps excluded.

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

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.

ANuPhy Air75 HE

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

Source1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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

8,000Hz=CalculatedFrom Polling rate per connection

8,000Hz=CalculatedFrom Polling rate per connection

Polling rate (wired)

8,000Hz=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.

8,000Hz1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Technical specifications explicitly list 8000 Hz PCB scan separately from wired polling.

Not available

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

0.1ms1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Detailed maker test claims 0.1 ms using CMSIS-DAP, electronic Enter switch closure and subtraction of instrument intrinsic delay. Excludes switch pre-travel. Feature bullets instead say 0.125 ms. Detailed test claim retained as claimed latency.

Not available

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

ANuPhy Air75 HE

Connection	Rollover
USB (wired)	NKRO

Source1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Technical specifications say N-key rollover. This is explicitly wired-only.

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

Yes12Spec databasee-catalog.com/NUPHY-AIR75-HE-JADE-SWITCH.htmRead 23 October 2026Exact Jade Switch model specification lists anti-ghosting and N-KRO. No wireless or sibling-model value used.

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

4 of 18 differ

Connections

USB (wired)1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Maker feature list explicitly says wired only. No wireless or battery fields stored.

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

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

None1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026The keyboard is explicitly wired-only and uses no receiver.

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

Yes6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026

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

Port on keyboard

USB-C6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026Section 2 rear-edge diagram shows the USB-C socket. Separate cable is in the maker box list.

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

Cable plug

USB-A12Spec databasee-catalog.com/NUPHY-AIR75-HE-JADE-SWITCH.htmRead 23 October 2026Exact model table: USB-A cable with removable connection and USB-C port on keyboard.

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

Cable

Not available

Not available

Cable length

1.5m1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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.

Windows, macOS, Linux, Android, iOS1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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

5 of 8 differ

Case material

Aluminum top case, ABS bottom case1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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

Not available

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

Top1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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.

PCB foam, Plate foam, Silicone bottom1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Sound paragraph names PCB foam, plate foam and bottom silicone. No other pad or film inferred.

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.

3°, 7°, 10°1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

Not available

Spill resistant

Not available

Not available

IP rating

Not available

Not available

Lighting

2 of 7 differ

Backlight

RGB per key1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026NuPhyIO visual keyboard and per-key lighting configuration, plus south-facing RGB LEDs in technical specifications.

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

LED position

South-facing1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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

Yes1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact page Design paragraph names sidelights. Manual section 4 documents their separate brightness, effect, color and speed settings.

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

8 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 layer1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact product keycap render shows play/pause, previous and next sharing the F row. These are shared Fn media functions, not separate buttons.

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.

04Reviewrtings.com/keyboard/reviews/nuphy/air75-heRead 23 October 2026Public HTPC verdict explicitly says no dedicated media keys.

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

Keys1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact product render shows mute, volume down and volume up legends on F10, F11 and F12.

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

Knobs

06Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026Complete hardware diagram shows 84 typing/function keys, no separate rotary control or macro buttons.

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.

06Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026

Not available

Built-in screen

None6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026Complete diagram has no screen, touchpad or fingerprint reader.

Not available

Touchpad

No6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026

Not available

Fingerprint reader

No6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026

Not available

OS mode switch

Switch6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026Section 1 and rear diagram show M1 Gaming, M2 Win and M3 Mac physical selector.

Not available

Windows key lock

Yes6Owner's manualcdn.shopify.com/s/files/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdfRead 23 October 2026Section 1 explicitly says Gaming mode can disable Win key. RTINGS August 6, 2025 retest also confirms Windows key lock.

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

Software

6 of 10 differ

Software

NuPhyIO1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026

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

Software runs on

Web1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Maker explicitly supports Chromium browsers on Mac, Windows and Linux.

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

Not available

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 pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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 pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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.

41Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Maker supports 12 layers split into three modes of four layers each, including the active mode base layer.

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

Yes13Maker product pagenuphy.io/en-US/firmwareUpdateRead 23 October 2026Select Air75 HE Update History. Firmware v107 dated July 10, 2025 explicitly supports automatic firmware update by holding Escape while powering on with the driver open. v110 dated May 11, 2026 is the latest listed stable firmware. No firmware was installed during research.

Not available

Ergonomics

2 of 4 differ

Wrist rest

None1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Reference variants choose None for separately sold Mono wrist rest.

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

5 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.

Width316.4Depth132.5mm(12.5 × 5.2 in)1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact Air75 HE width and depth. Drawing measures 18.4 mm rear and 12.8 mm front case edges without keycap tops, so these heights are omitted.

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.

702g(1.5 lb)1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact Air75 HE technical specification: 702 grams.

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

Width185Height30Depth350mm(7.3 × 1.2 × 13.8 in)14Retailer pagetomauri.com/products/air75-he-silver-low-profile-magnetic-jadeRead 23 October 2026Distributor labels these individual package dimensions. Separate 24 kg carton weight is for 20 units and is excluded.

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

Air75 HE Keyboard, 1.5 m cable, Keycap/Switch Puller, 5 Extra PBT Keycaps, 9 Extra PC Keycaps, Quick Guide/Poster1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Exact current global Air75 HE box list. Optional wrist-rest, keycaps, NuFolio, deskmat and NuPack add-ons excluded.

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

ANuPhy Air75 HE

Type	Count
USB-A to USB-C cable	1

Source1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026Maker lists one 1.5 m cable. Connector types are supported by exact-model E-Catalog entry.12Spec databasee-catalog.com/NUPHY-AIR75-HE-JADE-SWITCH.htmRead 23 October 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

nuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboard1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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/1/0268/7297/1373/files/NuPhy_Air75_HE_Quick_Guide.pdf1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 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.

1year1Maker product pagenuphy.com/products/nuphy-air75-he-magnetic-switch-gaming-keyboardRead 23 October 2026One-year limited warranty from global store. Market is not named.

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.