Keyboards / Compare

Logitech G915 X LIGHTSPEED vs Razer BlackWidow V4 Pro

A

Product A: Logitech

G915 X LIGHTSPEED

76 of 164 known

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B

Product B: Razer

BlackWidow V4 Pro

81 of 164 known

Change Razer BlackWidow V4 Pro

Compare the Logitech G915 X LIGHTSPEED with

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All 164 fields

Every value links to where we found it.

Only differences

ALogitech G915 X LIGHTSPEED

BRazer BlackWidow V4 Pro

General

4 of 9 differ

Series

G915 X5Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 2026The G915 X Series has a full-size LIGHTSPEED, a LIGHTSPEED TKL and a wired model. The TKL and wired models are separate products

BlackWidow1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

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

YR0069, 920-012696, 920-012704, 920-012670, 920-012685, 920-012697, 920-012705, 920-012671, 920-012706, 920-012672, 920-012673, 920-012707, 920-012674, 920-012708, 920-012675, 920-012677, 920-012679, 920-012698, 920-012709, 920-012676, 920-012686, 920-012687, 920-012688, 920-012689, 920-012690, 920-012682, G915WLX-TCBK, 920-012693, G915WLX-TCWH, 920-012701, G915WLX-LNBK, 920-012712, G915WLX-CKBK1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Part numbers from the US page (4) and the UK page en-gb (20). YR0069 is the keyboard's regulatory model number from the support spec page2Maker product pagelogitechg.com/en-gb/shop/p/g915-x-wireless-mechanical-gaming-keyboardRead 30 September 20263Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026"Keyboard YR0069", receiver CU002111Press releasepress.logicool.co.jp/ja-jp/g915x-pro-x-tkl-rapidRead 30 September 2026

RZ03-04680200-R3U11Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026Reference is exact Black US SKU fitted with Green Mechanical Clicky switches. Gen-3 ordinal is not established. Yellow, regional and special-edition variants are not inherited.

GTIN / EAN

097855195166, 097855195029, 097855195005, 0978551949929Retailer pagebhphotovideo.com/c/product/1851732-REG/logitech_g_920_012670_g915_x_lightspeed_low_profile.htmlRead 30 September 2026Exact 920-012670 product page UPC 097855195005. Other original codes appeared in search excerpts but full source was unavailable.10Retailer pageadorama.com/logitech-g915-x-lightspeed-wireless-gaming-keyboard/p/lo920012704Read 30 September 2026Indexed UPC Codes table: black GL Red 097855195166, black GL Blue 097855195029, white GL Brown 097855194992. Black tactile 097855195005 is separately confirmed at B&H. Full Adorama page returned 403 and was not retried.

8402729033157Retailer pagebhphotovideo.com/c/product/1851675-REG/razer_rz03_04680200_r3u1_blackwidow_v4_pro_mechanical.htmlRead 7 October 2026Exact MFR RZ03-04680200-R3U1 and Green Clicky title. UPC row is 840272903315, independently corroborated by GameStop same vendor part number. Other regional barcode leads are not added.8Retailer pagegamestop.com/pc-gaming/keyboards/products/razer-blackwidow-v4-pro-wired-mechanical-gaming-keyboard-green-mechanical-switches-chroma-rgb-lighting---black/346697.htmlRead 7 October 2026Product Details UPC 840272903315 and Vendor Part Number RZ03-04680200-R3U1. Title explicitly Green switches, Black. Corroborates B&H exact UPC.

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

17 September 20245Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 2026Logi Play, Paris and Shanghai, September 17th, 2024

16 February 20235Press releaserazer.com/newsroom/product-news/experience-ultimate-control-and-immersion-with-the-new-razer-blackwidow-v4-proRead 7 October 2026

Status

Available1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026US page shows $259.99 with add to cart. The price was raised after launch, the launch MSRP is in the press release

Available7Retailer pagebhphotovideo.com/c/product/1851675-REG/razer_rz03_04680200_r3u1_blackwidow_v4_pro_mechanical.htmlRead 7 October 2026Exact new Green US listing explicitly In Stock with purchase control. Current retail stock, not inferred from a used listing or another switch finish.

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.

$229.995Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 2026"The G915 X LIGHTSPEED full-size keyboard (LINEAR, TACTILE & CLICKY) - US MSRP $229.99"

$229.995Press releaserazer.com/newsroom/product-news/experience-ultimate-control-and-immersion-with-the-new-razer-blackwidow-v4-proRead 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, GB, JP1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Sold on the Logitech G US and UK stores2Maker product pagelogitechg.com/en-gb/shop/p/g915-x-wireless-mechanical-gaming-keyboardRead 30 September 202611Press releasepress.logicool.co.jp/ja-jp/g915x-pro-x-tkl-rapidRead 30 September 2026

US1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

ColoursiThe maker's own colour names

Black, White1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 20265Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 2026"All wireless options are black and white"

Black1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Segment

Gaming1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Listed under Gaming Keyboards

Gaming1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

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

Complete1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Sold with GL switches and keycaps fitted, in Linear, Clicky and Tactile styles

Complete1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Layout

6 of 12 differ

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

Full size1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 20264Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026English setup guide pages 3-5 show the complete full-size keyboard with numeric keypad and nine G keys. It is not the separate TKL model.

Full size1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

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

ANSI, ISO, JIS11Press releasepress.logicool.co.jp/ja-jp/g915x-pro-x-tkl-rapidRead 30 September 2026

ANSI2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026US model reference in complete keyboard layout drawing has rectangular Enter and ANSI left Shift geometry.

Regional layouts

English US (QWERTY), German (QWERTZ), French (AZERTY), Swiss (QWERTZ), Nordic (QWERTY), English UK (QWERTY), Spanish (QWERTY), Italian (QWERTY), English International (QWERTY), Japanese1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Layout names from the US and UK pages, verbatim2Maker product pagelogitechg.com/en-gb/shop/p/g915-x-wireless-mechanical-gaming-keyboardRead 30 September 202611Press releasepress.logicool.co.jp/ja-jp/g915x-pro-x-tkl-rapidRead 30 September 2026

US1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-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

1042Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Complete US ANSI layout drawing has 104 standard typing/function keys. Separate macro keys/buttons, media buttons and rotary controls are excluded.

Key legends for

Not available

Windows2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Complete physical key drawing has Windows legends.

Numpad

Yes4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026English p. 5 full-size keyboard diagram includes number pad.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Complete exact-model layout drawing and maker form-factor description.

Function row

Yes4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026English p. 5 keyboard features diagram includes F1-F12 function row.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026

Dedicated arrow keys

Yes4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026English p. 5 keyboard features diagram includes separate arrow cluster.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026

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

Full4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026English p. 5 diagram shows the full Home, End, Page Up and Page Down navigation cluster.

Full2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Complete full-size US reference drawing shows the full six-key navigation block.

Key stagger

Not available

Row-staggered2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Complete exact-model layout drawing shows staggered alphanumeric rows.

Bottom row

Not available

Not available

Low profile

Yes1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

No1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 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.

Low-profile mechanical1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026"Low-profile GL mechanical switches"

Mechanical1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Switch feel

Linear, Tactile, Clicky1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

Tactile, Clicky1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026Selected Green switches give tactile and clicky feedback.

Switch maker

Logitech1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Product features and press release identify Logitech GL mechanical switch design.

Razer1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Switch models

GL Linear, GL Tactile, GL Clicky1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Maker describes GL mechanical switches in Linear, Tactile, Clicky styles. Retail GL Red/Brown/Blue names are not needed for identity.

Razer Green Mechanical Switches1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026Exact selected Black US RZ03-04680200-R3U1 title identifies Green switches. Original exact model master guide and launch identify Green Mechanical Clicky. Gen-3 ordinal could not be independently tied to this installed reference, so it is not retained.

Switch stem

MX cross5Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 2026Maker launch release p. 2 explicitly replaces old hook-style with cross-style stem.

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

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

43 to 48gf1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 20262Maker product pagelogitechg.com/en-gb/shop/p/g915-x-wireless-mechanical-gaming-keyboardRead 30 September 20263Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 20269Retailer pagebhphotovideo.com/c/product/1851732-REG/logitech_g_920_012670_g915_x_lightspeed_low_profile.htmlRead 30 September 202610Retailer pageadorama.com/logitech-g915-x-lightspeed-wireless-gaming-keyboard/p/lo920012704Read 30 September 202611Press releasepress.logicool.co.jp/ja-jp/g915x-pro-x-tkl-rapidRead 30 September 2026

50gf4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Maker Mechanical Switches Gen-3 comparison, Green column: published 50 g actuation force.6Reviewtomshardware.com/reviews/razer-blackwidow-v4-proRead 7 October 2026Exact Black full-size Green review explicitly states Razer Green switches actuate at 50 g force, corroborating stored claimed 50 gf. This is published switch specification, not an independently measured force trace.

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.

1.3mm1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026"Actuation Point: 0.05 in (1.3 mm)". The support spec page gives 1.3 mm±0.30 mm

1.9mm4Maker product pagerazer.com/gaming-keyboards-accessories/razer-mechanical-switchesRead 5 October 2026Maker Gen-3 Green comparison column: 1.9 mm.6Reviewtomshardware.com/reviews/razer-blackwidow-v4-proRead 7 October 2026Exact full-size Green review explicitly states Green actuation 1.9 mm. Published switch specification, not a lab-measured pretravel value.

Total travel

3.2mm1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026"Total travel distance: 0.12 in (3.2 mm)". Support page: 3.2±0.25 mm

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

Rated keystrokes

Not available

100million5Press releaserazer.com/newsroom/product-news/experience-ultimate-control-and-immersion-with-the-new-razer-blackwidow-v4-proRead 7 October 2026Original exact-model February 16, 2023 launch explicitly says both Green and Yellow variants underwent further testing and are now rated up to 100 million keystrokes. Current RZ03-0468x FAQ updated August 4, 2026 lists 80 million, an unresolved maker discrepancy retained here. No Gen-3 ordinal inferred.

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-v4-proRead 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.

None6Reviewpcgamer.com/hardware/gaming-keyboards/logitech-g915-x-lightspeed-reviewRead 30 September 2026Spec box: "Hot-swappable: no"

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-pro/RZ03-04680200-R3U1Read 5 October 2026

Keycaps

1 of 5 differ

Keycap material

PBT5Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 20266Reviewpcgamer.com/hardware/gaming-keyboards/logitech-g915-x-lightspeed-reviewRead 30 September 2026

ABS1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Legend method

Doubleshot5Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 2026"double-shot, shine-through PBT"6Reviewpcgamer.com/hardware/gaming-keyboards/logitech-g915-x-lightspeed-reviewRead 30 September 2026Spec box: "Keycaps: Double-shot PBT"

Doubleshot1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-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.

Yes5Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 20267Reviewrtings.com/keyboard/reviews/logitech/g915-x-lightspeedRead 30 September 2026

Yes6Reviewtomshardware.com/reviews/razer-blackwidow-v4-proRead 7 October 2026Typing and gaming section identifies doubleshot ABS with shine-through legends on the tested Green-switch Black keyboard.

Performance

5 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.

ALogitech G915 X LIGHTSPEED

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

Source3Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026"USB Report Rate: Max: 1 ms", "USB Protocol: USB 2.0". Stored as 1000 Hz wired. No 2.4 GHz LIGHTSPEED report rate is published on any page found, so no 2.4 GHz row is stored

BRazer BlackWidow V4 Pro

Connection	Polling rate (Hz)
USB (wired)	125
USB (wired)	8,000

Source2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Manual Polling Rate section explicitly permits selecting from 125 Hz to 8000 Hz over the wired USB connection. Only documented endpoints are stored, with no intermediate setting 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.

ALogitech G915 X LIGHTSPEED

Not available

BRazer BlackWidow V4 Pro

Connection	Rollover
USB (wired)	NKRO

Source14Maker product pagemysupport.razer.com/app/answers/detail/a_id/9703/~/razer-blackwidow-v4-pro-%7C-rz03-0468x-support-%26-faqsRead 7 October 2026Current model-specific RZ03-0468x support Full Technical Specifications Other Features explicitly N-key Rollover, updated August 4, 2026. Full-size wired USB family covers selected Green RZ03-04680200-R3U1. This more-specific producer table supersedes the generic all-keyboard six-key FAQ. Indexed public actual table read, live Oracle pre-page check not bypassed.

Anti-ghosting

Not available

Yes9Reviewpcgamer.com/razer-blackwidow-v4-proRead 7 October 2026Published full-size BlackWidow V4 Pro specification Features list expressly names anti ghosting. Review tested Yellow, so no force, travel, noise or latency values are transferred. Maker generic anti-ghosting statement independently agrees.10Maker product pagemysupport.razer.com/app/answers/detail/a_id/532Read 7 October 2026Indexed original maker anti-ghosting article expressly says Yes and explains gaming-optimised matrix. Live Oracle support route is unavailable behind pre-page check. Its generic USB 6-key rollover statement is not used for the exact-model NKRO field.

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

11 of 18 differ

Connections

USB (wired), 2.4 GHz, Bluetooth1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

USB (wired)1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Wireless technology

LIGHTSPEED1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

Not available

Bluetooth

5.03Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026"Connection Type: Dongle, Bluetooth 5.0, USB"

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.

Button4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026A LIGHTSPEED button and a Bluetooth button select the connection

Not available

Receiver connector

USB-A3Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026The receiver section (mislabel led "Mouse Specifications") gives "Connection Type: USB 2.0 Type A" and "LIGHTSPEED wireless technology"

Not available

Receiver storage in keyboard

Yes12Reviewstuff.tv/review/logitech-g915-x-lightspeed-reviewRead 8 October 2026Full-size G915 X LIGHTSPEED review identifies the rear alcove for the supplied USB-A receiver.

Not available

Receiver shared with other devices

Yes8Maker product pagesupport.logi.com/hc/en-in/articles/7707694960663-Connect-two-LIGHTSPEED-devices-to-one-receiver-using-the-Device-Pairing-ToolRead 30 September 2026Compatible keyboard list includes G915 X(LIGHTSPEED, TKL). Receiver pairs one compatible mouse and one keyboard using G HUB device pairing.

Not available

Wireless range

Not available

Not available

Detachable cable

Yes1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026The USB-C data/charging cable is a separate item in the box and plugs into the USB-C port on the keyboard

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026

Port on keyboard

USB-C3Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026

USB-C2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026

Cable plug

USB-A3Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026"USB A to C charging, data cable"

USB-A2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026

Cable

Not available

Braided7Retailer pagebhphotovideo.com/c/product/1851675-REG/razer_rz03_04680200_r3u1_blackwidow_v4_pro_mechanical.htmlRead 7 October 2026Exact Green US overview expressly says braided USB-C cable. Connector shapes and cable length are separate.

Cable length

1.8m1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

2m6Reviewtomshardware.com/reviews/razer-blackwidow-v4-proRead 7 October 2026In addition to the wrist rest paragraph explicitly says two 6.5-foot (2 m) USB-C to USB-A cables. Store stated metric 2 m per supplied cable, not a derived length from rounded feet.

USB passthrough

Not available

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-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, ChromeOS, Android, iOS1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026System requirements: LIGHTSPEED on Windows 10 v.1809 or later and macOS X 10.11 or later. Bluetooth on Windows 11, macOS X 11, Chrome OS, Android 4.3 and iOS 10 or later

Windows, macOS6Reviewtomshardware.com/reviews/razer-blackwidow-v4-proRead 7 October 2026Green Black review demonstrates normal Windows input and pre-programmed Screenshot, Xbox Game Bar and Windows Task View controls. Confirmed Windows operation. Mac/Linux absence is not claimed.15Maker product pagemysupport.razer.com/app/answers/detail/a_id/14809Read 7 October 2026Current exact RZ03-0468x listed for Synapse for Mac configuration and compatible input on Apple Silicon / macOS 15 Sequoia or later. Every Windows shortcut or app feature is not claimed.16Maker product pagerazer.com/synapse-4-macRead 7 October 2026Current exact RZ03-0468x listed for Synapse for Mac configuration and compatible input on Apple Silicon / macOS 15 Sequoia or later. Every Windows shortcut or app feature is not claimed.

Consoles

Not available

Not available

Battery

9 of 16 differ

Battery type

Li-Po1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

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

No3Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026"Battery user replaceable? No"

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.

ALogitech G915 X LIGHTSPEED

Connection	Lighting	Hours (h)
2.4 GHz	Max	36
Not available	On	90
Not available	Off	800

Source1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026"LIGHTSYNC RGB @100% Brightness: Up to 36 hrs", "@50% Brightness: Up to 90 hrs", "RGB OFF: Up to 800 hrs". The press release says the 36 hours are on LIGHTSPEED. The 90 hour row is at 50% brightness. RGB must be turned off with the brightness button to reach 800 hours

BRazer BlackWidow V4 Pro

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.

800h=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.

800h=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.

90h=CalculatedFrom Battery life per mode (claimed)

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-C4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026Charging section shows the USB-C cable plugged into the keyboard

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

Yes13Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 8 October 2026USB data/charging connection is documented alongside the active wired mode indicator and charging indicator. Keyboard functions remain available through the wired connection.

Not available

Solar charging

Not available

Not available

Battery indicator

LED3Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026"Indicator Lights (LED): Battery, Capslock"4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026Battery light pulses green when charging and shows red when the keyboard needs charging

Not available

Build

2 of 8 differ

Case material

Aluminum top plate (1.5 mm)5Press releases24.q4cdn.com/131595232/files/doc_news/2024/09/G915-X-PRESS-RELEASE-FINAL-1.pdfRead 30 September 2026"The aluminum top plate thickness was increased from 1.2 to 1.5 mm"

5052 aluminium alloy top case and plastic chassis1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026Only the specified 5052 alloy top case is represented. Lower housing material is not inferred.6Reviewtomshardware.com/reviews/razer-blackwidow-v4-proRead 7 October 2026Design section explicitly aluminium alloy top plate and plastic chassis on Black Green review unit. Existing maker 5052 top-case claim is retained. Plastic lower chassis is additional secondary evidence, not a replacement for the maker material.

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.

Other12Reviewstuff.tv/review/logitech-g915-x-lightspeed-reviewRead 8 October 2026Reviewer describes extra layers of sound dampening material. Material and layer placement are unspecified, so no foam or plate classification is inferred.

Case foam, Plate foam2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 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

Not available

Not available

IP rating

Not available

Not available

Lighting

2 of 7 differ

Backlight

RGB per key7Reviewrtings.com/keyboard/reviews/logitech/g915-x-lightspeedRead 30 September 2026Free verdict text: "Per-key addressable RGB lighting and shine-through keycaps". The measured test results are members-only and were not used

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

LED position

Not available

Not available

Lighting zones

Not available

Not available

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

Not available

Not available

Side or underglow lighting

Not available

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Lighting sensors

Not available

Not available

Lighting sync

LIGHTSYNC RGB1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026LIGHTSYNC RGB, customisable through G HUB

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

Controls

4 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.

Dedicated4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026Media controls in the upper right corner: volume roller, skip back, play/pause, skip forward and mute

Dedicated1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-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.

44Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026Skip back, play/pause, skip forward and mute. The volume roller is not counted

41Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026Physical media buttons, excluding the roller and its possible press action.

Volume control

Roller1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Materials section: "Metal Roller". The press release calls it a cast iron volume roller

Roller1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Knobs

Not available

12Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Only the Command Dial is a knob. The long horizontal volume roller is excluded.

Programmable knob

Not available

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Razer Synapse can assign custom modes to the Command Dial.

Knob press

Not available

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Command Dial next-mode diagram uses a click to change mode.

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

91Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026"Assign complex macros to one of 9 G keys"4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026English p. 5 diagram identifies G1-G5 left column plus G6-G9 top buttons. Nine physical G keys, distinct from playback buttons.

81Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026Five macro keys plus three physical side buttons. Media controls and the software-launch button are excluded.

Built-in screen

Not available

Not available

Touchpad

Not available

Not available

Fingerprint reader

Not available

Not available

OS mode switch

Not available

Not available

Windows key lock

Yes4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026The Game Mode button disables the Windows key and the Menu key

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026

Software

5 of 10 differ

Software

Logitech G HUB1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026"(Optional) Internet access for Logitech G HUB Software"

Razer Synapse2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026

Software runs on

Not available

Windows, macOS2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026Original Synapse 3 manual requires Windows 10 64-bit or higher. Current full-size RZ03-0468x now appears in the official Synapse for Mac supported-device table. The old Windows-only manual is historical Windows proof, not a current Mac absence claim.15Maker product pagemysupport.razer.com/app/answers/detail/a_id/14809Read 7 October 2026Official Synapse for Mac supported and compatible devices table, updated August 21, 2026, explicitly lists full-size Razer BlackWidow V4 Pro RZ03-0468x under Keyboards, separately from 75% and other models. Current Mac landing requires Apple Silicon / macOS 15 Sequoia or later. This proves a Mac configuration-app route, not identical availability of every Windows feature. Older May 2026 generic FAQ lists 13 or later, which is not adopted as a current minimum. Actual public indexed table read, live pre-page gate not bypassed.16Maker product pagerazer.com/synapse-4-macRead 7 October 2026Current official Mac app landing states Apple Silicon and macOS 15 Sequoia or later. Named RZ03-0468x compatibility independently appears in the model table 14809. Requirements and function differences retained in note.

Open firmware

Not available

Not available

Onboard memory

Yes4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026

Yes1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

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

34Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026"Three onboard profiles can be saved to G915 X LS", selected with FN+F2, F3, F4 in onboard mode

51Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026Hybrid onboard storage, up to five profiles. This does not establish onboard macro execution.

Macros

Yes1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-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 pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 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/BLACKWIDOWV4PRO-00000653-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

Not available

Yes12Maker product pagemysupport.razer.com/app/answers/detail/a_id/13898/~/razer-blackwidow-v4-pro-firmware-updater-%7C-rz03-0468xRead 7 October 2026Indexed original official guide expressly applicable to RZ03-0468x, provides downloadable updater and user update steps. Current live view redirects to Oracle pre-page check. Public driver database independently lists official downloadable firmware for RZ03-0468. No updater executed or installed.13Spec databasetouslesdrivers.com/index.phpRead 7 October 2026Public firmware database: Status Official, File type Firmware, file BlackWidowV4Pro_028D_FirmwareUpdater_v1.05.00_r1.exe, supported hardware BlackWidow V4 Pro RZ03-0468. Corroborates original maker updater. Its Mac-related sleep fix does not alone prove complete Mac app compatibility.

Ergonomics

2 of 4 differ

Wrist rest

None4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026Box contents and keyboard diagram show no separate wrist rest. The maker box list does not include one.

Detachable1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Wrist rest material

Not available

Magnetic plush leatherette1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-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.

Width475Depth150Height22.6mm(18.7 × 5.9 × 0.9 in)1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Published as Height 22.6 mm, Width 150 mm, Length 475 mm. Stored as width 475, depth 150. The feature text and press release say 23 mm high, the spec value is kept3Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026

Width466Depth152.5Height44mm(18.3 × 6 × 1.7 in)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 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

Width466Depth237.5Height44mm(18.3 × 9.4 × 1.7 in)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 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.

1,080g(2.4 lb)1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026"Weight (w/o cable): 38.09 oz (1080 g)"3Maker product pagesupport.logi.com/hc/en-us/articles/25605931386007-Specification-G915-X-LIGHTSPEEDRead 30 September 2026

1,128.5g(2.5 lb)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 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

1,530g(3.4 lb)2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 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

RoHS, REACH/SVHC, EU POP Regulation11Maker spec sheet (PDF)dl.razerzone.com/en/compliance/EU%20Declaration%20of%20Conformity%20for%20BlackWidow%20V4%20Pro%20%28RZ03-0468%29.pdfRead 7 October 2026Original manufacturer declaration explicitly includes exact code RZ03-04680200-R3U1. Declares RoHS 2011/65/EU Annex II with EU 2015/863, REACH/SVHC 1907/2006/EC and EU 2019/1021 POP regulation. Manufacturer self-declared regulatory compliance claims. No other sales market is added.

In the box

2 of 3 differ

In the box

G915 X LIGHTSPEED gaming keyboard, LIGHTSPEED USB receiver, USB extender, USB-C data/charging cable, User documentation1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026Verbatim from the In the Box panel

BlackWidow V4 Pro, Magnetic plush leatherette wrist rest, 2x USB Type A to Type C cables, Important Product Information Guide2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026What is inside section. Supplied wrist rest is identified in the device-layout legend.

Cables included

ALogitech G915 X LIGHTSPEED

Type	Count
USB-C data/charging cable (USB-A to USB-C, 1.8 m)	1

Source1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026One USB-C data/charging cable in the box. The support page calls it "USB A to C charging, data cable", length 1.8 m

BRazer BlackWidow V4 Pro

Type	Count
USB Type A to USB Type C cable	2

Source2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdfRead 5 October 2026

Spare switches

Not available

Not available

Links

Not compared

Product page

www.logitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.html1Maker product pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026

www.razer.com/gaming-keyboards/razer-blackwidow-v4-pro1Maker product pagerazer.com/gaming-keyboards/razer-blackwidow-v4-pro/RZ03-04680200-R3U1Read 5 October 2026

Spec sheet

Not available

Not available

Manual

www.logitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdf4Owner's manuallogitech.com/assets/70208/g915_x_lightspeed_qsg_amr.pdfRead 30 September 2026Setup guide for the Americas (English, French, Spanish, Portuguese)

dl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-en.pdf2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BLACKWIDOWV4PRO-00000653-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

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 pagelogitechg.com/en-us/products/gaming-keyboards/g915-x-wireless-mechanical-gaming-keyboard.htmlRead 30 September 2026"2-Year Limited Hardware Warranty" (US page)

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

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