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Product comparison · 2 keyboards

be quiet! Light Mount TKL US - Silent Linear vs Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black

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  • 22specifications compared
  • 14differ
  • 8identical
  • 51known for one product only

Key differences

The be quiet! Light Mount TKL US - Silent Linear has 200 g more keyboard weight than the Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black (770 g vs 570 g). The Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black has 359 mm more package width than the be quiet! Light Mount TKL US - Silent Linear (508 mm vs 149 mm). The be quiet! Light Mount TKL US - Silent Linear has 206 mm more package depth than the Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black (385 mm vs 179 mm). Only the Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black has numeric keypad. Only the be quiet! Light Mount TKL US - Silent Linear has backlight.

  • Recommended usage
    • Gaming
    • Home/Office
  • Keyboard language
    • US English
    • Romanian
  • Keyboard form factor
    • Tenkeyless (80 - 87%)
    • Full-size (100%)
  • Numeric keypad
    • No
    • Yes
  • Backlight
    • Yes
    • No
  • USB connector type
    • USB Type-C
    • USB Type-A
  • Mouse included
    • No
    • Yes
  • Keyboard dimensions (WxDxH)
    • 358 x 132 x 43.6 mm
    • 424 x 146 x 20 mm

Side by side

Differences highlightedShow differences only
73 specifications
A

be quiet!

Light Mount TKL US - Silent LinearView product
B

Lenovo

4X31R64428 keyboard Mouse included Home/Office USB Romanian Black

Model 4X31R64428

View product
Keyboard4 differ
Recommended usageDiffersGamingHome/Office
Connectivity technologyWiredWired
Device interfaceUSBUSB
Keyboard key switchKnown for oneMechanical
Keyboard key switch technologyKnown for onebe quiet! Silent V2 Linear
Keyboard layoutKnown for oneQWERTY
Keyboard languageDiffersUS EnglishRomanian
Pointing deviceNoNo
Keyboard form factorDiffersTenkeyless (80 - 87%)Full-size (100%)
Numeric keypadDiffersNoYes
Physical layoutKnown for oneTenkeyless (TKL)
KeycapsKnown for oneDouble shot
Keycaps materialKnown for onePolybutylene terephthalate (PBT)
Windows keysYesYes
Hot keysKnown for oneYes
Number of hot keysKnown for one3
Programmable hot keysKnown for oneYes
Multimedia keysKnown for oneYes
RolloverKnown for oneN-key rollover
Polling rateKnown for one1000 Hz
Built-in memoryKnown for oneYes
Keyboard keys operating lifeKnown for one10 million characters
Copilot keyKnown for oneYes
Key pitchKnown for one1.95 cm
CertificationKnown for oneAAA, BSMI, CB, CE, C-tick, EAC, FCC, IC, KCC, TUV, UL, VCCI
Design1 differ
BacklightDiffersYesNo
Backlight typeKnown for oneRGB LED
Backlight colourKnown for oneRGB
Keyboard styleKnown for oneStraight
Ergonomic designKnown for oneYes
Wrist restKnown for oneYes
Adjustable keyboard heightYesYes
Product colourBlackBlack
Surface colorationKnown for oneMonochromatic
MaterialKnown for oneAluminium, Polybutylene terephthalate (PBT), Acrylonitrile butadiene styrene (ABS)
Protection featuresKnown for oneSpill resistant
Features1 differ
USB connector typeDiffersUSB Type-CUSB Type-A
Detachable cableKnown for oneYes
Hot-swapKnown for oneYes
Cable lengthKnown for one1.8 m
Poweridentical
Power source typeUSBUSB
USB Type-C charging portKnown for oneNo
Mouse1 differ
Mouse includedDiffersNoYes
Form factorKnown for oneAmbidextrous
Movement detection technologyKnown for oneOptical
Movement resolutionKnown for one1600 DPI
Buttons quantityKnown for one3
Buttons typeKnown for onePressed buttons
ScrollKnown for oneYes
Scroll typeKnown for oneWheel
Mouse cable lengthKnown for one1.8 m
Buttons durability (million clicks)Known for one1
Sustainabilityidentical
Compliance certificatesKnown for oneCE, Federal Communications Commission (FCC), WEEE, RoHS
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs358 x 132 x 43.6 mm424 x 146 x 20 mm
Keyboard weightDiffers770 g570 g
Mouse dimensions (WxDxH)Known for one111 x 62 x 34 mm
Mouse weightKnown for one69 g
Packaging content1 differ
Number of products includedDiffers1 pc(s)2 pc(s)
AC adapter includedNoNo
Packaging data4 differ
Package widthDiffers149 mm508 mm
Package depthDiffers385 mm179 mm
Package heightDiffers75 mm45 mm
Package weightDiffers1.38 kg910 g
Package typeKnown for oneBox
Other featuresidentical
Warranty periodKnown for one2 year(s)
Logistics dataidentical
Products per shipping (inner) caseKnown for one10 pc(s)
Shipping (inner) case widthKnown for one40 cm
Shipping (inner) case lengthKnown for one40.8 cm
Shipping (inner) case heightKnown for one32.2 cm
Shipping (inner) case gross weightKnown for one14.9 kg
System requirementsidentical
Windows operating systems supportedKnown for oneWindows 10, Windows 11
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Operating relative humidity (H-H)Known for one15 - 60%

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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