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Product comparison · 2 keyboards

be quiet! Light Mount TKL US - Silent Linear vs Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black

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  • 24specifications compared
  • 17differ
  • 7identical
  • 64known for one product only

Key differences

The be quiet! Light Mount TKL US - Silent Linear has 355 g more keyboard weight than the Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black (770 g vs 415 g). The Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black has 380 mm more package width than the be quiet! Light Mount TKL US - Silent Linear (529 mm vs 149 mm). The be quiet! Light Mount TKL US - Silent Linear has 240 mm more package depth than the Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black (385 mm vs 145 mm). Only the Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black has numeric keypad. Only the be quiet! Light Mount TKL US - Silent Linear has backlight.

  • Recommended usage
    • Gaming
    • Office
  • Connectivity technology
    • Wired
    • Wireless
  • Device interface
    • USB
    • RF Wireless + Bluetooth
  • Keyboard language
    • US English
    • Ukrainian
  • Keyboard form factor
    • Tenkeyless (80 - 87%)
    • Full-size (100%)
  • Numeric keypad
    • No
    • Yes
  • Backlight
    • Yes
    • No
  • Power source type
    • USB
    • Battery

Side by side

Differences highlightedShow differences only
88 specifications
A

be quiet!

Light Mount TKL US - Silent LinearView product
B

Lenovo

4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black

Model 4X31S04811

View product
Keyboard6 differ
Recommended usageDiffersGamingOffice
Connectivity technologyDiffersWiredWireless
Device interfaceDiffersUSBRF Wireless + Bluetooth
Keyboard languageDiffersUS EnglishUkrainian
Keyboard form factorDiffersTenkeyless (80 - 87%)Full-size (100%)
Numeric keypadDiffersNoYes
Keyboard keys operating lifeKnown for one10 million characters
Frequency bandKnown for one2.4 GHz
Key pitchKnown for one1.91 cm
Bluetooth versionKnown for one5.4
Security algorithmsKnown for one128-bit AES
CertificationKnown for oneCB TUV Mark CE cTUVus FCC IC IMDA WPC BIS SIRIM NBTC-SDOC SDPPI NTC AITI TRC NCC BSMI MSIP VCCI JRF KVALITET ICASA TRA NTRA MOC PTA ICT EQM BOCRA ARCT ETA NCA POTRAZ etc.
Keyboard key switchKnown for oneMechanical
Keyboard key switch technologyKnown for onebe quiet! Silent V2 Linear
Keyboard layoutKnown for oneQWERTY
Physical layoutKnown for oneTenkeyless (TKL)
KeycapsKnown for oneDouble shot
Keycaps materialKnown for onePolybutylene terephthalate (PBT)
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
Design1 differ
BacklightDiffersYesNo
LED indicatorsKnown for oneYes
Backlight typeKnown for oneRGB LED
Backlight colourKnown for oneRGB
Ergonomic designKnown for oneYes
Wrist restKnown for oneYes
Surface colorationKnown for oneMonochromatic
MaterialKnown for oneAluminium, Polybutylene terephthalate (PBT), Acrylonitrile butadiene styrene (ABS)
Featuresidentical
Plug and PlayKnown for oneYes
USB connector typeKnown for oneUSB Type-C
Detachable cableKnown for oneYes
Hot-swapKnown for oneYes
Power1 differ
Power source typeDiffersUSBBattery
Keyboard battery typeKnown for oneAAA
Number of batteries (keyboard)Known for one2
Service life of batteryKnown for one36 month(s)
Mouse1 differ
Mouse includedDiffersNoYes
Form factorKnown for oneAmbidextrous
Movement detection technologyKnown for oneOptical
Movement resolutionKnown for one2400 DPI
Number of movement resolution modesKnown for one3
Buttons quantityKnown for one8
Buttons typeKnown for onePressed buttons
ScrollKnown for oneYes
Scroll typeKnown for oneWheel
Scrolling directionsKnown for oneVertical
Mouse battery typeKnown for oneAA
Mouse battery lifeKnown for one36 month(s)
Buttons durability (million clicks)Known for one5
System requirementsidentical
Windows operating systems supportedKnown for oneWindows 10, Windows 11
Mac operating systems supportedKnown for oneYes
Linux operating systems supportedKnown for oneYes
Other operating systems supportedKnown for oneChromeOS
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Operating relative humidity (H-H)Known for one20 - 95%
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs358 x 132 x 43.6 mm433.6 x 123.4 x 25.2 mm
Keyboard weightDiffers770 g415 g
Mouse dimensions (WxDxH)Known for one61 x 113 x 36.4 mm
Mouse weightKnown for one60 g
Packaging content1 differ
Number of products includedDiffers1 pc(s)2 pc(s)
Receiver includedKnown for oneYes
Wireless receiver interfaceKnown for oneUSB Type-A
Batteries includedKnown for oneYes
Packaging data4 differ
Package widthDiffers149 mm529 mm
Package depthDiffers385 mm145 mm
Package heightDiffers75 mm44 mm
Package weightDiffers1.38 kg756.3 g
Package typeKnown for oneBox
Other features1 differ
Warranty periodDiffers2 year(s)3 year(s)
Recycling dataidentical
Product post-consumer recycled plasticKnown for one95%
Sustainabilityidentical
Compliance certificatesKnown for oneCE, Federal Communications Commission (FCC), WEEE, RoHS
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

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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