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Product comparison · 2 keyboards

Dell KM520 keyboard Mouse included RF Wireless US English Black vs Lenovo GY41V37454 keyboard Home/Office USB + RF Wireless + Bluetooth Belgian, UK English

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  • 12specifications compared
  • 8differ
  • 4identical
  • 38known for one product only

Key differences

The Lenovo GY41V37454 keyboard Home/Office USB + RF Wireless + Bluetooth Belgian, UK English has 315 g more keyboard weight than the Dell KM520 keyboard Mouse included RF Wireless US English Black (715 g vs 400 g). Only the Dell KM520 keyboard Mouse included RF Wireless US English Black has numeric keypad. Only the Dell KM520 keyboard Mouse included RF Wireless US English Black has mouse included. Device interface: RF Wireless on the Dell KM520 keyboard Mouse included RF Wireless US English Black, USB + RF Wireless + Bluetooth on the Lenovo GY41V37454 keyboard Home/Office USB + RF Wireless + Bluetooth Belgian, UK English. Keyboard language: US English on the Dell KM520 keyboard Mouse included RF Wireless US English Black, Belgian, UK English on the Lenovo GY41V37454 keyboard Home/Office USB + RF Wireless + Bluetooth Belgian, UK English.

  • Keyboard language
    • US English
    • Belgian, UK English
  • Numeric keypad
    • Yes
    • No
  • Keyboard battery type
    • AAA
    • Built-in battery
  • Mouse included
    • Yes
    • No
  • Windows operating systems supported
    • Windows 10, Windows 11
    • Windows 11, Windows 10
  • Keyboard dimensions (WxDxH)
    • 432.71 x 122.11 x 26.11 mm
    • 362.3 x 132.6 x 23.5 mm
  • Keyboard weight
    • 400 g
    • 715 g

Side by side

Differences highlightedShow differences only
50 specifications
A

Dell

KM520 keyboard Mouse included RF Wireless US English Black

Model KM520

View product
B

Lenovo

GY41V37454 keyboard Home/Office USB + RF Wireless + Bluetooth Belgian, UK English

Model GY41V37454

View product
Keyboard3 differ
Recommended usageKnown for oneHome/Office
Connectivity technologyWirelessWireless
Device interfaceDiffersRF WirelessUSB + RF Wireless + Bluetooth
Keyboard key switchKnown for oneOptical key switch
Keyboard languageDiffersUS EnglishBelgian, UK English
Pointing deviceNoNo
Numeric keypadDiffersYesNo
Keyboard number of keysKnown for one90
Keyboard keys operating lifeKnown for one100 million characters
Keyboard key profileKnown for oneLow-profile
Multi-device supportKnown for oneYes
Windows keysKnown for oneYes
Copilot keyKnown for oneYes
Hot keysKnown for oneYes
Key pitchKnown for one1.91 cm
Bluetooth versionKnown for one5.3
CertificationKnown for oneCE, CB, INCOM, AS/NZS, DWLF&M(TRA), BOCRA, ANATEL, IC, UL-CA, SUBTEL, NRTA, TUV, NCA, WPC, BIS, VCCI, TELEC, PSE, TRC, EAC, MOC, SIRIM, CRT & NOM, NCC, NTC, CRA, ICASA, RATEL, KC, UKCA(CE), COC & DOC, URSEC, FCC TCB, Nrcan+CEC+DOE, TASHKENT, MIC, Conatel
Keyboard form factorKnown for one110%
Frequency bandKnown for one2.4 GHz
Designidentical
BacklightKnown for oneYes
Adjustable keyboard heightKnown for oneYes
Product colourKnown for oneBlack
Surface colorationKnown for oneMonochromatic
Featuresidentical
Cable lengthKnown for one1.2 m
USB connector typeKnown for oneUSB Type-A
Power1 differ
Power source typeBatteryBattery
Keyboard battery typeDiffersAAABuilt-in battery
Battery recharge timeKnown for one4.5 h
Charging sourceKnown for oneUSB Type-C
USB Type-C charging portKnown for oneYes
Number of batteries (keyboard)Known for one2
Batteryidentical
Battery capacityKnown for one2400 mAh
Mouse1 differ
Mouse includedDiffersYesNo
Mouse battery typeKnown for oneAA
System requirements1 differ
Windows operating systems supportedDiffersWindows 10, Windows 11Windows 11, Windows 10
Mac operating systems supportedKnown for oneMacOS
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)Differs432.71 x 122.11 x 26.11 mm362.3 x 132.6 x 23.5 mm
Keyboard weightDiffers400 g715 g
Packaging contentidentical
Number of products includedKnown for one1 pc(s)
Receiver includedYesYes
AC adapter includedKnown for oneNo
User guideKnown for oneYes
Warranty cardKnown for oneYes
Packaging dataidentical
Package widthKnown for one427.8 mm
Package depthKnown for one196.8 mm
Package heightKnown for one53.5 mm
Package weightKnown for one1.48 kg
Package typeKnown for oneBox

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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