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Product comparison · 2 keyboards

Dell Pro 7 Slim vs Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black

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  • 18specifications compared
  • 10differ
  • 8identical
  • 46known for one product only

Key differences

Only the Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black has mouse included. Connectivity technology: Wireless on the Dell Pro 7 Slim, Wired on the Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black. Device interface: RF Wireless + Bluetooth on the Dell Pro 7 Slim, USB on the Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black. Keyboard language: US English on the Dell Pro 7 Slim, Romanian on the Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black. Product colour: Graphite on the Dell Pro 7 Slim, Black on the Lenovo 4X31R64428 keyboard Mouse included Home/Office USB Romanian Black.

  • Connectivity technology
    • Wireless
    • Wired
  • Device interface
    • RF Wireless + Bluetooth
    • USB
  • Keyboard language
    • US English
    • Romanian
  • Product colour
    • Graphite
    • Black
  • Power source type
    • Battery
    • USB
  • Mouse included
    • No
    • Yes
  • Operating temperature (T-T)
    • -10 - 50 °C
    • 0 - 40 °C
  • Keyboard dimensions (WxDxH)
    • 117.87 x 429.67 x 20.87 mm
    • 424 x 146 x 20 mm

Side by side

Differences highlightedShow differences only
64 specifications
A

Dell

Pro 7 SlimView product
B

Lenovo

4X31R64428 keyboard Mouse included Home/Office USB Romanian Black

Model 4X31R64428

View product
Keyboard3 differ
Recommended usageHome/OfficeHome/Office
Connectivity technologyDiffersWirelessWired
Device interfaceDiffersRF Wireless + BluetoothUSB
Keyboard languageDiffersUS EnglishRomanian
Pointing deviceNoNo
Keyboard form factorFull-size (100%)Full-size (100%)
Numeric keypadYesYes
Keyboard keys operating lifeKnown for one10 million characters
Windows keysKnown for oneYes
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
Keyboard key switchKnown for oneScissor key switch
Keyboard key profileKnown for oneLow-profile
Programmable hot keysKnown for oneYes
Frequency bandKnown for one2.4 GHz
Security algorithmsKnown for one128-bit AES
Design1 differ
BacklightNoNo
Adjustable keyboard heightYesYes
Product colourDiffersGraphiteBlack
Protection featuresKnown for oneSpill resistant
MaterialKnown for onePlastic
LED indicatorsKnown for oneYes
Featuresidentical
USB connector typeKnown for oneUSB Type-A
Cable lengthKnown for one1.8 m
Wireless rangeKnown for one10 m
Power1 differ
Power source typeDiffersBatteryUSB
Keyboard battery typeKnown for oneAAA
Number of batteries (keyboard)Known for one2
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
System requirements1 differ
Windows operating systems supportedDiffersWindows 11, Windows 10, Windows 7, Windows 8.1Windows 10, Windows 11
Mac operating systems supportedKnown for oneMacOS
Linux operating systems supportedKnown for oneYes
Mobile operating systems supportedKnown for oneAndroid
Other operating systems supportedKnown for oneChromeOS
Operational conditions1 differ
Operating temperature (T-T)Differs-10 - 50 °C0 - 40 °C
Operating relative humidity (H-H)Known for one15 - 60%
Storage temperature (T-T)Known for one-40 - 65 °C
Storage relative humidity (H-H)Known for one20 - 90%
Weight & dimensions1 differ
Keyboard dimensions (WxDxH)Differs117.87 x 429.67 x 20.87 mm424 x 146 x 20 mm
Keyboard weight570 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
Receiver includedKnown for oneYes
Wireless receiver interfaceKnown for oneUSB Type-A
Packaging dataidentical
Package widthKnown for one508 mm
Package depthKnown for one179 mm
Package heightKnown for one45 mm
Package weightKnown for one910 g
Package typeKnown for oneBox
Recycling dataidentical
Product recycled materialsKnown for oneRecycled plastic
Product post-consumer recycled plasticKnown for one81%

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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