Product comparison · 2 keyboards

Lenovo 4X30E51027 keyboard Universal USB Portuguese Black vs Lindy 21831 keyboard USB Italian Black

12specifications compared
5differ
7identical
21known for one product only

Key differences

Keyboard language
- 4X30E51027 keyboard Universal USB Portuguese Black:Portuguese
- 21831 keyboard USB Italian Black:Italian
Keyboard form factor
- 4X30E51027 keyboard Universal USB Portuguese Black:Full-size (100%)
- 21831 keyboard USB Italian Black:Mini
Numeric keypad
- 4X30E51027 keyboard Universal USB Portuguese Black:Yes
- 21831 keyboard USB Italian Black:No
Cable length
- 4X30E51027 keyboard Universal USB Portuguese Black:2.3 m
- 21831 keyboard USB Italian Black:1.5 m
Keyboard dimensions (WxDxH)
- 4X30E51027 keyboard Universal USB Portuguese Black:457 x 185 x 35 mm
- 21831 keyboard USB Italian Black:330 x 160 x 25 mm

Side by side

Differences highlightedShow differences only

Comparison of 4X30E51027, 21831
33 specifications	A Lenovo 4X30E51027 keyboard Universal USB Portuguese Black Model 4X30E51027 View product	B Lindy 21831 keyboard USB Italian Black Model 21831 View product
Keyboard3 differ
Recommended usageKnown for one	Universal	Unknown — not stated by the source
Connectivity technology	Wired	Wired
Device interface	USB	USB
Keyboard languageDiffers	Portuguese	Italian
Pointing deviceKnown for one	No	Unknown — not stated by the source
Keyboard form factorDiffers	Full-size (100%)	Mini
Numeric keypadDiffers	Yes	No
Keyboard number of keysKnown for one	104	Unknown — not stated by the source
Windows keys	Yes	Yes
CertificationKnown for one	FCC, UL, CB, ICES, CE, TUV GS, VCCI, C-Tick, BSMI, UK CoC, KCC, EMV, HBCI, FIPS 201	Unknown — not stated by the source
Hot keysKnown for one	Unknown — not stated by the source	Yes
PurposeKnown for one	Unknown — not stated by the source	PC/Server
Designidentical
Backlight	No	No
Keyboard styleKnown for one	Straight	Unknown — not stated by the source
Wrist rest	No	No
Adjustable keyboard heightKnown for one	Yes	Unknown — not stated by the source
Product colour	Black	Black
Built-in displayKnown for one	No	Unknown — not stated by the source
Features1 differ
Cable lengthDiffers	2.3 m	1.5 m
Poweridentical
Power source typeKnown for one	USB	Unknown — not stated by the source
Power consumptionKnown for one	Unknown — not stated by the source	100 mA
Mouseidentical
Mouse included	No	No
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 10, Windows 7, Windows 8, Windows 8.1	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	8 - 80%	Unknown — not stated by the source
Weight & dimensions1 differ
Keyboard dimensions (WxDxH)Differs	457 x 185 x 35 mm	330 x 160 x 25 mm
Keyboard weightKnown for one	1.06 kg	Unknown — not stated by the source
Packaging contentidentical
Number of products includedKnown for one	1 pc(s)	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	480 mm	Unknown — not stated by the source
Package depthKnown for one	220 mm	Unknown — not stated by the source
Package heightKnown for one	45 mm	Unknown — not stated by the source
Package weightKnown for one	1.41 kg	Unknown — not stated by the source
Package typeKnown for one	Box	Unknown — not stated by the source

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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