Product comparison · 2 keyboards

Lenovo 40K9454 keyboard Universal PS/2 Norwegian Black vs Lenovo Essential Wired Keyboard and Mouse Combo

13specifications compared
5differ
8identical
24known for one product only

Key differences

Device interface
- 40K9454 keyboard Universal PS/2 Norwegian Black:PS/2
- Essential Wired Keyboard and Mouse Combo:USB
Keyboard language
- 40K9454 keyboard Universal PS/2 Norwegian Black:Norwegian
- Essential Wired Keyboard and Mouse Combo:Slovenian
Wrist rest
- 40K9454 keyboard Universal PS/2 Norwegian Black:Yes
- Essential Wired Keyboard and Mouse Combo:No
Power source type
- 40K9454 keyboard Universal PS/2 Norwegian Black:PS/2
- Essential Wired Keyboard and Mouse Combo:USB

Side by side

Differences highlightedShow differences only

Comparison of 40K9454, 4X30L79923
37 specifications	A Lenovo 40K9454 keyboard Universal PS/2 Norwegian Black Model 40K9454 View product	B Lenovo Essential Wired Keyboard and Mouse Combo Model 4X30L79923 View product
Keyboard2 differ
Recommended usage	Universal	Universal
Connectivity technology	Wired	Wired
Device interfaceDiffers	PS/2	USB
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTZ
Keyboard languageDiffers	Norwegian	Slovenian
Pointing device	No	No
Keyboard form factor	Full-size (100%)	Full-size (100%)
Numeric keypad	Yes	Yes
USB hubKnown for one	Unknown — not stated by the source	No
PurposeKnown for one	Unknown — not stated by the source	Universal
Keyboard number of keysKnown for one	104	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	FCC Part 15, Class B, UL 1950 (E164844), CSA C22.2 #0950-M89 (LR94275), Canada ICES-003 Class B; Canada NMB-003, Class B), CE (IEC 950, IEC 801-2, Level 3), TUV-GS ZH1/618 (R9552884), VCCI, C-Tick, MOC, BSMI, MIC, NOM	Unknown — not stated by the source
Design1 differ
Backlight	No	No
Keyboard style	Straight	Straight
Wrist restDiffers	Yes	No
Product colour	Black	Black
Surface colorationKnown for one	Unknown — not stated by the source	Monochromatic
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Featuresidentical
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Cable lengthKnown for one	2 m	Unknown — not stated by the source
Power1 differ
Power source typeDiffers	PS/2	USB
Mouseidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Form factorKnown for one	Unknown — not stated by the source	Ambidextrous
Buttons typeKnown for one	Unknown — not stated by the source	Pressed buttons
ScrollKnown for one	Unknown — not stated by the source	Yes
Scroll typeKnown for one	Unknown — not stated by the source	Wheel
Scrolling directionsKnown for one	Unknown — not stated by the source	Vertical
Number of scroll wheelsKnown for one	Unknown — not stated by the source	1
System requirements1 differ
Windows operating systems supportedDiffers	Yes	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
InternalKnown for one	Unknown — not stated by the source	No
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84716060
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 & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	453 x 185 x 34 mm	Unknown — not stated by the source
Packaging contentidentical
Number of products includedKnown for one	1 pc(s)	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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