Product comparison · 2 keyboards

Lenovo 03X8238 keyboard Mouse included RF Wireless Black vs Lenovo 40K9458 keyboard Universal PS/2 Russian Black

8specifications compared
3differ
5identical
25known for one product only

Key differences

Connectivity technology
- 03X8238 keyboard Mouse included RF Wireless Black:Wireless
- 40K9458 keyboard Universal PS/2 Russian Black:Wired
Device interface
- 03X8238 keyboard Mouse included RF Wireless Black:RF Wireless
- 40K9458 keyboard Universal PS/2 Russian Black:PS/2
Power source type
- 03X8238 keyboard Mouse included RF Wireless Black:Battery
- 40K9458 keyboard Universal PS/2 Russian Black:PS/2

Side by side

Differences highlightedShow differences only

Comparison of 03X8238, 40K9458
33 specifications	A Lenovo 03X8238 keyboard Mouse included RF Wireless Black Model 03X8238 View product	B Lenovo 40K9458 keyboard Universal PS/2 Russian Black Model 40K9458 View product
Keyboard2 differ
Recommended usageKnown for one	Unknown — not stated by the source	Universal
Connectivity technologyDiffers	Wireless	Wired
Device interfaceDiffers	RF Wireless	PS/2
Keyboard languageKnown for one	Unknown — not stated by the source	Russian
Pointing deviceKnown for one	Unknown — not stated by the source	No
Numeric keypadKnown for one	Unknown — not stated by the source	Yes
Keyboard number of keysKnown for one	Unknown — not stated by the source	104
CertificationKnown for one	Unknown — not stated by the source	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
PurposeKnown for one	Universal	Unknown — not stated by the source
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Designidentical
BacklightKnown for one	Unknown — not stated by the source	No
Wrist restKnown for one	Unknown — not stated by the source	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Protection featuresKnown for one	Spill resistant	Unknown — not stated by the source
Featuresidentical
Cable lengthKnown for one	Unknown — not stated by the source	2 m
Power1 differ
Power source typeDiffers	Battery	PS/2
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	Unknown — not stated by the source	453 x 185 x 34 mm
Packaging contentidentical
Number of products includedKnown for one	Unknown — not stated by the source	1 pc(s)
Receiver includedKnown for one	Yes	Unknown — not stated by the source
Wireless receiver interfaceKnown for one	USB Type-A	Unknown — not stated by the source
Mouseidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Movement detection technologyKnown for one	Laser	Unknown — not stated by the source
Buttons quantityKnown for one	3	Unknown — not stated by the source
ScrollKnown for one	Yes	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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