Product comparison · 2 keyboards

Lenovo Business Black Preferred Pro USB Keyboard vs Lenovo Preferred Pro Full-size Keyboard PS2 Black French

Key differences

Device interface
- Business Black Preferred Pro USB Keyboard:USB
- Preferred Pro Full-size Keyboard PS2 Black French:PS/2
Keyboard number of keys
- Business Black Preferred Pro USB Keyboard:105, -
- Preferred Pro Full-size Keyboard PS2 Black French:104
Keyboard weight
- Business Black Preferred Pro USB Keyboard:1.27 kg
- Preferred Pro Full-size Keyboard PS2 Black French:1.3 kg

Differences highlightedShow differences only

Comparison of Business Black Preferred Pro USB Keyboard, Preferred Pro Full-size Keyboard PS2 Black French
15 specifications	A Lenovo Business Black Preferred Pro USB Keyboard View product	B Lenovo Preferred Pro Full-size Keyboard PS2 Black French View product
Keyboard2 differ
Device interfaceDiffers	USB	PS/2
Keyboard number of keysDiffers	105, -	104
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Featuresidentical
Cable lengthKnown for one	Unknown — not stated by the source	2 m
Mouseidentical
Mouse includedKnown for one	Unknown — not stated by the source	No
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 & dimensions1 differ
Keyboard weightDiffers	1.27 kg	1.3 kg
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	PC
InternalKnown for one	Unknown — not stated by the source	No
Compatible operating systemsKnown for one	Microsoft Windows	Unknown — not stated by the source
I/O portsKnown for one	USB	Unknown — not stated by the source
System requirementsidentical
Minimum system requirementsKnown for one	USB	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.