Product comparison · 2 keyboards

Vultech KEY-638B keyboard Universal USB QWERTY Italian White vs Vultech KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black

27specifications compared
9differ
18identical
22known for one product only

Key differences

Connectivity technology
- KEY-638B keyboard Universal USB QWERTY Italian White:Wired
- KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black:Wireless
Device interface
- KEY-638B keyboard Universal USB QWERTY Italian White:USB
- KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black:RF Wireless
Keyboard number of keys
- KEY-638B keyboard Universal USB QWERTY Italian White:104
- KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black:105
Purpose
- KEY-638B keyboard Universal USB QWERTY Italian White:Universal
- KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black:PC/Server
Certification
- KEY-638B keyboard Universal USB QWERTY Italian White:CE
- KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black:CE, CEE
Product colour
- KEY-638B keyboard Universal USB QWERTY Italian White:White
- KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black:Black
Mouse included
- KEY-638B keyboard Universal USB QWERTY Italian White:No
- KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black:Yes
Keyboard dimensions (WxDxH)
- KEY-638B keyboard Universal USB QWERTY Italian White:432 x 126 x 30 mm
- KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black:460 x 25 x 175 mm

Side by side

Differences highlightedShow differences only

Comparison of KEY-638B, KM-850W
49 specifications	A Vultech KEY-638B keyboard Universal USB QWERTY Italian White Model KEY-638B View product	B Vultech KM-850W keyboard Mouse included Universal RF Wireless QWERTY Italian Black Model KM-850W View product
Keyboard5 differ
Recommended usage	Universal	Universal
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Keyboard key switch	Membrane	Membrane
Keyboard layout	QWERTY	QWERTY
Keyboard language	Italian	Italian
Pointing device	No	No
Keyboard form factor	Full-size (100%)	Full-size (100%)
Numeric keypad	Yes	Yes
Keyboard number of keysDiffers	104	105
Keyboard keys operating life	10 million characters	10 million characters
Windows keysKnown for one	Unknown — not stated by the source	Yes
Hot keysKnown for one	Unknown — not stated by the source	Yes
Number of hot keysKnown for one	Unknown — not stated by the source	8
USB hub	No	No
PurposeDiffers	Universal	PC/Server
Fingerprint reader	No	No
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
CertificationDiffers	CE	CE, CEE
Multimedia keysKnown for one	No	Unknown — not stated by the source
Design1 differ
Backlight	No	No
Keyboard style	Straight	Straight
Ergonomic designKnown for one	Unknown — not stated by the source	Yes
Wrist rest	No	No
Product colourDiffers	White	Black
Surface colorationKnown for one	Unknown — not stated by the source	Monochromatic
Material	Plastic	Plastic
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Featuresidentical
Wireless rangeKnown for one	Unknown — not stated by the source	10 m
Plug and Play	Yes	Yes
Cable lengthKnown for one	1.5 m	Unknown — not stated by the source
Mouse1 differ
Mouse includedDiffers	No	Yes
Form factorKnown for one	Unknown — not stated by the source	Ambidextrous
Movement resolutionKnown for one	Unknown — not stated by the source	1600 DPI
Buttons quantityKnown for one	Unknown — not stated by the source	5
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
Number of scroll wheelsKnown for one	Unknown — not stated by the source	1
System requirementsidentical
Windows operating systems supported	Yes	Yes
Linux operating systems supported	Yes	Yes
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Compliance certificates	RoHS	RoHS
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	432 x 126 x 30 mm	460 x 25 x 175 mm
Keyboard weightDiffers	437 g	750 g
Mouse dimensions (WxDxH)Known for one	Unknown — not stated by the source	120 x 45 x 70 mm
Mouse weightKnown for one	Unknown — not stated by the source	80 g
Poweridentical
Power source typeKnown for one	USB	Unknown — not stated by the source
Packaging contentidentical
User guideKnown 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.

More keyboard comparisons

All keyboard comparisons