Product comparison · 2 keyboards

Cherry Ultraslim 4400 Series USB Keyboard with Trackball vs Fujitsu LX850 keyboard Mouse included RF Wireless Black

7specifications compared
7differ
0identical
18known for one product only

Key differences

Connectivity technology
- Ultraslim 4400 Series USB Keyboard with Trackball:Wired
- LX850 keyboard Mouse included RF Wireless Black:Wireless
Device interface
- Ultraslim 4400 Series USB Keyboard with Trackball:USB + PS/2
- LX850 keyboard Mouse included RF Wireless Black:RF Wireless
Mouse included
- Ultraslim 4400 Series USB Keyboard with Trackball:No
- LX850 keyboard Mouse included RF Wireless Black:Yes
Operating temperature (T-T)
- Ultraslim 4400 Series USB Keyboard with Trackball:0 - 50 °C
- LX850 keyboard Mouse included RF Wireless Black:0 - 40 °C
Keyboard dimensions (WxDxH)
- Ultraslim 4400 Series USB Keyboard with Trackball:370 x 139 x 20 mm
- LX850 keyboard Mouse included RF Wireless Black:508 x 220 x 80 mm
Keyboard weight
- Ultraslim 4400 Series USB Keyboard with Trackball:600 g
- LX850 keyboard Mouse included RF Wireless Black:1.3 kg

Side by side

Differences highlightedShow differences only

Comparison of Ultraslim 4400 Series USB Keyboard with Trackball, LX850
25 specifications	A Cherry Ultraslim 4400 Series USB Keyboard with Trackball View product	B Fujitsu LX850 keyboard Mouse included RF Wireless Black Model LX850 View product
Keyboard3 differ
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB + PS/2	RF Wireless
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
CertificationDiffers	cURus, FCC, CE, VDE, C-Tick, VCCI, GUST-R (PS/2 version: RRL, BSMI)	EN 55022, EN 55024, EN 61000-3-2 EN 61000-3-3, EN 55022, EN 55024 EN 61000-3-2, EN 61000-3-3
Pointing deviceKnown for one	Trackball 16mm	Unknown — not stated by the source
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Featuresidentical
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Cable lengthKnown for one	1.75 m	Unknown — not stated by the source
Poweridentical
Battery typeKnown for one	Unknown — not stated by the source	AAA
Number of batteries supportedKnown for one	Unknown — not stated by the source	2
Power consumptionKnown for one	100 mA	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Nickel-Metal Hydride (NiMH)
Mouse1 differ
Mouse includedDiffers	No	Yes
Movement detection technologyKnown for one	Unknown — not stated by the source	Laser
Movement resolutionKnown for one	Unknown — not stated by the source	1200 DPI
System requirementsidentical
Mac operating systems supportedKnown for one	Unknown — not stated by the source	No
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 50 °C	0 - 40 °C
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	370 x 139 x 20 mm	508 x 220 x 80 mm
Keyboard weightDiffers	600 g	1.3 kg
Other featuresidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows, Microsoft Windows XP, Microsoft Windows Vista
InternalKnown for one	Unknown — not stated by the source	No
Keyboard function keysKnown for one	Two switch activated mouse buttons	Unknown — not stated by the source
Outer cartonidentical
Quantity outer cartonKnown for one	124 pc(s)	Unknown — not stated by the source
Logistics dataidentical
Master (outer) cases per palletKnown for one	2 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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