Product comparison · 2 power adapters & inverters

HP ElitePad 10W A/C vs HP K4Q78AA power adapter/inverter Universal

Key differences

Power supply type
- ElitePad 10W A/C:Indoor
- K4Q78AA power adapter/inverter Universal:Universal
Input voltage
- ElitePad 10W A/C:100-240 V
- K4Q78AA power adapter/inverter Universal:90-264 V
Output power
- ElitePad 10W A/C:10 W
- K4Q78AA power adapter/inverter Universal:18 W
Output voltage
- ElitePad 10W A/C:9 V
- K4Q78AA power adapter/inverter Universal:20 V
Compatibility
- ElitePad 10W A/C:ElitePad
- K4Q78AA power adapter/inverter Universal:HP Pro Slates
Width
- ElitePad 10W A/C:65 mm
- K4Q78AA power adapter/inverter Universal:55 mm
Depth
- ElitePad 10W A/C:55 mm
- K4Q78AA power adapter/inverter Universal:53 mm
Height
- ElitePad 10W A/C:29 mm
- K4Q78AA power adapter/inverter Universal:28 mm

Differences highlightedShow differences only

Comparison of ElitePad 10W A/C, K4Q78AA
17 specifications	A HP ElitePad 10W A/C View product	B HP K4Q78AA power adapter/inverter Universal Model K4Q78AA View product
Features5 differ
Purpose	Laptop	Laptop
Power supply typeDiffers	Indoor	Universal
Power current typeKnown for one	AC-to-DC	Unknown — not stated by the source
Input voltageDiffers	100-240 V	90-264 V
Input frequencyKnown for one	47/63 Hz	Unknown — not stated by the source
Output powerDiffers	10 W	18 W
Output voltageDiffers	9 V	20 V
Adjustable output voltage	No	No
CompatibilityDiffers	ElitePad	HP Pro Slates
Designidentical
Product colour	Black	Black
Weight & dimensions4 differ
WidthDiffers	65 mm	55 mm
DepthDiffers	55 mm	53 mm
HeightDiffers	29 mm	28 mm
WeightDiffers	115 g	107 g
Packaging data1 differ
Package widthDiffers	127 mm	125 mm
Package depth	220 mm	220 mm
Package height	65 mm	65 mm

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.