Product comparison · 2 power adapters & inverters

HP AC Adapter 40W vs Lenovo 4X20E50574 power adapter/inverter Indoor

Key differences

Output power
- AC Adapter 40W:40 W
- 4X20E50574 power adapter/inverter Indoor:170 W
Adjustable output voltage
- AC Adapter 40W:No
- 4X20E50574 power adapter/inverter Indoor:Yes
Brand compatibility
- AC Adapter 40W:HP
- 4X20E50574 power adapter/inverter Indoor:Lenovo
Compatibility
- AC Adapter 40W:Mini 210
- 4X20E50574 power adapter/inverter Indoor:ThinkPad
Width
- AC Adapter 40W:40 mm
- 4X20E50574 power adapter/inverter Indoor:76 mm
Depth
- AC Adapter 40W:90 mm
- 4X20E50574 power adapter/inverter Indoor:155 mm
Height
- AC Adapter 40W:25 mm
- 4X20E50574 power adapter/inverter Indoor:30 mm

Differences highlightedShow differences only

Comparison of AC Adapter 40W, 4X20E50574
18 specifications	A HP AC Adapter 40W View product	B Lenovo 4X20E50574 power adapter/inverter Indoor Model 4X20E50574 View product
Features4 differ
Input voltageKnown for one	100-240 V	Unknown — not stated by the source
Input frequencyKnown for one	50/60 Hz	Unknown — not stated by the source
Input currentKnown for one	2.05 A	Unknown — not stated by the source
Output powerDiffers	40 W	170 W
Output voltageKnown for one	19.5 V	Unknown — not stated by the source
Adjustable output voltageDiffers	No	Yes
Brand compatibilityDiffers	HP	Lenovo
CompatibilityDiffers	Mini 210	ThinkPad
Power current typeKnown for one	Unknown — not stated by the source	AC-to-DC
Weight & dimensions3 differ
WidthDiffers	40 mm	76 mm
DepthDiffers	90 mm	155 mm
HeightDiffers	25 mm	30 mm
WeightKnown for one	Unknown — not stated by the source	600 g
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%

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.