Product comparison · 2 power adapters & inverters

i-tec ULPA90W power adapter/inverter vs Lenovo 90W AC Adapter (F)

Key differences

Differences highlightedShow differences only

Comparison of ULPA90W, 90W AC Adapter (F)
18 specifications	A i-tec ULPA90W power adapter/inverter Model ULPA90W View product	B Lenovo 90W AC Adapter (F)View product
Featuresidentical
Output power	90 W	90 W
EfficiencyKnown for one	85%	Unknown — not stated by the source
PurposeKnown for one	Unknown — not stated by the source	Laptop
Power supply typeKnown for one	Unknown — not stated by the source	Indoor
Input voltageKnown for one	Unknown — not stated by the source	100-240 V
Input frequencyKnown for one	Unknown — not stated by the source	50/60 Hz
Poweridentical
AC adapter output currentKnown for one	5 A	Unknown — not stated by the source
Output voltage noteKnown for one	5, 12, 15, 16, 18, 19, 20, 24V	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Weight & dimensions4 differ
Cable lengthKnown for one	1.20 m	Unknown — not stated by the source
WidthDiffers	62 mm	65 mm
DepthDiffers	132 mm	141 mm
HeightDiffers	35 mm	31 mm
WeightDiffers	350 g	390 g
Other featuresidentical
Overload protectionKnown for one	Yes	Unknown — not stated by the source
Short circuit protectionKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Connector(s)Known for one	Unknown — not stated by the source	3-pin

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.