Product comparison · 2 power adapters & inverters

Lenovo 41R4494 power adapter/inverter Indoor vs Lenovo 57Y6388 power adapter/inverter Indoor

Key differences

Output voltage
- 41R4494 power adapter/inverter Indoor:18 V
- 57Y6388 power adapter/inverter Indoor:20 V
Width
- 41R4494 power adapter/inverter Indoor:69 mm
- 57Y6388 power adapter/inverter Indoor:40 mm
Depth
- 41R4494 power adapter/inverter Indoor:113 mm
- 57Y6388 power adapter/inverter Indoor:175 mm
Height
- 41R4494 power adapter/inverter Indoor:15.8 mm
- 57Y6388 power adapter/inverter Indoor:29 mm

Differences highlightedShow differences only

Comparison of 41R4494, 57Y6388
17 specifications	A Lenovo 41R4494 power adapter/inverter Indoor Model 41R4494 View product	B Lenovo 57Y6388 power adapter/inverter Indoor Model 57Y6388 View product
Features2 differ
Purpose	Laptop	Laptop
Power supply type	Indoor	Indoor
Power current typeKnown for one	AC-to-DC	Unknown — not stated by the source
Output power	90 W	90 W
Output voltageDiffers	18 V	20 V
CompatibilityDiffers	ThinkPad Edge, L410, L412, L420, L421, L510, L512, L520, R60, R60e, R61, R61e, R61i, R400, R500, SL300, SL400, SL410, SL500, SL510, T60, T60p, T61, T400, T400s, T410, T410s, T420, T420s, T500, T510, T510i, T520, X60	IdeaPad Y460, Y560, B465, G465, G565, Z465, Z565, B470, B475, B570, E47, G470, G570, G475, G575, G770, K47, V370, V470, V475, V570, Z370, Z470, Z570
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
Designidentical
Product colour	Black	Black
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	8 - 90%	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	69 mm	40 mm
DepthDiffers	113 mm	175 mm
HeightDiffers	15.8 mm	29 mm
WeightKnown for one	Unknown — not stated by the source	344 g
Packaging dataidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85044090	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.