Product comparison · 2 power adapters & inverters

Ewent EW3973 power adapter/inverter Indoor vs Trust 19139 power adapter/inverter Universal

4specifications compared
2differ
2identical
19known for one product only

Key differences

Power supply type
- EW3973 power adapter/inverter Indoor:Indoor
- 19139 power adapter/inverter Universal:Universal
Output power
- EW3973 power adapter/inverter Indoor:70 W
- 19139 power adapter/inverter Universal:90 W

Side by side

Differences highlightedShow differences only

Comparison of EW3973, 19139
23 specifications	A Ewent EW3973 power adapter/inverter Indoor Model EW3973 View product	B Trust 19139 power adapter/inverter Universal Model 19139 View product
Features2 differ
Purpose	Laptop	Laptop
Power supply typeDiffers	Indoor	Universal
Power current typeKnown for one	AC-to-DC	Unknown — not stated by the source
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
Output powerDiffers	70 W	90 W
Output voltageKnown for one	9.5 V	Unknown — not stated by the source
EfficiencyKnown for one	86%	Unknown — not stated by the source
Supplementary power connectorsKnown for one	8	Unknown — not stated by the source
Detachable power connectorsKnown for one	Yes	Unknown — not stated by the source
USB ports quantityKnown for one	1	Unknown — not stated by the source
Power protection featuresKnown for one	Over current, Over voltage, Overheating, Short circuit	Unknown — not stated by the source
Performanceidentical
USB versionKnown for one	2.0	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Certificatesidentical
CertificationKnown for one	CE. RoHS, FCC	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	110 mm	Unknown — not stated by the source
DepthKnown for one	52 mm	Unknown — not stated by the source
HeightKnown for one	29 mm	Unknown — not stated by the source
WeightKnown for one	270 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	54 mm
Package depthKnown for one	Unknown — not stated by the source	117 mm
Package heightKnown for one	Unknown — not stated by the source	32 mm
Package weightKnown for one	Unknown — not stated by the source	372 g

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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