Product comparison · 2 memory cards

ADATA 16GB UHS-I U1 vs ADATA 4GB microSDHC Class 4 + microReader Ver.3

Key differences

Differences highlightedShow differences only

Comparison of 16GB UHS-I U1, 4GB microSDHC Class 4 + microReader Ver.3
22 specifications	A ADATA 16GB UHS-I U1 View product	B ADATA 4GB microSDHC Class 4 + microReader Ver.3 View product
Memory1 differ
CapacityDiffers	16 GB	4 GB
Read speedKnown for one	45 MB/s	Unknown — not stated by the source
Write speedKnown for one	40 MB/s	Unknown — not stated by the source
Internal memory typeKnown for one	UHS	Unknown — not stated by the source
Flash memory classKnown for one	Unknown — not stated by the source	Class 4
Featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Input voltageKnown for one	2.7 - 3.6 V	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	11 mm	15 mm
DepthDiffers	15 mm	11 mm
WeightDiffers	0.25 g	0.5 g
Packaging dataidentical
Package dimensions (WxDxH)Known for one	128 x 84.5 x 5.5 mm	Unknown — not stated by the source
Package weightKnown for one	9.25 g	Unknown — not stated by the source
Other featuresidentical
ShockproofKnown for one	Yes	Unknown — not stated by the source
WaterproofKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
Memory adapter includedKnown for one	Unknown — not stated by the source	USB

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.