Kensington 4 GB microSDHC vs Kensington microSDHC 8GB

Comparison of 4 GB microSDHC, microSDHC 8GB

18 specifications	A Kensington 4 GB microSDHCView product	B Kensington microSDHC 8GBView product
Memory1 differ
CapacityDiffers	4 GB	8 GB
Flash memory classKnown for one	Class 10	—Unknown — not stated by the source
Read speedKnown for one	45 MB/s	—Unknown — not stated by the source
Write speedKnown for one	10 MB/s	—Unknown — not stated by the source
Featuresidentical
Product colourKnown for one	Black	—Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	—Unknown — not stated by the source
Mac operating systems supportedKnown for one	Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks	—Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	—Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	—Unknown — not stated by the source	1.4 g
Packaging content1 differ
Memory adapter includedDiffers	SD	No
Other featuresidentical
SD adapter dimensions (WxDxH)Known for one	24 x 32 x 2.1 mm	—Unknown — not stated by the source
Transfer rateKnown for one	—Unknown — not stated by the source	4000 MB/s

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.