Freecom DataCard 256MB USB 2.0 vs Freecom DataCard 512MB USB-2

Comparison of DataCard 256MB USB 2.0, DataCard 512MB USB-2

10 specifications	A Freecom DataCard 256MB USB 2.0View product	B Freecom DataCard 512MB USB-2View product
Performance1 differ
CapacityDiffers	0.25 GB	0.5 GB
Data retentionKnown for one	—Unknown — not stated by the source	10 year(s)
Designidentical
CertificationKnown for one	—Unknown — not stated by the source	CE, FCC, WEEE, ROHS
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	0 - 45 °C
Storage temperature (T-T)Known for one	—Unknown — not stated by the source	-20 - 80 °C

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.