Samsung P9 Express, microSD Express Card vs Samsung P9 Express, microSD Express Card

Comparison of MB-MK256T, MB-MK512T

20 specifications	A Samsung P9 Express, microSD Express Card Model MB-MK256T View product	B Samsung P9 Express, microSD Express Card Model MB-MK512T View product
Memory1 differ
CapacityDiffers	256 GB	512 GB
Flash card type	MicroSDXC	MicroSDXC
Read speed	800 MB/s	800 MB/s
Internal memory type	UHS-I	UHS-I
UHS Speed Class	Class 3 (U3)	Class 3 (U3)
Application performance class	A1	A1
Video Speed Class	V30	V30
Featuresidentical
Product colour	White	White
Protection features	Drop resistant, Magnet proof, Temperature proof, Waterproof, Wear resistant, X-ray proof	Drop resistant, Magnet proof, Temperature proof, Waterproof, Wear resistant, X-ray proof
Mean time between failures (MTBF)	10000 h	10000 h
Endurance	10000 cycles per logical sector	10000 cycles per logical sector
Operational conditionsidentical
Operating temperature (T-T)	0 - 45 °C	0 - 45 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Weight & dimensionsidentical
Width	15 mm	15 mm
Depth	1 mm	1 mm
Height	11 mm	11 mm
Weight	0.25 g	0.25 g
Other featuresidentical
Compatible products	Compatible with devices that include a microSDXC™ slot, including Mobile phone, Tablet, Action Camera, Drone, Laptop, Gaming console, etc.	Compatible with devices that include a microSDXC™ slot, including Mobile phone, Tablet, Action Camera, Drone, Laptop, Gaming console, etc.
Compliance certificates	Federal Communications Commission (FCC), CE, VCCI, RCM, UKCA	Federal Communications Commission (FCC), CE, VCCI, RCM, UKCA
Warranty period	3 year(s)	3 year(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.