Product comparison · 2 memory cards

Samsung MB-MD256S 256 GB MicroSDXC UHS-I Class 10 vs Samsung MB-SD256SB/WW memory card

14specifications compared
5differ
9identical
10known for one product only

Key differences

The Samsung MB-SD256SB/WW memory card has 17 mm more width than the Samsung MB-MD256S 256 GB MicroSDXC UHS-I Class 10 (32 mm vs 15 mm). The Samsung MB-SD256SB/WW memory card has 1.1 mm more depth than the Samsung MB-MD256S 256 GB MicroSDXC UHS-I Class 10 (2.1 mm vs 1 mm). The Samsung MB-SD256SB/WW memory card has 1.5 g more weight than the Samsung MB-MD256S 256 GB MicroSDXC UHS-I Class 10 (1.75 g vs 0.25 g). Flash card type: MicroSDXC on the Samsung MB-MD256S 256 GB MicroSDXC UHS-I Class 10, SDXC on the Samsung MB-SD256SB/WW memory card. Product colour: Blue on the Samsung MB-MD256S 256 GB MicroSDXC UHS-I Class 10, White on the Samsung MB-SD256SB/WW memory card.

Flash card type
- MB-MD256S 256 GB MicroSDXC UHS-I Class 10:MicroSDXC
- MB-SD256SB/WW memory card:SDXC
Product colour
- MB-MD256S 256 GB MicroSDXC UHS-I Class 10:Blue
- MB-SD256SB/WW memory card:White
Width
- MB-MD256S 256 GB MicroSDXC UHS-I Class 10:15 mm
- MB-SD256SB/WW memory card:32 mm
Depth
- MB-MD256S 256 GB MicroSDXC UHS-I Class 10:1 mm
- MB-SD256SB/WW memory card:2.1 mm
Weight
- MB-MD256S 256 GB MicroSDXC UHS-I Class 10:0.25 g
- MB-SD256SB/WW memory card:1.75 g

Side by side

Differences highlightedShow differences only

Comparison of MB-MD256S, MB-SD256SB/WW
24 specifications	A Samsung MB-MD256S 256 GB MicroSDXC UHS-I Class 10 Model MB-MD256S View product	B Samsung MB-SD256SB/WW memory card Model MB-SD256SB/WW View product
Memory1 differ
Capacity	256 GB	256 GB
Flash card typeDiffers	MicroSDXC	SDXC
Flash memory classKnown for one	Class 10	Unknown — not stated by the source
Read speed	180 MB/s	180 MB/s
Write speed	130 MB/s	130 MB/s
Internal memory type	UHS-I	UHS-I
Application performance classKnown for one	A2	Unknown — not stated by the source
Video Speed Class	V30	V30
UHS Speed ClassKnown for one	Unknown — not stated by the source	Class 3 (U3)
Features1 differ
Product colourDiffers	Blue	White
Endurance	10000 cycles per logical sector	10000 cycles per logical sector
Protection featuresKnown for one	Unknown — not stated by the source	Drop proof, Magnet proof, Shock resistant, Temperature proof, Waterproof, X-ray proof
Operational conditionsidentical
Operating temperature (T-T)	-25 - 85 °C	-25 - 85 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Weight & dimensions3 differ
WidthDiffers	15 mm	32 mm
DepthDiffers	1 mm	2.1 mm
Height	11 mm	11 mm
WeightDiffers	0.25 g	1.75 g
Packaging dataidentical
Package widthKnown for one	148 mm	Unknown — not stated by the source
Package depthKnown for one	106 mm	Unknown — not stated by the source
Package heightKnown for one	2 mm	Unknown — not stated by the source
Package weightKnown for one	20 g	Unknown — not stated by the source
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Poweridentical
Memory voltageKnown for one	Unknown — not stated by the source	2.7,3.6 V

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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