Product comparison · 2 memory cards

Samsung MB-MD512SA/EU memory card vs Samsung MB-SD128KB/WW memory card

19specifications compared
11differ
8identical
9known for one product only

Key differences

The Samsung MB-MD512SA/EU memory card has 384 GB more capacity than the Samsung MB-SD128KB/WW memory card (512 GB vs 128 GB). The Samsung MB-MD512SA/EU memory card has 20 MB/s more read speed than the Samsung MB-SD128KB/WW memory card (180 MB/s vs 160 MB/s). The Samsung MB-MD512SA/EU memory card has 10 MB/s more write speed than the Samsung MB-SD128KB/WW memory card (130 MB/s vs 120 MB/s). Flash card type: MicroSDXC on the Samsung MB-MD512SA/EU memory card, SDXC on the Samsung MB-SD128KB/WW memory card. Product colour: Navy on the Samsung MB-MD512SA/EU memory card, Blue, White on the Samsung MB-SD128KB/WW memory card.

Capacity
- MB-MD512SA/EU memory card:512 GB
- MB-SD128KB/WW memory card:128 GB
Flash card type
- MB-MD512SA/EU memory card:MicroSDXC
- MB-SD128KB/WW memory card:SDXC
Read speed
- MB-MD512SA/EU memory card:180 MB/s
- MB-SD128KB/WW memory card:160 MB/s
Write speed
- MB-MD512SA/EU memory card:130 MB/s
- MB-SD128KB/WW memory card:120 MB/s
Product colour
- MB-MD512SA/EU memory card:Navy
- MB-SD128KB/WW memory card:Blue, White
Certification
- MB-MD512SA/EU memory card:EMC, CE(UKCA)/FCC/VCCI/RCM
- MB-SD128KB/WW memory card:CE(UKCA)/FCC/VCCI/RCM
Width
- MB-MD512SA/EU memory card:15 mm
- MB-SD128KB/WW memory card:32 mm
Depth
- MB-MD512SA/EU memory card:1 mm
- MB-SD128KB/WW memory card:24 mm

Side by side

Differences highlightedShow differences only

Comparison of MB-MD512SA/EU, MB-SD128KB/WW
28 specifications	A Samsung MB-MD512SA/EU memory card Model MB-MD512SA/EU View product	B Samsung MB-SD128KB/WW memory card Model MB-SD128KB/WW View product
Memory4 differ
CapacityDiffers	512 GB	128 GB
Flash card typeDiffers	MicroSDXC	SDXC
Flash memory classKnown for one	Class 10	Unknown — not stated by the source
Read speedDiffers	180 MB/s	160 MB/s
Write speedDiffers	130 MB/s	120 MB/s
Internal memory type	UHS-I	UHS-I
UHS Speed Class	Class 3 (U3)	Class 3 (U3)
Application performance classKnown for one	A2	Unknown — not stated by the source
Video Speed Class	V30	V30
Features3 differ
Product colourDiffers	Navy	Blue, White
Protection featuresDiffers	Heat resistant, Shock resistant, Magnet proof, Water resistant, X-ray proof	Drop proof, Magnet proof, Shock resistant, Temperature proof, Waterproof, X-ray proof
Mean time between failures (MTBF)Known for one	10000 h	Unknown — not stated by the source
Endurance	10000 cycles per logical sector	10000 cycles per logical sector
CertificationDiffers	EMC, CE(UKCA)/FCC/VCCI/RCM	CE(UKCA)/FCC/VCCI/RCM
Poweridentical
Memory voltage	2.7,3.6 V	2.7,3.6 V
Operational conditionsidentical
Operating temperature (T-T)	-25 - 85 °C	-25 - 85 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Weight & dimensions4 differ
WidthDiffers	15 mm	32 mm
DepthDiffers	1 mm	24 mm
HeightDiffers	11 mm	2.1 mm
WeightDiffers	25 g	1.75 g
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Package typeKnown for one	Unknown — not stated by the source	Blister
Packaging contentidentical
Memory adapter includedKnown for one	SD	Unknown — not stated by the source
Other featuresidentical
Compatible productsKnown for one	Mobile phone, Tablet, Action Camera, 360° Camera, Drone, Laptop, Gaming console, etc.	Unknown — not stated by the source
Compliance certificatesKnown for one	Federal Communications Commission (FCC), CE, VCCI, RCM, UKCA	Unknown — not stated by the source
VoltageKnown for one	2.7~3.6V	Unknown — not stated by the source
Warranty periodKnown for one	Unknown — not stated by the source	10 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.

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