Product comparison · 2 memory cards

iStorage microSD card 256GB vs Samsung MB-MJ256K 256 GB MicroSDXC UHS-I Class 10

16specifications compared
7differ
9identical
22known for one product only

Key differences

Write speed
- iStorage microSD card 256GB:95 MB/s
- MB-MJ256K 256 GB MicroSDXC UHS-I Class 10:40 MB/s
Internal memory type
- iStorage microSD card 256GB:UHS-III
- MB-MJ256K 256 GB MicroSDXC UHS-I Class 10:UHS-I
Product colour
- iStorage microSD card 256GB:Black, Blue
- MB-MJ256K 256 GB MicroSDXC UHS-I Class 10:White
Certification
- iStorage microSD card 256GB:FIPS 140-3 Level 3
- MB-MJ256K 256 GB MicroSDXC UHS-I Class 10:CE(UKCA)/FCC/VCCI/RCM
Width
- iStorage microSD card 256GB:11 mm
- MB-MJ256K 256 GB MicroSDXC UHS-I Class 10:15 mm
Height
- iStorage microSD card 256GB:15 mm
- MB-MJ256K 256 GB MicroSDXC UHS-I Class 10:11 mm
Weight
- iStorage microSD card 256GB:0.3 g
- MB-MJ256K 256 GB MicroSDXC UHS-I Class 10:0.25 g

Side by side

Differences highlightedShow differences only

Comparison of iStorage microSD card 256GB, MB-MJ256K
38 specifications	A iStorage iStorage microSD card 256GB View product	B Samsung MB-MJ256K 256 GB MicroSDXC UHS-I Class 10 Model MB-MJ256K View product
Memory2 differ
Write speedDiffers	95 MB/s	40 MB/s
Internal memory typeDiffers	UHS-III	UHS-I
Application performance classKnown for one	A2	Unknown — not stated by the source
Features2 differ
Product colourDiffers	Black, Blue	White
Protection featuresKnown for one	Dust resistant, Waterproof	Unknown — not stated by the source
Security algorithmsKnown for one	256-bit AES-XTS	Unknown — not stated by the source
Housing materialKnown for one	Aluminium	Unknown — not stated by the source
International Protection (IP) codeKnown for one	IP57	Unknown — not stated by the source
Key ringKnown for one	Yes	Unknown — not stated by the source
CertificationDiffers	FIPS 140-3 Level 3	CE(UKCA)/FCC/VCCI/RCM
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	10000 h
EnduranceKnown for one	Unknown — not stated by the source	10000 cycles per logical sector
Weight & dimensions3 differ
WidthDiffers	11 mm	15 mm
HeightDiffers	15 mm	11 mm
WeightDiffers	0.3 g	0.25 g
Packaging dataidentical
Package typeKnown for one	Blister	Unknown — not stated by the source
Packaging contentidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Memory adapter includedKnown for one	Unknown — not stated by the source	SD
Batteryidentical
Rechargeable batteryKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Form factorKnown for one	Sleeve	Unknown — not stated by the source
EAN/UPC/GTIN (packaging)Known for one	5060220253599	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Compatible productsKnown for one	Unknown — not stated by the source	Surveillance (IP/Home/Network) cam, Dash cam, Body cam, and other always-on applications.
Compliance certificatesKnown for one	Unknown — not stated by the source	Federal Communications Commission (FCC), CE, VCCI, RCM, UKCA
VoltageKnown for one	Unknown — not stated by the source	2.7~3.6V
Poweridentical
Memory voltageKnown for one	Unknown — not stated by the source	2.7,3.6 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-25 - 85 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 85 °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.

More memory card comparisons

All memory card comparisons