Product comparison · 2 external solid state drives

Lenovo 4XB1T91891 external solid state drive vs Lenovo 5SD1Q42870 external solid state drive

6specifications compared
5differ
1identical
19known for one product only

Key differences

SSD capacity
- 4XB1T91891 external solid state drive:512 GB
- 5SD1Q42870 external solid state drive:1 TB
Read speed
- 4XB1T91891 external solid state drive:1050 MB/s
- 5SD1Q42870 external solid state drive:450 MB/s
Write speed
- 4XB1T91891 external solid state drive:1000 MB/s
- 5SD1Q42870 external solid state drive:445 MB/s
USB version
- 4XB1T91891 external solid state drive:3.2 Gen 2 (3.1 Gen 2)
- 5SD1Q42870 external solid state drive:3.2 Gen 1 (3.1 Gen 1)
Product colour
- 4XB1T91891 external solid state drive:Grey
- 5SD1Q42870 external solid state drive:Black

Side by side

Differences highlightedShow differences only

Comparison of 4XB1T91891, 5SD1Q42870
25 specifications	A Lenovo 4XB1T91891 external solid state drive Model 4XB1T91891 View product	B Lenovo 5SD1Q42870 external solid state drive Model 5SD1Q42870 View product
Solid state drive3 differ
SSD capacityDiffers	512 GB	1 TB
Read speedDiffers	1050 MB/s	450 MB/s
Write speedDiffers	1000 MB/s	445 MB/s
Ports & interfaces1 differ
USB connector	USB Type-C	USB Type-C
USB versionDiffers	3.2 Gen 2 (3.1 Gen 2)	3.2 Gen 1 (3.1 Gen 1)
Thunderbolt technologyKnown for one	No	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Features1 differ
Product colourDiffers	Grey	Black
Housing materialKnown for one	Metal	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mobile operating systems supportedKnown for one	Android	Unknown — not stated by the source
CertificationKnown for one	FCC IC, CE, CB, VCCI, RCM	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 45 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	109.9 mm	Unknown — not stated by the source
DepthKnown for one	28.9 mm	Unknown — not stated by the source
HeightKnown for one	8.9 mm	Unknown — not stated by the source
WeightKnown for one	40 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	201 mm	Unknown — not stated by the source
Package depthKnown for one	90 mm	Unknown — not stated by the source
Package heightKnown for one	25 mm	Unknown — not stated by the source
Package weightKnown for one	117 g	Unknown — not stated by the source
Package typeKnown for one	Box	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	USB Type-C to USB Type-C	Unknown — not stated by the source

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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