Product comparison · 2 external solid state drives

Lenovo 4XB1T91891 external solid state drive vs Lenovo GXB1T57738 external solid state drive

Key differences

SSD capacity
- 4XB1T91891 external solid state drive:512 GB
- GXB1T57738 external solid state drive:2 TB
Read speed
- 4XB1T91891 external solid state drive:1050 MB/s
- GXB1T57738 external solid state drive:550 MB/s
Write speed
- 4XB1T91891 external solid state drive:1000 MB/s
- GXB1T57738 external solid state drive:500 MB/s
Mac operating systems supported
- 4XB1T91891 external solid state drive:Yes
- GXB1T57738 external solid state drive:MacOS
Width
- 4XB1T91891 external solid state drive:109.9 mm
- GXB1T57738 external solid state drive:78.5 mm
Depth
- 4XB1T91891 external solid state drive:28.9 mm
- GXB1T57738 external solid state drive:39.3 mm
Height
- 4XB1T91891 external solid state drive:8.9 mm
- GXB1T57738 external solid state drive:9.7 mm
Package weight
- 4XB1T91891 external solid state drive:117 g
- GXB1T57738 external solid state drive:112 g

Differences highlightedShow differences only

Comparison of 4XB1T91891, GXB1T57738
25 specifications	A Lenovo 4XB1T91891 external solid state drive Model 4XB1T91891 View product	B Lenovo GXB1T57738 external solid state drive Model GXB1T57738 View product
Solid state drive3 differ
SSD capacityDiffers	512 GB	2 TB
Read speedDiffers	1050 MB/s	550 MB/s
Write speedDiffers	1000 MB/s	500 MB/s
Ports & interfacesidentical
USB connector	USB Type-C	USB Type-C
USB version	3.2 Gen 2 (3.1 Gen 2)	3.2 Gen 2 (3.1 Gen 2)
Thunderbolt technology	No	No
Wi-Fi	No	No
Features1 differ
Product colour	Grey	Grey
Housing material	Metal	Metal
Windows operating systems supported	Yes	Yes
Mac operating systems supportedDiffers	Yes	MacOS
Mobile operating systems supported	Android	Android
Certification	FCC IC, CE, CB, VCCI, RCM	FCC IC, CE, CB, VCCI, RCM
Operational conditionsidentical
Operating temperature (T-T)	0 - 45 °C	0 - 45 °C
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Weight & dimensions3 differ
WidthDiffers	109.9 mm	78.5 mm
DepthDiffers	28.9 mm	39.3 mm
HeightDiffers	8.9 mm	9.7 mm
Weight	40 g	40 g
Packaging data1 differ
Package width	201 mm	201 mm
Package depth	90 mm	90 mm
Package height	25 mm	25 mm
Package weightDiffers	117 g	112 g
Package type	Box	Box
Packaging contentidentical
Cables included	USB Type-C to USB Type-C	USB Type-C to USB Type-C

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