Lenovo 4XB1T91890 512 GB Portable SSD

512 GB · 550 MB/s read

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Capacity 512 GB
Sequential read 550 MB/s

Lenovo 4XB1T91890 512 GB Portable SSD is a portable SSD with 512 GB of space, reading at up to 550 MB/s. It came out in 2025.

Released: 2025-11-04

Specifications

Key specs

Capacity: 512 GB
Sequential read: 550 MB/s
Released: 2025-11-04
Part number: 4XB1T91890
EAN / UPC: 0195892129929

Solid state drive

SSD capacity: 512 GB
Read speed: 550 MB/s
Write speed: 500 MB/s

Ports & interfaces

USB connector: USB Type-C
USB version: 3.2 Gen 2 (3.1 Gen 2)

View all specifications +3 more sectionsShow fewer specifications

Features

Housing material: Metal
Product colour: Grey
Windows operating systems supported: Yes
Mac operating systems supported: Yes
Mobile operating systems supported: Android
Certification: FCC IC, CE, CB, VCCI, RCM

Operational conditions

Operating temperature (T-T): 0 - 45 °C
Operating relative humidity (H-H): 10 - 90%

Weight & dimensions

Width: 78.5 mm
Depth: 39.3 mm
Height: 9.7 mm
Weight: 40 g

Check the manufacturer's page before buying.

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About this product

Lenovo PS6S Portable SSD 512GB delivers fast speed with reliable data storage for transferring files.Light and portable design allows you enjoy high-speed data transfers and massive storage anytime and anywhere.

4XB1T91890 vs similar external SSDs

	Lenovo 4XB1T91890 512 GB Portable SSD	Integral 512GB USSD 3.2 GEN2x1 SLIMXPRESS DUAL METAL UP TO R-550 W-500 MBS	ADATA SC610 500 GB Portable SSD	ADATA SC730 512 GB Portable SSD
Capacity	512 GB	512 GB	500 GB	512 GB
Sequential read	550 MB/s	550 MB/s	550 MB/s	600 MB/s
Released	2025	2025	2025	2025

Questions about the 4XB1T91890

What are the main specs of the Lenovo 4XB1T91890 512 GB Portable SSD?

512 GB, 550 MB/s read.

What capacity is the Lenovo 4XB1T91890 512 GB Portable SSD?

512 GB.

When did the Lenovo 4XB1T91890 512 GB Portable SSD come out?

It was released in 2025/11 (Lenovo).

With photos

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