Portable external SSDs are essential for backing up video files and expanding laptop storage. While faster than external HDDs, transfer speeds vary by USB connection standard. Here is our buying guide.

USB Interface and Transfer Speeds

Explaining USB 3.2 Gen2, Gen2x2, and USB4 speeds. Learn how to match drive capabilities with compatible laptop ports and certified cables. USB 3.2 Gen2 offers 10Gbps theoretical speed, while USB4 reaches up to 40Gbps.

Recommended Models

Samsung T7 Shield: USB 3.2 Gen2 with 1050MB/s read speed. IP65 rated for outdoor use. SanDisk Extreme Pro: Up to 2000MB/s read speed, ideal for large video files. Crucial X8: Budget-friendly option with 1050MB/s speeds — great entry-level choice at around $100 for 1TB.

Capacity Selection

For document backups, 500GB suffices. For photos, go with 1TB. For video editing, 2TB or more is recommended. Consider future data growth when choosing capacity. The 1TB models typically offer the best price-per-gigabyte value.

Summary

A portable SSD combines speed with portability for secure data management. Match the connection standard and capacity to your workflow for optimal performance.