SanDisk 1TB Extreme Portable SSD vs Seagate Ultra Compact 1TB Portable SSD

Overall winner: SanDisk 1TB Extreme Portable SSD

Key Differences

Seagate A is a thumb-drive sized 1TB portable SSD with up to 1000MB/s and IP54 dust/rain resistance and is offered at a lower listed price tier; SanDisk B provides slightly higher read speed (up to 1050MB/s) and stronger IP65 water/dust protection but at a higher listed price tier. Choose Seagate if you want a more affordable, compact USB‑C portable SSD; choose SanDisk if you prioritize marginally faster read performance and better ingress protection

SanDisk 1TB Extreme Portable SSD

SanDisk 1TB Extreme Portable SSD

SanDisk • ★ 4.4/5 • Mid-Range

Portable NVMe SSD with up to 1050 MB/s read and 1000 MB/s write. Compact and rugged with IP65 protection and password-protected 256-bit AES hardware encryption. Customers note blazing speed and small size, with mixed reliability signals

Pros

  • high transfer speeds
  • compact, credit-card size
  • IP65 water and dust resistance
  • 256-bit AES hardware encryption

Cons

  • mixed reliability reports from customers
  • some connection issues reported
  • some buyers feel price is not worth it
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Seagate Ultra Compact 1TB Portable SSD

Seagate Ultra Compact 1TB Portable SSD

Seagate • ★ 4.6/5 • Mid-Range

Compact, light external SSD with USB-C; up to 1,000MB/s transfer and IP54/3m drop resistance. Useful for gaming consoles and on-the-go storage. Some users report compatibility issues with Mac

Pros

  • thumb-drive sized and lightweight
  • high transfer speeds up to 1,000 MB/s
  • 3m drop resistance
  • IP54 dust and rain resistance

Cons

  • inconsistent Mac compatibility reports
Check current price on Amazon →

Head-to-Head

CriteriaWinner
Price Seagate
Durability SanDisk
Versatility Seagate
User Reviews Tie