
SanDisk Extreme Portable SSD 1TB
Score: 96/100
SSK Portable SSD 1TB
Score: 66/100Rankings

The SanDisk Extreme Portable SSD 1TB delivers top-tier SSD speeds, IP65 protection and 3 m drop resistance in a pocket-sized, lightweight package, backed by a generous 5-year warranty.

The SSK 1 TB Portable SSD offers multiple performance tiers, from entry-level USB 3.1 models to a high-end USB 3.2 Gen2×2 version delivering up to 2000 MB/s. It combines a lightweight aluminum case with broad OS compatibility and SLC caching, making it attractive for creators and gamers.
| Attribute | ![]() | ![]() |
|---|---|---|
1,000 GBbest | 931 GB | |
1,050 MB/sbest | 1,050 MB/sbest | |
1,000 MB/sbest | 1,000 MB/sbest | |
60 monthsbest | 36 months | |
| ↓ lower better | 0.05 kg | 0.037 kgbest |
— | 250,000 MBbest | |
| ↓ lower better | 52.6 mm | 38 mmbest |
| ↓ lower better | 100.8 mm | 12 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Connectivity(1) | ||
Interface | USB 3.2 Gen 2 | USB 3.2 Gen2 |
Warranty & Support(1) | ||
Warranty Period (months) | 60 months | 36 months |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Android | Windows, macOS, Linux, Android, iPadOS, iOS |
Build & Design(4) | ||
Weight (kg) | 0.05 kg | 0.0366 kg |
Width (mm) | 52.6 mm | 38 mm |
Height (mm) | 100.8 mm | 12 mm |
Depth (mm) | 9.7 mm | 66 mm |
Storage(1) | ||
Storage Capacity (GB) | 1000 GB | 931 GB |
Accessories(1) | ||
Included Cable Type | USB-C to USB-C, USB-C to USB-A adapter | USB‑C to USB‑C, USB‑C to USB‑A |

Products in the top-left offer the best value (high score, low price).

TechRadar, PCMag, The Verge and others commend the Extreme Portable SSD for its IP65 rating, 3 m drop protection and near-internal SSD speeds, highlighting the carabiner loop and long warranty as standout features.
Users rate it around 4.5/5, praising lightning-fast transfers and ruggedness, though some report early failures, a problematic USB-A adapter and heat buildup.

“Transfers my 50GB video projects in under a minute.”

“Survived a rainstorm during a shoot-still works perfectly.”

“Drive died after 60 minutes of use-replaced under warranty, but concerning.”




Professional reviewers praise the SSK SSD for its blazing-fast transfer rates, solid aluminum construction, and feature set that includes TRIM, S.M.A.R.T., and a high-speed SLC cache, positioning it as a strong competitor to flagship drives like the Samsung T7 and SanDisk Extreme Pro.
Everyday users consistently highlight the drive's speed, portability, and reliability, calling it "lightning fast" and "incredible speed and great value," while a minority report occasional speed throttling and confusion over advertised specifications.