SSK Portable SSD 1TB
Score: 66/100
Crucial X9 1TB
Score: 82/100Rankings
The Crucial X9 1TB Portable SSD offers fast 1050 MB/s transfers in a tiny, rugged, bus-powered package with hardware encryption and a 3-year warranty, making it ideal for creators and gamers on the go.
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 | | |
|---|---|---|
931 GB | 1,000 GBbest | |
1,050 MB/sbest | 1,050 MB/sbest | |
1,000 MB/s | 1,050 MB/sbest | |
36 monthsbest | 36 monthsbest | |
| ↓ lower better | 0.037 kgbest | 0.038 kg |
250,000 MBbest | — | |
| ↓ lower better | 38 mmbest | 50 mm |
| ↓ lower better | 12 mm | 10 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Connectivity(1) | ||
Interface | USB 3.2 Gen2 | USB 3.2 Gen 2 (USB-C) |
Performance(1) | ||
Sequential Write Speed (MB/s) | 1000 MB/s | 1050 MB/s |
Power & Connectivity(1) | ||
Power Source | USB | Bus-powered |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux, Android, iPadOS, iOS | Windows, macOS, Android, Linux, Xbox, PlayStation |
Build & Design(4) | ||
Weight (kg) | 0.0366 kg | 0.038 kg |
Width (mm) | 38 mm | 50 mm |
Height (mm) | 12 mm | 10 mm |
Depth (mm) | 66 mm | 65 mm |
Storage(1) | ||
Storage Capacity (GB) | 931 GB | 1000 GB |
Accessories(1) | ||
Included Cable Type | USB‑C to USB‑C, USB‑C to USB‑A | USB-C to USB-C |
Products in the top-left offer the best value (high score, low price).
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.
Professional reviewers praise the X9 Pro as a sweet-spot portable SSD, highlighting its compact, rugged design, NVMe-based 10 Gbps performance, hardware encryption, and cool operation, while noting the lack of a 20 Gbps interface.
Everyday users overwhelmingly rate the X9 highly, lauding its speed, pocketable size, and durability, though some complain about occasional slow-speed units and warranty support.
“lightning fast”
“incredible speed and great value”
“Blistering fast speeds-lives up to the 1050 MB/s claim”
