
Kingston XS2000 2TB
Score: 88/100
Crucial X9 1TB
Score: 82/100Rankings

The Kingston XS2000 2 TB portable SSD delivers blazing-fast 2000 MB/s transfers in a tiny, IP55-rated case, backed by a 5-year warranty, though achieving peak speeds requires a compatible USB 3.2 Gen 2x2 port.

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.
| Attribute | ![]() | ![]() |
|---|---|---|
2,000 GBbest | 1,000 GB | |
2,000 MB/sbest | 1,050 MB/s | |
2,000 MB/sbest | 1,050 MB/s | |
60 monthsbest | 36 months | |
| ↓ lower better | 0.054 kg | 0.038 kgbest |
0 MBbest | — | |
| ↓ lower better | 32.5 mmbest | 50 mm |
| ↓ lower better | 13.5 mm | 10 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Connectivity(1) | ||
Interface | USB 3.2 Gen 2x2 | USB 3.2 Gen 2 (USB-C) |
Performance(2) | ||
Sequential Read Speed (MB/s) | 2000 MB/s | 1050 MB/s |
Sequential Write Speed (MB/s) | 2000 MB/s | 1050 MB/s |
Warranty & Support(1) | ||
Warranty Period (months) | 60 months | 36 months |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux, Chrome OS, Android | Windows, macOS, Android, Linux, Xbox, PlayStation |
Build & Design(4) | ||
Weight (kg) | 0.0544 kg | 0.038 kg |
Width (mm) | 32.5 mm | 50 mm |
Height (mm) | 13.5 mm | 10 mm |
Depth (mm) | 69.6 mm | 65 mm |
Storage(1) | ||
Storage Capacity (GB) | 2000 GB | 1000 GB |
Accessories(1) | ||
Included Cable Type | USB‑C to USB‑C | USB-C to USB-C |


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

Reviewers praise its near-top-tier USB SSD speeds, compact size and rugged IP55 build, while noting the need for a Gen 2x2 host to unlock full performance and the lack of encryption.
Users rave about the lightning-fast transfers and durability, but note that most laptops don't reach the advertised 2 GB/s and the exposed USB-C port can collect debris.

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.
“near perfection”

“pocket-sized powerhouse”

“blazing fast”


