
SSK 256GB SSD
Score: 70/100
Move Speed WD 05
Score: 50/100Rankings

The SSK 256 GB SSD offers decent speeds and excellent portability at a low price, but reliability concerns and overheating have been reported by users.

The MOVE SPEED 256 GB SSD blends decent USB 3.2 Gen 1 performance with biometric AES-256 encryption and a sturdy zinc-alloy body. It shines for security-focused mobile users, though its capacity and speed are modest and it lacks an IP rating.
| Attribute | ![]() | ![]() |
|---|---|---|
256 GBbest | 256 GBbest | |
550 MB/sbest | 520 MB/s | |
500 MB/sbest | 450 MB/s | |
| ↓ lower better | 27 gbest | 47.78 g |
— | 60 monthsbest | |
| ↓ lower better | 42.5 °Cbest | 50 °C |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Interface | USB 3.2 Gen2 | USB 3.2 Gen 1 |
Sequential Read Speed (MB/s) | 550 MB/s | 520 MB/s |
Sequential Write Speed (MB/s) | 500 MB/s | 450 MB/s |
Security(1) | ||
Hardware Encryption | false | true |
Build & Design(2) | ||
Weight (g) | 27 g | 47.78 g |
Form Factor | M.2 2280 | portable |
Power & Connectivity(1) | ||
Power Source | USB | bus-powered |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux, Android, iOS, Xbox, PS4, Smart TVs | Windows, macOS, Android |
Technical Specs(1) | ||
NAND Type | 3D NAND | SSD‑grade NAND |
Environmental(1) | ||
Operating Temperature (°C) | 42.5 °C | 50 °C |


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

Users appreciate the speed and price, yet many report failures, overheating, and data loss, making it a risky choice for critical data.

Reviewers commend the dual-port design and built-in fingerprint encryption, while noting the absence of an IP rating and limited endurance features.
Users appreciate the speed, fingerprint security and metal feel, but mention occasional recognition issues and missing English documentation.
“handy”

“lightweight”

“ridiculously hot”


