Buffalo SSD-PUT500U3B
Score: 81/100
SSK 256GB SSD
Score: 70/100Rankings
The Buffalo 500 GB SSD-PUT combines ultra-compact pen-drive dimensions with fast NVMe-over-UASP performance, but its modest PCMark score and lack of a native USB-C port keep it from being a premium choice.
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.
| Attribute | | |
|---|---|---|
500 GBbest | 256 GB | |
600 MB/sbest | 550 MB/s | |
500 MB/sbest | 500 MB/sbest | |
| ↓ lower better | 17 gbest | 27 g |
36 monthsbest | — | |
| ↓ lower better | — | 42.5 °Cbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Capacity(1) | ||
Storage Capacity (GB) | 500 GB | 256 GB |
Performance(2) | ||
Interface | USB 3.2 Gen 2 | USB 3.2 Gen2 |
Sequential Read Speed (MB/s) | 600 MB/s | 550 MB/s |
Build & Design(2) | ||
Weight (g) | 17 g | 27 g |
Form Factor | Pen drive | M.2 2280 |
Power & Connectivity(2) | ||
Power Source | Bus-powered | USB |
Included Cable Type | USB‑A to USB‑C adapter | USB‑C to USB‑C, USB‑A adapter |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, ChromeOS, PS4, PS5, Xbox One, Xbox Series X/S | Windows, macOS, Linux, Android, iOS, Xbox, PS4, Smart TVs |
Products in the top-left offer the best value (high score, low price).
Professional reviewers laud the SSD-PUT for its groundbreaking miniaturization, NVMe-over-UASP performance and excellent price-to-speed ratio, while noting a modest PCMark score, firmware-update requirement, and lack of a native USB-C connector.
Everyday users praise the pocket-size convenience, lightning-fast file transfers, reliable LED indicator and seamless console compatibility, while recurring complaints focus on the optional third-year warranty registration, feel of the retractable connector, and desire for a built-in USB-C port.
Users appreciate the speed and price, yet many report failures, overheating, and data loss, making it a risky choice for critical data.
“Fits in my pocket like a flash drive but performs like an SSD.”
“Transfers large video files in seconds-way faster than my old HDD.”
“Works perfectly with my PS5-reduced game load times noticeably.”
