Buffalo External SSD USB-A 1TB
Score: 79/100
Transcend Portable SSD 500GB
Score: 57/100Rankings
Buffalo's 1 TB SSD-PUT is a thumb-drive-sized external SSD that delivers solid 600 MB/s read performance in a rugged, MIL-STD-810G package, though it needs a firmware update and uses an adapter for USB-C connectivity.
The Transcend 500 GB portable SSD offers fast 1050 MB/s reads, a feather-light aluminum body and full-disk AES-256 encryption, making it ideal for creators on the go. It includes versatile cables but may warm up and the case feels cheap.
| Attribute | | |
|---|---|---|
1,000 GBbest | 500 GB | |
600 MB/s | 1,050 MB/sbest | |
500 MB/s | 950 MB/sbest | |
| ↓ lower better | 68 g | 31 gbest |
36 months | 60 monthsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Capacity(1) | ||
Storage Capacity (GB) | 1000 GB | 500 GB |
Performance(2) | ||
Sequential Read Speed (MB/s) | 600 MB/s | 1050 MB/s |
Sequential Write Speed (MB/s) | 500 MB/s | 950 MB/s |
Security(1) | ||
Hardware Encryption | false | true |
Build & Design(2) | ||
Weight (g) | 68 g | 31 g |
Form Factor | Thumb-drive | 2.5 inches |
Warranty(1) | ||
Warranty Period (months) | 36 months | 60 months |
Power & Connectivity(2) | ||
Power Source | Bus-powered | USB bus |
Included Cable Type | USB‑A to USB‑C adapter | USB‑C to USB‑A, USB‑C to USB‑C |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, ChromeOS, PS4, PS5, Xbox One, Xbox Series X/S | Windows, macOS, Linux, ChromeOS, iOS/iPadOS, Android, PS5, PS4, Xbox, Smart TV |
Products in the top-left offer the best value (high score, low price).
Professional reviewers praise the SSD-PUT for its miniaturization, solid-state performance in a thumb-drive form factor, and rugged build, but note its modest PCMark score and the need for a firmware update, positioning it as a portable alternative rather than a high-end external SSD.
Everyday users love the tiny size, speed for file transfers, and durability, especially for gaming consoles and travel, while recurring frustrations focus on the required firmware update and the easily misplaced USB-C adapter.
“So small and fast!”
“Works perfectly with PS5”
“Durable and reliable”
Professional reviewers consider the Transcend ESD265C a top-tier portable SSD, lauding its lightning-fast transfer rates, rugged yet lightweight aluminum chassis, and bundled USB-A and USB-C cables.
Everyday users overwhelmingly praise the speed, premium feel and cross-platform compatibility, while noting warmth, a flimsy case and occasional legacy-port hiccups.
