
Patriot Supersonic Rage Prime 250GB
Score: 97/100
SSK Dual USB-C 128GB
Score: 89/100Rankings

Patriot's Supersonic Rage Prime 250 GB flash drive offers blazing 600 MB/s read speeds in a rugged, rubberized design with a retractable connector and LED indicator, backed by a five-year warranty. The lack of disclosed write performance and USB-C connectivity keep it from being a universal high-performance solution.

The SSK 128 GB dual-head flash drive delivers SSD-level speeds in a rugged metal case, offering USB-C and USB-A 3.2 Gen2 connectivity and extensive OS support. Its durability features make it ideal for creators on the move, though its size and occasional speed throttling near capacity are trade-offs.
| Attribute | ![]() | ![]() |
|---|---|---|
250 GBbest | 128 GB | |
600 MB/sbest | 550 MB/s | |
— | 520 MB/sbest | |
60 monthsbest | — | |
| ↓ lower better | 8.2 gbest | 37 g |
| ↓ lower better | 10.16 mmbest | 78 mm |
| ↓ lower better | 20.32 mmbest | 20.5 mm |
| ↓ lower better | 53.34 mm | 8.6 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Capacity (GB) | 250 GB | 128 GB |
Performance(1) | ||
Read Speed (MB/s) | 600 MB/s | 550 MB/s |
Physical(5) | ||
Weight (g) | 8.2 g | 37 g |
Length (mm) | 10.16 mm | 78 mm |
Width (mm) | 20.32 mm | 20.5 mm |
Height (mm) | 53.34 mm | 8.6 mm |
Material | Rubberized with aluminum coating | Zinc alloy |
Connectivity(1) | ||
USB Interface | USB 3.2 Gen 2 | USB-C/USB-A 3.2 Gen2 |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux | Windows, macOS, Linux, Android, iOS |

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

Professional reviewers commend the Supersonic Rage Prime for its SSD-like read speeds, solid construction, and long warranty, but note the absence of a USB-C option and the lack of disclosed write performance as drawbacks.
Everyday users overwhelmingly praise the drive's lightning-quick read speeds, reliable operation, and rugged feel, while recurring complaints focus on the missing USB-C connector, the tiny lanyard hole, and the mystery surrounding write speeds.

“astonishingly fast”

“very zippy”

“Working perfectly. Thanks!”




Professional reviewers highlight the SSK SD301 as a rare flash drive that delivers SSD-class throughput while offering a dual-head USB-C/USB-A design, making it ideal for creators who need to move large media files between phones and laptops.
Everyday users consistently praise the drive's blazing fast transfers and sturdy feel, calling it "very handy for video editing" and noting flawless operation with iPhone 15 and MacBook.