Transcend 512GB USB Flash Drive
Score: 72/100
Teamgroup TC1753512GB01 512GB
Score: 67/100Rankings
The Transcend JF790 512 GB USB flash drive offers high capacity and a convenient retractable design, making it suitable for everyday storage across many devices. While its speeds are adequate for typical documents and media, they fall short of premium drives, and it lacks encryption.
The TEAMGROUP C175 512 GB USB 3.2 Gen 1 flash drive offers high capacity and a sleek cap-based design with solid read performance and a lifetime warranty, targeting budget-conscious users who value aesthetics. However, write speeds are unclear, and reliability concerns such as dead-on-arrival units and occasional overheating have been reported.
| Attribute | | |
|---|---|---|
512 GBbest | 512 GBbest | |
90 MB/s | 100 MB/sbest | |
60 MB/sbest | 30 MB/s | |
60 monthsbest | — | |
| ↓ lower better | 10 g | 9 gbest |
| ↓ lower better | 63.6 mm | 54.9 mmbest |
| ↓ lower better | 21.2 mm | 20.5 mmbest |
| ↓ lower better | 10.6 mm | 9.5 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance(2) | ||
Read Speed (MB/s) | 90 MB/s | 100 MB/s |
Write Speed (MB/s) | 60 MB/s | 30 MB/s |
Warranty(1) | ||
Warranty Period (months) | 60 months | lifetime months |
Physical(4) | ||
Weight (g) | 10 g | 9 g |
Length (mm) | 63.6 mm | 54.9 mm |
Width (mm) | 21.2 mm | 20.5 mm |
Height (mm) | 10.6 mm | 9.5 mm |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux, ChromeOS, Android (OTG) | Windows, macOS, Linux |
Products in the top-left offer the best value (high score, low price).
Professional reviewers view the JF790 as a reliable, well-built flash drive that offers solid value for casual users, but they note its speed falls short of premium offerings and it lacks advanced security features.
Everyday users praise the drive's convenient retractable design, cross-device compatibility, and dependable performance for everyday files, while recurring complaints focus on slower transfer rates and occasional wear of the retractable part.
Professional reviewers praise the attractive rounded black-pearl finish, ergonomic feel and seamless construction, noting the USB 3.2 Gen 1 interface for modern compatibility and the lifetime warranty, but they point out the lack of disclosed write speeds and performance that lags behind premium competitors.
Everyday users generally like the drive's price-to-capacity ratio, solid look and reliable read performance, but many complain about units arriving dead, unpredictable transfer speeds, slow writes, and occasional physical failures such as the cap or case coming loose.
