
Teamgroup C175 1TB
Score: 82/100
Teamgroup S5 512GB
Score: 75/100Rankings

The TEAMGROUP C175 1 TB USB 3.2 Gen 1 flash drive offers massive storage in a compact, stylish package with fast read speeds and a lifetime warranty. Its lack of official write-speed specs, modest write performance, and fragile snap-on cap limit its appeal for power users.

TEAMGROUP's 512 GB S5 USB 3.2 Gen 1 thumb drive combines high read speeds, lightweight COB construction and water-, dust- and shock-resistance, making it a durable everyday storage option, though write performance details are lacking.
| Attribute | ![]() | ![]() |
|---|---|---|
1,000 GBbest | 512 GB | |
100 MB/s | 140 MB/sbest | |
41 MB/sbest | — | |
| ↓ lower better | 9 gbest | 18 g |
| ↓ lower better | 54.9 mm | 35.1 mmbest |
| ↓ lower better | 20.5 mm | 13.5 mmbest |
| ↓ lower better | 9.5 mm | 5.6 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Capacity (GB) | 1000 GB | 512 GB |
Performance(1) | ||
Read Speed (MB/s) | 100 MB/s | 140 MB/s |
Physical(4) | ||
Weight (g) | 9 g | 18 g |
Length (mm) | 54.9 mm | 35.1 mm |
Width (mm) | 20.5 mm | 13.5 mm |
Height (mm) | 9.5 mm | 5.6 mm |


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

Professional reviewers view the C175 as a well-designed, high-capacity flash drive that offers solid build quality and a lifetime warranty, positioning it as a value-focused alternative in the premium segment. However, they criticize the absence of write-speed specs and the lack of rugged features.
Everyday users appreciate the massive 1 TB storage, fast read performance and the convenient snap-on cap, noting its portability and plug-and-play ease. Recurring complaints focus on the cap's durability, slower write speeds, and incompatibility with iOS devices.

Professional reviewers commend the S5 series for its durable COB construction, solid 140 MB/s read performance and the confidence provided by a lifetime warranty, while noting the lack of published write-speed figures.
Everyday users appreciate the quick read speeds, tiny footprint, and rugged feel, but mention slower write speeds, occasional heat during heavy transfers, and a slight loss of usable capacity after formatting.
