
Thkailar USB Flash Drive 512GB Red
Score: 76/100
Vansuny USB Flash Drive 512GB
Score: 79/100Rankings

The Vansuny 512 GB Type-C flash drive delivers near-1 GB/s sequential performance and a rugged zinc-alloy body with dual USB-A/C connectors. Its random-access speeds and occasional USB-C throttling are drawbacks. Ideal for creators moving large media files on the go.

The Thkailar 512 GB USB flash drive offers a versatile dual-port design and a robust aluminum alloy body, delivering fast read speeds up to 120 MB/s. Its write performance is modest and it lacks built-in encryption, which may concern security-focused users. Ideal for business travelers needing cross-platform compatibility.
| Attribute | ![]() | ![]() |
|---|---|---|
512 GBbest | 512 GBbest | |
120 MB/s | 1,013.42 MB/sbest | |
— | 963.46 MB/sbest | |
| ↓ lower better | 91 gbest | — |
1 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(2) | ||
Read Speed (MB/s) | 120 MB/s | 1013.42 MB/s |
Write Speed (MB/s) | 15-55 MB/s | 963.46 MB/s |
Connectivity(2) | ||
USB Version | USB 3.1 | USB 3.2 Gen 2 |
Interface | USB 3.1 Type-A, USB 3.1 Type-C | USB Type-A + USB Type-C (OTG) |
General(1) | ||
OS Compatibility | Windows, Linux, macOS, Android, iOS, others | Windows 7/8/10/XP/2000/ME/NT, Linux, Mac OS |
Build & Design(2) | ||
Dimensions (L×W×H) (mm) | 66.0x20.3x7.6 mm | 79.7×21.2×8.5 mm mm |
Material | Aluminum alloy | Zinc alloy |

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

Professional reviewers commend the Thkailar 512GB drive for its fast read performance, versatile dual-port connectivity, and robust aluminum alloy build that helps manage heat during prolonged transfers. They also appreciate the plug-and-play simplicity and the durability of the metal casing, positioning it as a reliable tool for business travelers and power users.
Everyday users give the drive a high overall rating, indicating general satisfaction with its ease of use, cross-platform compatibility, and solid construction.


Professional reviewers commend the Vansuny 512GB OTG drive for its near-advertised sequential performance, high AS SSD benchmark score, and robust zinc-alloy construction, but they point out inconsistent USB-C speeds and modest random 4K read rates, and note the lack of coverage from major tech publications.
Everyday users appreciate the fast large-file transfers, especially the ability to move a 4 GB movie to a phone in seconds, and value the plug-and-play experience across multiple platforms, though they report occasional port-speed differences and wish for more information on durability and heat.