Lexar JumpDrive Dual Drive D400
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.
Lexar's D400 128 GB dual-drive features a metal swivel housing, keyring loop, and built-in 256-bit AES encryption, delivering read speeds up to 130 MB/s. Write performance is slower and limited user reviews make reliability uncertain. Perfect for professionals requiring secure, cross-device file transfers.
| Attribute | | |
|---|---|---|
128 GB | 512 GBbest | |
130 MB/s | 1,013.42 MB/sbest | |
52 MB/s | 963.46 MB/sbest | |
| ↓ lower better | 17.8 gbest | — |
5 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Storage(1) | ||
Storage Capacity (GB) | 128 GB | 512 GB |
Performance(2) | ||
Read Speed (MB/s) | 130 MB/s | 1013.42 MB/s |
Write Speed (MB/s) | 52 MB/s | 963.46 MB/s |
Connectivity(2) | ||
USB Version | USB 3.2 Gen 1 | USB 3.2 Gen 2 |
Interface | USB Type-C, USB Type-A (swivel) | USB Type-A + USB Type-C (OTG) |
General(1) | ||
OS Compatibility | Android, Windows, macOS | Windows 7/8/10/XP/2000/ME/NT, Linux, Mac OS |
Build & Design(2) | ||
Dimensions (L×W×H) (mm) | 4.0x0.4x5.45 mm | 79.7×21.2×8.5 mm mm |
Material | Metal | Zinc alloy |
Products in the top-left offer the best value (high score, low price).
Tech reviewers consider the Lexar D400 a solid, secure option for users who need a durable, dual-connector flash drive. Its high read speeds and metal swivel design receive praise, while the relatively slow write performance and limited consumer feedback are noted as drawbacks.
Limited feedback; the few available sources provide no recurring praise or complaints, leaving reliability uncertain.
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.
