Lexar D400 128GB
Score: 81/100
Amazon Basics Dual-Port 256GB
Score: 58/100Rankings
The Lexar JumpDrive D400 128 GB offers a metal swivel design, dual USB-C/USB-A connectivity and built-in 256-bit AES encryption, making it a secure and versatile portable storage option. Real-world performance is solid for reads, but write speeds lag and occasional USB-2.0 operation can be a drawback.
The Amazon Basics 256 GB dual-port flash drive extends the same metal, rotating design as the 128 GB model, offering double the storage while maintaining fast read performance. It remains a budget-friendly option for cross-device transfers but still lacks encryption and detailed write-speed data.
| Attribute | | |
|---|---|---|
128 GB | 256 GBbest | |
130 MB/s | 400 MB/sbest | |
60 monthsbest | 12 months | |
| ↓ lower better | 17.35 gbest | 18 g |
| ↓ lower better | 60.6 mmbest | 71.9 mm |
| ↓ lower better | 16.2 mmbest | 66 mm |
| ↓ lower better | 9.7 mmbest | 17 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Storage(1) | ||
Capacity (GB) | 128 GB | 256 GB |
Performance(1) | ||
Read Speed (MB/s) | 130 MB/s | 400 MB/s |
Warranty(1) | ||
Warranty Period (months) | 60 months | 12 months |
Security(1) | ||
Encryption Support | true | false |
Physical(4) | ||
Weight (g) | 17.35 g | 18 g |
Length (mm) | 60.6 mm | 71.9 mm |
Width (mm) | 16.2 mm | 66 mm |
Height (mm) | 9.7 mm | 17 mm |
Connectivity(1) | ||
USB Interface | USB-C/USB-A 3.2 Gen1 | USB 3.2 Gen 1 |
Compatibility(1) | ||
Operating System Compatibility | Android, Windows, macOS | Windows, macOS, Linux, Android |
Products in the top-left offer the best value (high score, low price).
Professional commentary emphasizes the Lexar D400's strong build quality, dual-connector flexibility, and cross-platform support, noting its rigorous testing and inclusion of DataShield encryption as positives. However, reviewers point out that the encryption is software-only and that the product lacks extensive third-party reviews, leaving some uncertainty about real-world performance consistency.
Everyday users generally appreciate the dual-connector design, metal durability, and keyring convenience, often noting that it works straight out of the box with Android phones and Windows PCs. Common complaints revolve around a tight USB-A connector, slower-than-expected write speeds, occasional defective units, and some drives operating at USB 2.0 speeds.
“coolest USB flash drive”
“is 2.0”
“Transfers 25GB of data in 25 minutes”
Professional reviewers commend the drive's dual-connector design, high read speed, and sturdy metal case, while noting the lack of official write-speed data and absence of waterproof or shock-proof ratings.
Everyday users praise the fast large-file transfers, solid metal build, and hassle-free switching between USB-A and USB-C, but complain about slower write performance and missing encryption.
