SanDisk Ultra Dual Drive Go 256GB Black
Score: 71/100
SamData USB Flash Drives
Score: 57/100Rankings
The SanDisk Ultra Dual Drive Go 256 GB is a compact flash drive featuring dual USB-A and USB-C connectors and fast read speeds up to 150 MB/s. It lacks a disclosed write-speed rating and hardware encryption, which may limit its suitability for intensive data-write tasks. Ideal for users needing cross-platform file transfers on the go.
The SamData 32 GB USB flash drive offers a budget-friendly 2-pack with a capless design and LED indicator, making it easy for occasional file transfers. However, its USB 2.0 interface and 8 MB/s write speed limit performance for larger files. Best suited for students and light users who prioritize cost over speed.
| Attribute | | |
|---|---|---|
256 GBbest | 32 GB | |
150 MB/sbest | — | |
— | 8 MB/sbest | |
| ↓ lower better | 3.7 gbest | 12 g |
5 yearsbest | 1 years |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Storage(1) | ||
Storage Capacity (GB) | 256 GB | 32 GB |
Connectivity(2) | ||
USB Version | USB 3.2 Gen 1 | USB 2.0 |
Interface Type | USB 3.2 Gen 1 | USB 2.0 |
Build & Design(2) | ||
Weight (g) | 3.70 g | 12 g |
Dimensions (L×W×H) (mm) | 44.45×12.19×8.64 mm mm | 58×19×10 mm mm |
General(1) | ||
Warranty (years) | 5 years | 1 years |
Products in the top-left offer the best value (high score, low price).
Professional reviewers acknowledge that the SamData drives deliver functional storage at a very low price point, but they consistently point out that the USB 2.0 interface and 8 MB/s write speed lag behind modern USB 3.x alternatives, making the drives best suited for occasional, low-volume transfers rather than heavy workloads.
Everyday users praise the affordability, the handy LED status light, and the color-coded two-pack for organizing files, while the most common criticism revolves around the slower transfer speeds inherent to USB 2.0, which some find inconvenient for larger files.
“transfer status at a glance”
“a little bit slower”
