SanDisk Ultra Dual Drive Go 128GB Black
Score: 84/100
Kingston Ironkey Locker+ 50
Score: 88/100Rankings
The Kingston IronKey Locker+ 50 32 GB delivers enterprise-grade AES-256 hardware encryption, metal durability, and fast 145 MB/s read and 115 MB/s write speeds. Its limited capacity and higher price point may deter casual users. Targeted at security-focused professionals and organizations.
The SanDisk Ultra Dual Drive Go 128 GB combines USB-A and USB-C connectors in a swivel design, providing up to 400 MB/s read speeds and lightweight portability. Write speeds are not disclosed and the weight specification varies, and it lacks extensive bundled software. It excels for users who move files between modern mobile devices and legacy computers.
| Attribute | | |
|---|---|---|
128 GBbest | 32 GB | |
400 MB/sbest | 145 MB/s | |
— | 115 MB/sbest | |
| ↓ lower better | 5.1 gbest | 20 g |
5 yearsbest | 5 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Storage(1) | ||
Storage Capacity (GB) | 128 GB | 32 GB |
Performance(1) | ||
Read Speed (MB/s) | 400 MB/s | 145 MB/s |
Connectivity(1) | ||
Interface | USB Type-A, USB Type-C | USB Type-A |
General(1) | ||
OS Compatibility | Android, iOS, Windows 7+, macOS 10.9+, smartphones, tablets with USB Type-C | Windows, macOS |
Build & Design(2) | ||
Weight (g) | 5.1 g | 20 g |
Dimensions (L×W×H) (mm) | 44.1×12.1×8.6 mm mm | 60.6 x 18.6 x 9.6 mm mm |
Power(1) | ||
Operating Temperature (°C) | 0°C to 45°C °C | 0-50 °C |
Products in the top-left offer the best value (high score, low price).
Professional reviewers describe the Ultra Dual Drive Go as a well-designed, ultra-light flash drive that combines a sleek swivel form factor with fast 400 MB/s read performance. They note its large 128 GB capacity removes the need for multiple smaller drives and applaud its broad compatibility across Android, iOS, Windows, and macOS platforms. The dual USB-A/USB-C interface is repeatedly highlighted as a key advantage for mixed-device environments.
Everyday users, though not quoted directly, consistently mention the drive's portability and the convenience of having both USB-A and USB-C connectors in one tiny device. The keyring hole and swivel protection receive positive nods, while the lack of published write-speed numbers and occasional confusion over the exact weight are minor points of uncertainty.
The Kingston IronKey Locker+ 50 32GB is a compact, enterprise-grade encrypted USB flash drive featuring FIPS-certified AES-256-bit XTS hardware encryption and a metal silver casing with a key loop. It offers plug-and-play use on Windows and macOS, USB 3.2 Gen 1 speeds up to 145 MB/s, and optional cloud backup via USBtoCloud.
Everyday users appreciate the drive's quick read response and convenient keyring design, but the overwhelming complaint centers on sluggish write speeds and occasional data integrity problems. Overall sentiment is mixed, with many recommending it only for light, read-heavy use.
