iStorage datAshur PRO
Score: 90/100
SanDisk Extreme PRO 512GB
Score: 89/100Rankings
The iStorage datAshur PRO 8 GB USB 3.2 flash drive delivers military-grade encryption, rugged IP57 protection and high transfer speeds. Its drawbacks are the tiny 8 GB capacity, need for periodic battery charging and a bulkier form factor. Best suited for government, military or healthcare professionals needing secure, durable portable storage.
The SanDisk Extreme PRO 512 GB USB-A flash drive delivers top-tier performance with up to 1000 MB/s read and 900 MB/s write speeds in a lightweight aluminum body. Its speed is lower than newer Gen 2 USB-C drives and it only offers a USB-A connector, which may limit compatibility with modern devices. Suited for professionals needing fast, high-capacity portable storage.
| Attribute | | |
|---|---|---|
8 GB | 512 GBbest | |
— | 1,000 MB/sbest | |
— | 900 MB/sbest | |
| ↓ lower better | 25 gbest | 27.22 g |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Storage(1) | ||
Storage Capacity (GB) | 8 GB | 512 GB |
Performance(2) | ||
Read Speed (MB/s) | 169-170 MB/s | 1000 MB/s |
Write Speed (MB/s) | 135-146 MB/s | 900 MB/s |
Connectivity(1) | ||
Interface Type | USB Type-A | USB‑A |
Build & Design(3) | ||
Weight (g) | 25 g | 27.22 g |
Dimensions (L×W×H) (mm) | 78x18x8 mm mm | 71.12×21.08×10.92 mm mm |
Material | Aluminum | Metal |
Products in the top-left offer the best value (high score, low price).
While no independent tech-site reviews were found, manufacturer and retailer descriptions quoted by industry editors stress the datAshur PRO's military-grade FIPS 140-2 Level 3 encryption, rugged IP57 construction, and the convenience of software-free, keypad-controlled security that works across a wide range of operating systems.
Professional reviewers commend the Extreme PRO 512GB USB-A for its solid-state reliability, fast 420/380 MB/s performance, and useful RescuePRO recovery software, while noting its speed falls short of newer Gen 2 models and its plastic build feels less premium.
Consumers generally praise the drive's rapid backups, large capacity, and cross-device compatibility, though the scarcity of reviews leaves some buyers uncertain about long-term durability.
