
iStorage datAshur PRO2
Score: 86/100
SanDisk Extreme PRO 1TB
Score: 85/100Rankings

The iStorage datAshur PRO2 is a rugged 4 GB USB 3.2 flash drive with top-grade hardware encryption and IP68 protection. Its limited capacity and need for battery charging trade off against its strong security and durability. Best suited for security-focused professionals needing encrypted, field-ready storage.

The SanDisk Extreme PRO 1 TB USB-A flash drive delivers blazing 420 MB/s read and 380 MB/s write speeds within a rugged aluminum case and a lifetime warranty. Its USB-A connector and lack of water/dust protection may limit use with newer USB-C-only devices and harsh environments. Best for photographers and videographers needing fast, high-capacity portable storage with strong durability.
| Attribute | ![]() | ![]() |
|---|---|---|
4 GB | 1,024 GBbest | |
168 MB/s | 420 MB/sbest | |
128 MB/s | 380 MB/sbest | |
| ↓ lower better | 28 g | 18.14 gbest |
3 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Storage Capacity (GB) | 4 GB | 1024 GB |
Performance(2) | ||
Read Speed (MB/s) | 168 MB/s | 420 MB/s |
Write Speed (MB/s) | 128 MB/s | 380 MB/s |
Connectivity(1) | ||
Interface Type | Type-A | USB 3.2 Gen 1 |
Build & Design(3) | ||
Weight (g) | 28 g | 18.14 g |
Dimensions (L×W×H) (mm) | 87.4×19.4×13.4 mm | 71×21×11 mm mm |
Material | Aluminum | Aluminum metal |
General(1) | ||
Warranty (years) | 3 years | Lifetime years |

Products in the top-left offer the best value (high score, low price).

Editors and professional reviewers commend the datAshur Pro² for its uncompromising security features-FIPS-validated AES-XTS encryption, tamper-evident epoxy potting, and a self-destruct PIN-combined with an IP68 rating that makes it suitable for extreme field conditions.

Retailer and editor commentary emphasizes the drive's exceptional real-world speed, noting that a 4 GB 4K movie can be copied in under 15 seconds and 1 000 high-resolution photos in under 25 seconds, positioning it as a fast, reliable on-the-go storage solution for demanding media workflows.


No direct consumer reviews were found; product pages simply note that performance can vary by host device and file type, with no recurring praise or complaints reported.