
iStorage datAshur PRO2
Score: 86/100
Samsung USB-C Flash Drive 512GB Gray
Score: 84/100Rankings

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 Samsung Type-C 512 GB provides 400 MB/s reads and 110 MB/s writes in an ultra-compact USB-C form factor with waterproof and shock-proof design. It is limited to USB-C connectivity and lacks a protective cap. Suited for mobile professionals requiring high capacity and portability.
| Attribute | ![]() | ![]() |
|---|---|---|
4 GB | 512 GBbest | |
168 MB/s | 400 MB/sbest | |
128 MB/sbest | 110 MB/s | |
| ↓ lower better | 28 g | 3.4 gbest |
3 years | 5 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Storage Capacity (GB) | 4 GB | 512 GB |
Performance(2) | ||
Read Speed (MB/s) | 168 MB/s | 400 MB/s |
Write Speed (MB/s) | 128 MB/s | 110 MB/s |
Connectivity(1) | ||
Interface Type | Type-A | USB‑C |
Build & Design(2) | ||
Weight (g) | 28 g | 3.4 g |
Dimensions (L×W×H) (mm) | 87.4×19.4×13.4 mm | 33.78×16.0×2.54 mm |
General(1) | ||
Warranty (years) | 3 years | 5 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 editors such as B&H Photo and Staples praise the drive's multi-proof construction and its advertised 400 MB/s read performance on USB-C 3.2 Gen 1, emphasizing fast and efficient data transfer for high-capacity needs. However, professional reviews are limited, leaving independent verification of real-world endurance and write performance scarce.



Everyday users consistently highlight the drive's high read speed, tiny form factor, and rugged, water- and shock-proof build as major positives for on-the-go use. The most common criticism revolves around the comparatively slow write speed and the absence of a protective cap.