
Western Digital My Book 6TB
Score: 76/100
ADATA HD710 Pro 2TB
Score: 79/100Rankings

The ADATA HD710 Pro 2TB is a rugged 2.5-inch external HDD featuring IP68 waterproofing and MIL-STD-810G shock resistance, delivering up to ~250 MB/s real-world transfer speeds. Its 5400 RPM drive limits performance compared to SSDs and adds noticeable weight. Ideal for outdoor professionals needing durable high-capacity storage.

The WD My Book 6TB Desktop delivers 6 TB of secure storage with 256-bit AES encryption in a sturdy metal case. It requires an external power adapter and has HDD-level performance. Targeted at desktop users needing reliable, high-capacity backup.
| Attribute | ![]() | ![]() |
|---|---|---|
6,000 GBbest | 2,000 GB | |
150 MB/s | 250 MB/sbest | |
150 MB/s | 250 MB/sbest | |
| ↓ lower better | 1.05 kg | 0.27 kgbest |
2 years | 3 yearsbest | |
| ↓ lower better | 170 mm | 21.5 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Capacity (GB) | 6000 GB | 2000 GB |
Connectivity(2) | ||
Interface | USB 3.2 Gen 1 | USB 3.1 Gen 1 |
USB Version | USB 3.2 Gen 1 | USB 3.1 |
Warranty & Support(1) | ||
Warranty (years) | 2 years | 3 years |
Compatibility(1) | ||
OS Compatibility | Windows, macOS | Windows, Mac OS X, Linux, Chrome OS |
Performance(2) | ||
Sequential Read Speed (MB/s) | 150 MB/s | 250 MB/s |
Sequential Write Speed (MB/s) | 150 MB/s | 250 MB/s |
Build & Design(3) | ||
Weight (kg) | 1.05 kg | 0.27 kg |
Thickness (mm) | 170 mm | 21.5 mm |
Form Factor | 3.5 in | 2.5-inch |
Power & Battery(1) | ||
Power Source | external | USB bus-powered |


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

Professional reviewers commend the My Book 6TB for its generous capacity, easy plug-and-play setup, and robust 256-bit AES encryption, noting its compact desktop footprint and solid build quality as strong points, while acknowledging that its mechanical HDD nature caps performance compared to SSDs.
Everyday users consistently praise the drive's straightforward installation, large storage space for photos and videos, and built-in encryption for data security, but they commonly express frustration over the required external power adapter, slower HDD speeds, and occasional need to reformat for older operating systems.

“tough go-anywhere hard drive”

“rugged external HDD with decently good CrystalDiskMark speeds”



Professional reviewers commend the HD710 Pro for its exceptional ruggedness, citing the IP68 waterproof rating and MIL-STD-810G shock resistance as top-tier. They acknowledge solid but modest performance, noting the 5400 RPM HDD limits speed compared to SSDs, yet consider the drive a reliable choice for demanding outdoor environments.
Everyday users echo the durability praise, highlighting the drive's ability to survive drops and water exposure while delivering consistent ~250 MB/s transfer rates. Weight is noted as acceptable for a rugged device, and no major complaints surface beyond the expected heft.