
ADATA AHV300 1TB
Score: 97/100
Samsung T9 Portable SSD
Score: 90/100Rankings

ADATA's 1TB white portable HDD combines an ultra-slim, lightweight design with 256-bit hardware encryption and fast USB 3.1 performance. It includes built-in shock sensors and broad OS/console compatibility, but relies on software for encryption and lacks USB-C connectivity. Ideal for users needing secure, portable storage without the cost of an SSD.

The Samsung T9 1TB Portable SSD pushes performance with USB 3.2 Gen 2x2 delivering up to 2 GB/s speeds, packaged in a rugged rubberized case with drop resistance and a 5-year warranty, targeting power users who need top-tier speed and security.
| Attribute | ![]() | ![]() |
|---|---|---|
1,024 GBbest | 1,000 GB | |
140 MB/s | 2,000 MB/sbest | |
120 MB/s | 1,950 MB/sbest | |
36 months | 60 monthsbest | |
| ↓ lower better | 0.19 kg | 0.122 kgbest |
| ↓ lower better | 125.7 mm | 60 mmbest |
| ↓ lower better | 10.3 mmbest | 14 mm |
| ↓ lower better | 80.5 mmbest | 88 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Connectivity(1) | ||
Interface | USB 3.1 Gen 1 | USB 3.2 Gen 2x2 |
Performance(2) | ||
Sequential Read Speed (MB/s) | 140 MB/s | 2000 MB/s |
Sequential Write Speed (MB/s) | 120 MB/s | 1950 MB/s |
Warranty & Support(1) | ||
Warranty Period (months) | 36 months | 60 months |
Power & Connectivity(1) | ||
Power Source | Bus-powered (USB) | USB |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux, PlayStation, Xbox | Windows, macOS, Android, Linux, Chrome OS, Smart TVs, Game Consoles, Cameras |
Build & Design(4) | ||
Weight (kg) | 0.1898 kg | 0.122 kg |
Width (mm) | 125.7 mm | 60 mm |
Height (mm) | 10.3 mm | 14 mm |
Depth (mm) | 80.5 mm | 88 mm |
Storage(2) | ||
Storage Capacity (GB) | 1024 GB | 1000 GB |
Drive Type | Mechanical HDD | SSD |
Accessories(1) | ||
Included Cable Type | USB 3.1 cable | USB-C to USB-C, USB-C to USB-A |

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

Professional reviewers commend ADATA's portable drives for their ultra-slim design, fast USB 3.1 performance, and inclusion of 256-bit AES encryption-features usually reserved for higher-priced competitors.
Everyday users overwhelmingly appreciate the drives' sleek look, solid speed, and built-in encryption, especially for travel and media work, while noting the HDDtoGO software's dated interface and occasional cable concerns.

“Very slim and stylish-fits perfectly in my laptop bag.”

“Love the encryption feature-great for storing sensitive work files.”

“Fast enough for 4K video editing backups.”




Professional reviewers praise the T9 for its breakthrough Gen 2x2 speeds, rugged chassis and strong encryption, while criticizing its steep price, larger size and occasional macOS speed shortfalls.
Everyday users rate the drive highly (average 4.5/5), applauding its speed and reliability, though some note that real-world performance can be lower than advertised and wish for a protective case.