Samsung T9 4TB
Score: 82/100
SanDisk Extreme PRO 4TB USB4
Score: 87/100Rankings
An ultra-fast USB4 portable SSD delivering near-internal SSD performance with strong security and ruggedness, best for high-end creators, but its size and need for a USB4 host limit portability for some users.
The Samsung T9 4TB Portable SSD delivers industry-leading 2,000 MB/s read/write performance in a rugged, rubberized enclosure with 3 m drop resistance and AES-256 encryption, making it ideal for creators who need speed and capacity on the go.
| Attribute | | |
|---|---|---|
4,000 GBbest | 4,000 GBbest | |
2,000 MB/s | 3,800 MB/sbest | |
2,000 MB/s | 3,700 MB/sbest | |
5 yearsbest | 5 yearsbest | |
| ↓ lower better | 122 gbest | 172 g |
| ↓ lower better | 15.2 mm | 9.65 mmbest |
| ↓ lower better | 88.9 mmbest | 100.84 mm |
| ↓ lower better | 61 mm | 52.58 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance(3) | ||
Interface | USB 3.2 Gen 2x2 | USB4 |
Sequential Read Speed (MB/s) | 2000 MB/s | 3800 MB/s |
Sequential Write Speed (MB/s) | 2000 MB/s | 3700 MB/s |
Compatibility(1) | ||
Supported Operating Systems | Windows, macOS, Android | Windows 10+, macOS 14+ |
Build & Design(5) | ||
Weight (g) | 122 g | 172 g |
Thickness (mm) | 15.2 mm | 9.65 mm |
Length (mm) | 88.9 mm | 100.84 mm |
Width (mm) | 61 mm | 52.58 mm |
Height (mm) | 15.2 mm | 100.84 mm |
Products in the top-left offer the best value (high score, low price).
Professional reviewers praise the T9 for its industry-leading speeds, premium build, and reliable performance across platforms, while noting the need for a compatible USB 3.2 Gen 2x2 host to unlock its full potential.
Users rate the drive 4.8/5, highlighting its blazing speed and solid build, though some mention occasional slowdowns and macOS mounting issues.
“Fast enough to edit video directly from the drive”
“Sleek, solid build, no overheating issues”
“Perfect for music and video production”
Professional reviewers commend the Extreme PRO USB4 SSD for its blazing peak speeds and rugged build, while warning that real-world performance depends on a fully compatible 40 Gbps host and noting occasional throttling on non-Thunderbolt 4 systems.
Users praise the drive's speed, plug-and-play ease, and durable design for on-location work, though they report initial connection hiccups, a larger form factor, and speed throttling after the cache is exhausted.
