SanDisk Extreme PRO 4TB USB4
Score: 79/100
Crucial X10 2TB
Score: 78/100Rankings
The SanDisk 4TB Extreme PRO Portable SSD leverages USB4 to deliver near-internal SSD performance in a rugged, IP65-rated enclosure, but its size, weight, and reliance on a fully-compatible host can limit real-world speed for some users.
A high-performance 2 TB portable SSD with blazing read/write speeds, rugged IP65 protection and lightweight design, ideal for creators and gamers who need fast, durable storage on the go.
| Attribute | | |
|---|---|---|
4,000 GBbest | 2,000 GB | |
3,800 MB/sbest | 2,100 MB/s | |
3,700 MB/sbest | 2,000 MB/s | |
60 monthsbest | 36 months | |
| ↓ lower better | 0.172 kg | 0.032 kgbest |
| ↓ lower better | 52.58 mmbest | 65 mm |
| ↓ lower better | 100.84 mm | 9.9 mmbest |
| ↓ lower better | 9.65 mmbest | 50 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Connectivity(1) | ||
Interface | USB4 | USB 3.2 Gen 2×2 |
Performance(2) | ||
Sequential Read Speed (MB/s) | 3800 MB/s | 2100 MB/s |
Sequential Write Speed (MB/s) | 3700 MB/s | 2000 MB/s |
Warranty & Support(1) | ||
Warranty Period (months) | 60 months | 36 months |
Security(1) | ||
Hardware Encryption | true | false |
Power & Connectivity(1) | ||
Power Source | Bus-powered | USB |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Xbox Series X|S, PlayStation 5 | Windows, macOS, Linux, Android, iOS, Xbox, PlayStation |
Build & Design(4) | ||
Weight (kg) | 0.172 kg | 0.032 kg |
Width (mm) | 52.58 mm | 65 mm |
Height (mm) | 100.84 mm | 9.9 mm |
Depth (mm) | 9.65 mm | 50 mm |
Storage(2) | ||
Storage Capacity (GB) | 4000 GB | 2000 GB |
Drive Type | PCIe SSD | SSD |
Accessories(1) | ||
Included Cable Type | USB-C to USB-C | USB‑C to USB‑C |
Products in the top-left offer the best value (high score, low price).
Professional reviewers commend the Extreme PRO USB4 SSD for its blazing peak speeds and rugged build, while warning that real-world performance hinges on a fully compatible 40 Gbps host and that some USB4 implementations cap at lower bandwidths.
Video editors and photographers praise the speed and durability, though users note occasional connection issues, larger form factor, and speed throttling after the cache is exhausted.
“Great SSD for the price”
“sustained 3000 MB/s speeds on a MacBook Pro”
“Performance drops if host does not support full USB4/Thunderbolt 4”
Professional reviewers from PCMag, Windows Central, Dong Knows Tech and StorageReview all commend the X10 for its blistering speeds, rugged build and excellent price-per-gigabyte ratio, while noting the lack of hardware encryption and the shorter warranty as trade-offs.
Everyday users praise its solid build, fast performance and hassle-free plug-and-play experience, with minor complaints about needing a compatible USB-C Gen 2×2 port for maximum speed.
