Skip to main content
Portable SSDs

As an Amazon Associate I earn from qualifying purchases. We may earn a commission from qualifying purchases made through links on this page. Prices and availability are subject to change. We are reader-supported and independent — our rankings are based on an objective scoring rubric, not sponsorship.

Crucial X6 Portable 4TB vs Samsung T9 Portable 4TB — Which Portable SSD Is Faster & Better Value?

Compare Crucial X6 Portable 4TB and Samsung T9 Portable 4TB side by side. Both are 4TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Crucial

Crucial X6 Portable 4TB
8.0/10

A 4TB portable at the X6's budget price is closer to spinning-rust economics than SSD. The 800 MB/s ceiling doesn't matter for the use case — the entire point is capacious portable cold library overflow for PS5, Xbox, or photo archive, not peak throughput.

4TB at budget pricing
PS5/Xbox cold-library friendly
Cool operation
Check on Amazon →
Our Pick

Samsung

Samsung T9 Portable 4TB
9.6/10

The 4TB T9 portable is genuinely rare — most 4TB external SSDs cap at Gen 2 (10Gbps) speeds. The T9 4TB holds 2000 MB/s sustained reads AND writes at 4TB. The right drive for working video pros who genuinely travel with 4TB of working RAW footage and need Gen 2x2 link speeds.

Gen 2x2 + 4TB
2400 TBW endurance
5-year warranty
Check on Amazon →

Spec Comparison

Spec
Crucial X6 Portable 4TB
Samsung T9 Portable 4TB
Read Speed
800 MB/s
2.0 GB/s ✓
Write Speed
800 MB/s
2.0 GB/s ✓
Capacity
4 TB
4 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2x2
Endurance (TBW)
2,400 TB
2,400 TB
Warranty
3 Years
5 Years ✓
Score
8.0/10
9.6/10 ✓
Total Wins
0 wins
4 wins

Frequently Asked Questions

Which is better, Crucial X6 Portable 4TB or Samsung T9 Portable 4TB?
The Samsung T9 Portable 4TB scores 9.6/10 compared to 8.0/10 for the Crucial X6 Portable 4TB. Our expert analysis favors the Samsung T9 Portable 4TB for its superior speed.
What's the difference between Crucial X6 Portable 4TB and Samsung T9 Portable 4TB?
The key differences: The Crucial X6 Portable 4TB offers 800 MB/s reads vs 2,000 MB/s for the Samsung T9 Portable 4TB. Capacity options differ: Crucial X6 Portable 4TB is 4TB while Samsung T9 Portable 4TB is 4TB. The Crucial X6 Portable 4TB uses USB 3.2 Gen 2 while the Samsung T9 Portable 4TB uses USB 3.2 Gen 2x2.
Which is faster, Crucial X6 Portable 4TB or Samsung T9 Portable 4TB?
The Samsung T9 Portable 4TB is faster with 2,000 MB/s read speeds compared to 800 MB/s for the Crucial X6 Portable 4TB. That's a 150% speed advantage.
Which has better value, Crucial X6 Portable 4TB or Samsung T9 Portable 4TB?
The Samsung T9 Portable 4TB scores higher (9.6 vs 8.0/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Crucial X6 Portable 4TB vs Samsung T9 Portable SSD → Samsung T9 Portable 4TB vs Samsung T9 Portable SSD →
Crucial X6 Portable 4TB vs Crucial X10 Pro Portable 4TB → Samsung T9 Portable 4TB vs Crucial X10 Pro Portable 4TB →
Crucial X6 Portable 4TB vs Sabrent Rocket Nano V2 → Samsung T9 Portable 4TB vs Sabrent Rocket Nano V2 →
Crucial X6 Portable 4TB vs Samsung T9 Portable 2TB → Samsung T9 Portable 4TB vs Samsung T9 Portable 2TB →