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Portable SSDs

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Samsung T7 Portable 4TB vs Samsung T9 Portable 2TB

Compare Samsung T7 Portable 4TB and Samsung T9 Portable 2TB 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.

Samsung

Samsung T7 Portable 4TB
9.4/10

The 4TB T7 is the convenience-grade size for travelers who carry whole media libraries — full photo shoots, complete plex libraries, plus Time Machine backup. 2400 TBW on the 4TB tier is meaningful endurance for a portable.

4TB portable Gen 2
2400 TBW endurance
Sustained writes pegged
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Our Pick

Samsung

Samsung T9 Portable 2TB
9.5/10

The 2TB T9 portable doubles the write endurance of the 1TB T9. The T9's premium for the Gen 2x2 link matters on portable workflow where you're moving enormous files regularly — PS5 game imports, large B-roll offloads — and don't want to wait Gen 2 speeds.

Gen 2x2 2000/2000 MB/s
5-year warranty
Sustained writes hold past 300GB
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Spec Comparison

Spec
Samsung T7 Portable 4TB
Samsung T9 Portable 2TB
Read Speed
1.1 GB/s
2.0 GB/s ✓
Write Speed
1.0 GB/s
2.0 GB/s ✓
Capacity
4 TB ✓
2 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2x2
Endurance (TBW)
2,400 TB ✓
1,200 TB
Warranty
3 Years
5 Years ✓
Score
9.4/10
9.5/10 ✓
Total Wins
2 wins
4 wins

Frequently Asked Questions

Which is better, Samsung T7 Portable 4TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB scores 9.5/10 compared to 9.4/10 for the Samsung T7 Portable 4TB. Our expert analysis favors the Samsung T9 Portable 2TB for its superior speed.
What's the difference between Samsung T7 Portable 4TB and Samsung T9 Portable 2TB?
The key differences: The Samsung T7 Portable 4TB offers 1,050 MB/s reads vs 2,000 MB/s for the Samsung T9 Portable 2TB. Capacity options differ: Samsung T7 Portable 4TB is 4TB while Samsung T9 Portable 2TB is 2TB. The Samsung T7 Portable 4TB uses USB 3.2 Gen 2 while the Samsung T9 Portable 2TB uses USB 3.2 Gen 2x2.
Which is faster, Samsung T7 Portable 4TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB is faster with 2,000 MB/s read speeds compared to 1,050 MB/s for the Samsung T7 Portable 4TB. That's a 90% speed advantage.
Which has better value, Samsung T7 Portable 4TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB scores higher (9.5 vs 9.4/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Samsung T7 Portable 4TB vs Samsung T9 Portable SSD → Samsung T9 Portable 2TB vs Samsung T9 Portable SSD →
Samsung T7 Portable 4TB vs Samsung T9 Portable 4TB → Samsung T9 Portable 2TB vs Samsung T9 Portable 4TB →
Samsung T7 Portable 4TB vs Crucial X10 Pro Portable 4TB → Samsung T9 Portable 2TB vs Crucial X10 Pro Portable 4TB →
Samsung T7 Portable 4TB vs Sabrent Rocket Nano V2 → Samsung T9 Portable 2TB vs Sabrent Rocket Nano V2 →