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Portable SSDs

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Samsung T7 Portable SSD vs SSK PM510 USB4 Portable 1TB — Which Portable SSD Is Faster & Better Value?

Compare Samsung T7 Portable SSD and SSK PM510 USB4 Portable 1TB side by side. Both are 1TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

Samsung

Samsung T7 Portable SSD
9.3/10

Ultra-slim, pocket-sized portable SSD with AES 256-bit encryption. The go-to choice for everyday portability.

Ultra-slim and lightweight
AES 256-bit hardware encryption
Solid aluminum unibody design
Check on Amazon →

SSK

SSK PM510 USB4 Portable 1TB
8.6/10

A USB4 portable at enthusiast-grade specs -- 3200 MB/s read over USB4 / Thunderbolt 4 hosts. The PM510 is one of the more affordable USB4 portables, an entry point for video editors who need Thunderbolt-class speeds but do not want to pay LaCie or OWC premium.

USB4 3200 MB/s
Thunderbolt 4 compatible
Aluminum body
Check on Amazon →

Spec Comparison

Spec
Samsung T7 Portable SSD
SSK PM510 USB4 Portable 1TB
Read Speed
1.1 GB/s
3.2 GB/s ✓
Write Speed
1.0 GB/s
2.8 GB/s ✓
Capacity
1 TB ✓
1 TB
Interface
USB 3.2 Gen 2
USB4
Endurance (TBW)
580 TB
600 TB ✓
Warranty
3 Years
3 Years
Score
9.3/10 ✓
8.6/10
Total Wins
2 wins
3 wins

Frequently Asked Questions

Which is better, Samsung T7 Portable SSD or SSK PM510 USB4 Portable 1TB?
The Samsung T7 Portable SSD scores 9.3/10 compared to 8.6/10 for the SSK PM510 USB4 Portable 1TB. Our expert analysis favors the Samsung T7 Portable SSD for its superior value.
What's the difference between Samsung T7 Portable SSD and SSK PM510 USB4 Portable 1TB?
The key differences: The Samsung T7 Portable SSD offers 1,050 MB/s reads vs 3,200 MB/s for the SSK PM510 USB4 Portable 1TB. Capacity options differ: Samsung T7 Portable SSD is 1TB while SSK PM510 USB4 Portable 1TB is 1TB. The Samsung T7 Portable SSD uses USB 3.2 Gen 2 while the SSK PM510 USB4 Portable 1TB uses USB4.
Which is faster, Samsung T7 Portable SSD or SSK PM510 USB4 Portable 1TB?
The SSK PM510 USB4 Portable 1TB is faster with 3,200 MB/s read speeds compared to 1,050 MB/s for the Samsung T7 Portable SSD. That's a 205% speed advantage.
Which has better value, Samsung T7 Portable SSD or SSK PM510 USB4 Portable 1TB?
The Samsung T7 Portable SSD scores higher (9.3 vs 8.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Samsung T7 Portable SSD vs Samsung T9 Portable SSD → SSK PM510 USB4 Portable 1TB vs Samsung T9 Portable SSD →
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Samsung T7 Portable SSD vs Crucial X10 Pro Portable 4TB → SSK PM510 USB4 Portable 1TB vs Crucial X10 Pro Portable 4TB →
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