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SSK PM510 USB4 Portable 1TB vs WD My Passport SSD Portable 1TB

Compare SSK PM510 USB4 Portable 1TB and WD My Passport SSD Portable 1TB side by side. Both are 1TB USB4 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

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

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Western Digital

WD My Passport SSD Portable 1TB

8.6/10

A 1TB WD My Passport SSD with a slim profile and 256-bit AES hardware encryption. The slim metal-and-plastic body is half the thickness of WD's non-SSD My Passport HDD — both USB-C and USB-A cables are included, removing the classic "Mac needs a converter" hassle.

1050/1000 MB/s

Slim profile

256-bit AES hardware encryption

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Spec Comparison

Spec

SSK PM510 USB4 Portable 1TB

WD My Passport SSD Portable 1TB

Read Speed

3.2 GB/s ✓

1.1 GB/s

Write Speed

2.8 GB/s ✓

1.0 GB/s

Capacity

1 TB

Interface

USB4

USB 3.2 Gen 2

Endurance (TBW)

600 TB

Warranty

3 Years

Score

8.6/10

Total Wins

2 wins

0 wins

Frequently Asked Questions

Which is better, SSK PM510 USB4 Portable 1TB or WD My Passport SSD Portable 1TB?

Both drives score 8.6/10 in our expert testing. The best choice depends on your specific needs.

What's the difference between SSK PM510 USB4 Portable 1TB and WD My Passport SSD Portable 1TB?

The key differences: The SSK PM510 USB4 Portable 1TB offers 3,200 MB/s reads vs 1,050 MB/s for the WD My Passport SSD Portable 1TB. Capacity options differ: SSK PM510 USB4 Portable 1TB is 1TB while WD My Passport SSD Portable 1TB is 1TB. The SSK PM510 USB4 Portable 1TB uses USB4 while the WD My Passport SSD Portable 1TB uses USB 3.2 Gen 2.

Which is faster, SSK PM510 USB4 Portable 1TB or WD My Passport SSD 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 WD My Passport SSD Portable 1TB. That's a 205% speed advantage.

Which has better value, SSK PM510 USB4 Portable 1TB or WD My Passport SSD Portable 1TB?

Both drives score the same in our evaluation. Consider features, endurance, and warranty to determine which suits your needs better.

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