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LaCie Rugged SSD Pro 4TB vs Samsung T7 500GB — Which External SSD Is Faster & Better Value?

Compare LaCie Rugged SSD Pro 4TB and Samsung T7 500GB side by side. Both are 4TB Thunderbolt 3 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

LaCie

LaCie Rugged SSD Pro 4TB

9.2/10

A 4TBThunderbolt 3 portable — uniquely huge for this speed tier. The Rugged SSD Pro 4TB fills a slot nothing else really does: 4TB of fast external storage that's actually rugged, not just claimed to be.

Thunderbolt 3 + 4TB

IP67 + 3m drop + 1-ton crush

5-year Rescue

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Samsung

Samsung T7 500GB

9.0/10

The base T7 is the SSD most people should buy — a pocket-sized aluminum slab that delivers the full 10Gbps USB experience without a rugged premium. Its understated metal body doubles as a heatsink, keeping sustained writes pegged at 1000 MB/s even on long 50GB+ transfers.

Full 1050/1000 MB/s over USB 3.2 Gen 2

Compact aluminum body acts as heatsink

AES 256-bit hardware encryption included

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Spec Comparison

Spec

LaCie Rugged SSD Pro 4TB

Samsung T7 500GB

Read Speed

2.7 GB/s ✓

1.1 GB/s

Write Speed

1.9 GB/s ✓

1.0 GB/s

Capacity

4 TB ✓

500 GB

Interface

Thunderbolt 3

USB 3.2 Gen 2

Endurance (TBW)

2,400 TB ✓

300 TB

Warranty

5 Years ✓

3 Years

Score

9.2/10 ✓

9.0/10

Total Wins

6 wins

0 wins

Frequently Asked Questions

Which is better, LaCie Rugged SSD Pro 4TB or Samsung T7 500GB?

The LaCie Rugged SSD Pro 4TB scores 9.2/10 compared to 9.0/10 for the Samsung T7 500GB. Our expert analysis favors the LaCie Rugged SSD Pro 4TB for its superior speed.

What's the difference between LaCie Rugged SSD Pro 4TB and Samsung T7 500GB?

The key differences: The LaCie Rugged SSD Pro 4TB offers 2,700 MB/s reads vs 1,050 MB/s for the Samsung T7 500GB. Capacity options differ: LaCie Rugged SSD Pro 4TB is 4TB while Samsung T7 500GB is 500GB. The LaCie Rugged SSD Pro 4TB uses Thunderbolt 3 while the Samsung T7 500GB uses USB 3.2 Gen 2.

Which is faster, LaCie Rugged SSD Pro 4TB or Samsung T7 500GB?

The LaCie Rugged SSD Pro 4TB is faster with 2,700 MB/s read speeds compared to 1,050 MB/s for the Samsung T7 500GB. That's a 157% speed advantage.

Which has better value, LaCie Rugged SSD Pro 4TB or Samsung T7 500GB?

The LaCie Rugged SSD Pro 4TB scores higher (9.2 vs 9.0/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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