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Portable SSDs

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Crucial X6 Portable 4TB vs Transcend ESD310C Portable 2TB

Compare Crucial X6 Portable 4TB and Transcend ESD310C 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.

Our Pick

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
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Transcend

Transcend ESD310C Portable 2TB
7.7/10

The 2TB ESD310C keeps the same tiny plastic credit-card footprint of the 1TB -- Transcend fits an unusually large stack in an unusually small case. The 2TB cache budget also holds the 950 MB/s write past 200GB on long transfers.

1050/950 MB/s
Tiny footprint
2400 TBW endurance
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Spec Comparison

Spec
Crucial X6 Portable 4TB
Transcend ESD310C Portable 2TB
Read Speed
800 MB/s
1.1 GB/s ✓
Write Speed
800 MB/s
950 MB/s ✓
Capacity
4 TB ✓
2 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
2,400 TB ✓
1,200 TB
Warranty
3 Years
3 Years
Score
8.0/10 ✓
7.7/10
Total Wins
3 wins
2 wins

Frequently Asked Questions

Which is better, Crucial X6 Portable 4TB or Transcend ESD310C Portable 2TB?
The Crucial X6 Portable 4TB scores 8.0/10 compared to 7.7/10 for the Transcend ESD310C Portable 2TB. Our expert analysis favors the Crucial X6 Portable 4TB for its superior value.
What's the difference between Crucial X6 Portable 4TB and Transcend ESD310C Portable 2TB?
The key differences: The Crucial X6 Portable 4TB offers 800 MB/s reads vs 1,050 MB/s for the Transcend ESD310C Portable 2TB. Capacity options differ: Crucial X6 Portable 4TB is 4TB while Transcend ESD310C Portable 2TB is 2TB. The Crucial X6 Portable 4TB uses USB 3.2 Gen 2 while the Transcend ESD310C Portable 2TB uses USB 3.2 Gen 2.
Which is faster, Crucial X6 Portable 4TB or Transcend ESD310C Portable 2TB?
The Transcend ESD310C Portable 2TB is faster with 1,050 MB/s read speeds compared to 800 MB/s for the Crucial X6 Portable 4TB. That's a 31% speed advantage.
Which has better value, Crucial X6 Portable 4TB or Transcend ESD310C Portable 2TB?
The Crucial X6 Portable 4TB scores higher (8.0 vs 7.7/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

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Crucial X6 Portable 4TB vs Crucial X10 Pro Portable 4TB → Transcend ESD310C Portable 2TB vs Crucial X10 Pro Portable 4TB →
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