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Crucial X9 Pro 2TB vs Transcend ESD310C 1TB — Which External SSD Is Faster & Better Value?

Compare Crucial X9 Pro 2TB and Transcend ESD310C 1TB side by side. Both are 2TB 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 X9 Pro 2TB

9.1/10

The 2TB X9 Pro keeps the same sustained-write profile as the 1TB but with double the cache budget before throttle. A cost-effective workhorse drive for anyone editing directly off external storage.

Real TLC NAND

5-year warranty

Doubles sustained-write cache size

Check on Amazon →

Transcend

Transcend ESD310C 1TB

7.6/10

A tiny 1050-class Gen 2 portable from a long-established memory brand. ESD310C is one of the smallest 1TB Gen 2 SSDs at retail — small enough to be lost in a bag. Buy it for the form factor over sustained performance.

1050/950 MB/s

Tiny credit-card footprint

3-year warranty

Check on Amazon →

Spec Comparison

Spec

Crucial X9 Pro 2TB

Transcend ESD310C 1TB

Read Speed

1.1 GB/s

Write Speed

950 MB/s

Capacity

2 TB ✓

1 TB

Interface

USB 3.2 Gen 2

Endurance (TBW)

1,200 TB ✓

600 TB

Warranty

5 Years ✓

3 Years

Score

9.1/10 ✓

7.6/10

Total Wins

4 wins

0 wins

Frequently Asked Questions

Which is better, Crucial X9 Pro 2TB or Transcend ESD310C 1TB?

The Crucial X9 Pro 2TB scores 9.1/10 compared to 7.6/10 for the Transcend ESD310C 1TB. Our expert analysis favors the Crucial X9 Pro 2TB for its superior value.

What's the difference between Crucial X9 Pro 2TB and Transcend ESD310C 1TB?

The key differences: The Crucial X9 Pro 2TB offers 1,050 MB/s reads vs 1,050 MB/s for the Transcend ESD310C 1TB. Capacity options differ: Crucial X9 Pro 2TB is 2TB while Transcend ESD310C 1TB is 1TB. The Crucial X9 Pro 2TB uses USB 3.2 Gen 2 while the Transcend ESD310C 1TB uses USB 3.2 Gen 2.

Which is faster, Crucial X9 Pro 2TB or Transcend ESD310C 1TB?

Both drives offer the same 1,050 MB/s read speeds.

Which has better value, Crucial X9 Pro 2TB or Transcend ESD310C 1TB?

The Crucial X9 Pro 2TB scores higher (9.1 vs 7.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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