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

Compare Crucial X9 Pro 1TB and Transcend ESD310C 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

Crucial

Crucial X9 Pro 1TB

9.0/10

A 1050 MB/s portable SSD for creators who need TLC NAND, hardware encryption, and a 5-year warranty at less than Extreme Pro prices. The X9 Pro is Crucial's premium Gen 2 line — it targets direct-edit workflows where sustained writes and write endurance matter more than headline speeds.

Real TLC NAND (not QLC)

5-year warranty

AES 256-bit hardware encryption

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 1TB

Transcend ESD310C 1TB

Read Speed

1.1 GB/s

Write Speed

950 MB/s

Capacity

1 TB

Interface

USB 3.2 Gen 2

Endurance (TBW)

600 TB

Warranty

5 Years ✓

3 Years

Score

9.0/10 ✓

7.6/10

Total Wins

2 wins

0 wins

Frequently Asked Questions

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

The Crucial X9 Pro 1TB scores 9.0/10 compared to 7.6/10 for the Transcend ESD310C 1TB. Our expert analysis favors the Crucial X9 Pro 1TB for its superior value.

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

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

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

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

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

The Crucial X9 Pro 1TB scores higher (9.0 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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