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External SSDs

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SanDisk Extreme Pro Portable 1TB vs Transcend ESD310C 1TB

Compare SanDisk Extreme Pro Portable 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

SanDisk

SanDisk Extreme Pro Portable 1TB
9.1/10

A 1050 MB/s portable SSD in an aluminum-and-rubber body with an IP55 dust/water rating. The Extreme Pro is the ruggedized competitor to the Samsung T7 Shield — headlining a 5-year warranty where Samsung offers 3, and including both USB-C-to-C and USB-C-to-A cables.

IP55 dust and water resistant
Aluminum chassis with rubber bumper
5-year warranty
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
SanDisk Extreme Pro Portable 1TB
Transcend ESD310C 1TB
Read Speed
1.1 GB/s
1.1 GB/s
Write Speed
1.0 GB/s ✓
950 MB/s
Capacity
1 TB
1 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
600 TB
600 TB
Warranty
5 Years ✓
3 Years
Score
9.1/10 ✓
7.6/10
Total Wins
3 wins
0 wins

Frequently Asked Questions

Which is better, SanDisk Extreme Pro Portable 1TB or Transcend ESD310C 1TB?
The SanDisk Extreme Pro Portable 1TB scores 9.1/10 compared to 7.6/10 for the Transcend ESD310C 1TB. Our expert analysis favors the SanDisk Extreme Pro Portable 1TB for its superior value.
What's the difference between SanDisk Extreme Pro Portable 1TB and Transcend ESD310C 1TB?
The key differences: The SanDisk Extreme Pro Portable 1TB offers 1,050 MB/s reads vs 1,050 MB/s for the Transcend ESD310C 1TB. Capacity options differ: SanDisk Extreme Pro Portable 1TB is 1TB while Transcend ESD310C 1TB is 1TB. The SanDisk Extreme Pro Portable 1TB uses USB 3.2 Gen 2 while the Transcend ESD310C 1TB uses USB 3.2 Gen 2.
Which is faster, SanDisk Extreme Pro Portable 1TB or Transcend ESD310C 1TB?
Both drives offer the same 1,050 MB/s read speeds.
Which has better value, SanDisk Extreme Pro Portable 1TB or Transcend ESD310C 1TB?
The SanDisk Extreme Pro Portable 1TB 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.

More Comparisons

SanDisk Extreme Pro Portable 1TB vs Samsung T9 2TB → Transcend ESD310C 1TB vs Samsung T9 2TB →
SanDisk Extreme Pro Portable 1TB vs Samsung T9 Portable SSD → Transcend ESD310C 1TB vs Samsung T9 Portable SSD →
SanDisk Extreme Pro Portable 1TB vs Crucial X10 Pro 2TB → Transcend ESD310C 1TB vs Crucial X10 Pro 2TB →
SanDisk Extreme Pro Portable 1TB vs Samsung T7 4TB → Transcend ESD310C 1TB vs Samsung T7 4TB →