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Portable SSDs

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SanDisk Extreme Pro Portable 2TB vs Transcend ESD310C Portable 2TB

Compare SanDisk Extreme Pro Portable 2TB and Transcend ESD310C Portable 2TB 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

SanDisk

SanDisk Extreme Pro Portable 2TB
9.2/10

A 2TB IP55 rugged portable SSD with a 5-year warranty — the SanDisk sweet-spot for outdoor photographers traveling with RAW libraries. The 5-year coverage beats Samsung's T7 family by 2 years, and the IP55 rating beats it by IP rating points.

IP55 rugged body
5-year warranty
Both USB-C and USB-A cables included
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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
SanDisk Extreme Pro Portable 2TB
Transcend ESD310C Portable 2TB
Read Speed
1.1 GB/s
1.1 GB/s
Write Speed
1.0 GB/s ✓
950 MB/s
Capacity
2 TB
2 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB
1,200 TB
Warranty
5 Years ✓
3 Years
Score
9.2/10 ✓
7.7/10
Total Wins
3 wins
0 wins

Frequently Asked Questions

Which is better, SanDisk Extreme Pro Portable 2TB or Transcend ESD310C Portable 2TB?
The SanDisk Extreme Pro Portable 2TB scores 9.2/10 compared to 7.7/10 for the Transcend ESD310C Portable 2TB. Our expert analysis favors the SanDisk Extreme Pro Portable 2TB for its superior value.
What's the difference between SanDisk Extreme Pro Portable 2TB and Transcend ESD310C Portable 2TB?
The key differences: The SanDisk Extreme Pro Portable 2TB offers 1,050 MB/s reads vs 1,050 MB/s for the Transcend ESD310C Portable 2TB. Capacity options differ: SanDisk Extreme Pro Portable 2TB is 2TB while Transcend ESD310C Portable 2TB is 2TB. The SanDisk Extreme Pro Portable 2TB uses USB 3.2 Gen 2 while the Transcend ESD310C Portable 2TB uses USB 3.2 Gen 2.
Which is faster, SanDisk Extreme Pro Portable 2TB or Transcend ESD310C Portable 2TB?
Both drives offer the same 1,050 MB/s read speeds.
Which has better value, SanDisk Extreme Pro Portable 2TB or Transcend ESD310C Portable 2TB?
The SanDisk Extreme Pro Portable 2TB scores higher (9.2 vs 7.7/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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