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Portable SSDs

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Transcend ESD310C Portable 1TB vs WD My Passport SSD Portable 4TB

Compare Transcend ESD310C Portable 1TB and WD My Passport SSD Portable 4TB 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.

Transcend

Transcend ESD310C Portable 1TB
7.6/10

A tiny 1050-class Gen 2 portable from a long-established memory brand. The ESD310C is among the smallest 1TB Gen 2 SSDs in 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
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Our Pick

Western Digital

WD My Passport SSD Portable 4TB
8.7/10

A 4TB My Passport SSD portable — same physical package as the 1TB/2TB but with the 4TB die stack. The biggest single-portable WD ships and one of the few 4TB portable SSDs at retail, period. Compares closely with the Samsung T7 4TB.

4TB slim form factor
2400 TBW endurance
AES hardware encryption
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Spec Comparison

Spec
Transcend ESD310C Portable 1TB
WD My Passport SSD Portable 4TB
Read Speed
1.1 GB/s
1.1 GB/s
Write Speed
950 MB/s
1.0 GB/s ✓
Capacity
1 TB
4 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
600 TB
2,400 TB ✓
Warranty
3 Years
3 Years
Score
7.6/10
8.7/10 ✓
Total Wins
0 wins
4 wins

Frequently Asked Questions

Which is better, Transcend ESD310C Portable 1TB or WD My Passport SSD Portable 4TB?
The WD My Passport SSD Portable 4TB scores 8.7/10 compared to 7.6/10 for the Transcend ESD310C Portable 1TB. Our expert analysis favors the WD My Passport SSD Portable 4TB for its superior value.
What's the difference between Transcend ESD310C Portable 1TB and WD My Passport SSD Portable 4TB?
The key differences: The Transcend ESD310C Portable 1TB offers 1,050 MB/s reads vs 1,050 MB/s for the WD My Passport SSD Portable 4TB. Capacity options differ: Transcend ESD310C Portable 1TB is 1TB while WD My Passport SSD Portable 4TB is 4TB. The Transcend ESD310C Portable 1TB uses USB 3.2 Gen 2 while the WD My Passport SSD Portable 4TB uses USB 3.2 Gen 2.
Which is faster, Transcend ESD310C Portable 1TB or WD My Passport SSD Portable 4TB?
Both drives offer the same 1,050 MB/s read speeds.
Which has better value, Transcend ESD310C Portable 1TB or WD My Passport SSD Portable 4TB?
The WD My Passport SSD Portable 4TB scores higher (8.7 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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