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Portable SSDs

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Crucial X8 Portable 2TB vs WD My Passport SSD Portable 4TB

Compare Crucial X8 Portable 2TB and WD My Passport SSD Portable 4TB 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.

Crucial

Crucial X8 Portable 2TB
8.4/10

A 2TB solid-aluminum previous-gen Crucial X8 portable — often discounted during clearance cycles. Buy when the savings over the X9 Pro 2TB are real (30%+); ignore when pricing is competitive with the X9 Pro (which has the 5-year warranty).

1050/1000 MB/s
Aluminum unibody
Often discounted
Check on Amazon →
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
Crucial X8 Portable 2TB
WD My Passport SSD Portable 4TB
Read Speed
1.1 GB/s
1.1 GB/s
Write Speed
1.0 GB/s
1.0 GB/s
Capacity
2 TB
4 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB
2,400 TB ✓
Warranty
3 Years
3 Years
Score
8.4/10
8.7/10 ✓
Total Wins
0 wins
3 wins

Frequently Asked Questions

Which is better, Crucial X8 Portable 2TB or WD My Passport SSD Portable 4TB?
The WD My Passport SSD Portable 4TB scores 8.7/10 compared to 8.4/10 for the Crucial X8 Portable 2TB. Our expert analysis favors the WD My Passport SSD Portable 4TB for its superior value.
What's the difference between Crucial X8 Portable 2TB and WD My Passport SSD Portable 4TB?
The key differences: The Crucial X8 Portable 2TB offers 1,050 MB/s reads vs 1,050 MB/s for the WD My Passport SSD Portable 4TB. Capacity options differ: Crucial X8 Portable 2TB is 2TB while WD My Passport SSD Portable 4TB is 4TB. The Crucial X8 Portable 2TB uses USB 3.2 Gen 2 while the WD My Passport SSD Portable 4TB uses USB 3.2 Gen 2.
Which is faster, Crucial X8 Portable 2TB or WD My Passport SSD Portable 4TB?
Both drives offer the same 1,050 MB/s read speeds.
Which has better value, Crucial X8 Portable 2TB or WD My Passport SSD Portable 4TB?
The WD My Passport SSD Portable 4TB scores higher (8.7 vs 8.4/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Crucial X8 Portable 2TB vs Samsung T9 Portable SSD → WD My Passport SSD Portable 4TB vs Samsung T9 Portable SSD →
Crucial X8 Portable 2TB vs Samsung T9 Portable 4TB → WD My Passport SSD Portable 4TB vs Samsung T9 Portable 4TB →
Crucial X8 Portable 2TB vs Crucial X10 Pro Portable 4TB → WD My Passport SSD Portable 4TB vs Crucial X10 Pro Portable 4TB →
Crucial X8 Portable 2TB vs Sabrent Rocket Nano V2 → WD My Passport SSD Portable 4TB vs Sabrent Rocket Nano V2 →