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Portable SSDs

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SanDisk Extreme Pro Portable 4TB vs WD Black P50 Game Drive SSD Portable 2TB

Compare SanDisk Extreme Pro Portable 4TB and WD Black P50 Game Drive SSD Portable 2TB side by side. Both are 4TB 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 4TB
9.3/10

The 4TB Extreme Pro is the largest portable SSD in SanDisk's ruggedized line and a direct competitor to the Samsung T7 Shield 4TB. The 5-year warranty plus IP55 rubber armor are distinguishing factors vs other 4TB portable SSDs — most peers only offer 3.

4TB @ IP55 rugged
5-year warranty
Both cables in box
Check on Amazon →

Western Digital

WD Black P50 Game Drive SSD Portable 2TB
8.6/10

The 2TB Black P50 doubles the SLC cache budget of the 1TB — sustained writes hold 2000 MB/s noticeably longer than on the 1TB. RGB-free Gen 2x2 with a 5-year warranty is genuinely rare; the chief competitor is the Kingston XS2000 2TB, also 5-year but lower price.

Gen 2x2 + 2TB
5-year warranty
RGB-free gamer aesthetic
Check on Amazon →

Spec Comparison

Spec
SanDisk Extreme Pro Portable 4TB
WD Black P50 Game Drive SSD Portable 2TB
Read Speed
1.1 GB/s
2.0 GB/s ✓
Write Speed
1.0 GB/s
2.0 GB/s ✓
Capacity
4 TB ✓
2 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
2,400 TB ✓
1,200 TB
Warranty
5 Years
5 Years
Score
9.3/10 ✓
8.6/10
Total Wins
3 wins
2 wins

Frequently Asked Questions

Which is better, SanDisk Extreme Pro Portable 4TB or WD Black P50 Game Drive SSD Portable 2TB?
The SanDisk Extreme Pro Portable 4TB scores 9.3/10 compared to 8.6/10 for the WD Black P50 Game Drive SSD Portable 2TB. Our expert analysis favors the SanDisk Extreme Pro Portable 4TB for its superior value.
What's the difference between SanDisk Extreme Pro Portable 4TB and WD Black P50 Game Drive SSD Portable 2TB?
The key differences: The SanDisk Extreme Pro Portable 4TB offers 1,050 MB/s reads vs 2,000 MB/s for the WD Black P50 Game Drive SSD Portable 2TB. Capacity options differ: SanDisk Extreme Pro Portable 4TB is 4TB while WD Black P50 Game Drive SSD Portable 2TB is 2TB. The SanDisk Extreme Pro Portable 4TB uses USB 3.2 Gen 2 while the WD Black P50 Game Drive SSD Portable 2TB uses USB 3.2 Gen 2.
Which is faster, SanDisk Extreme Pro Portable 4TB or WD Black P50 Game Drive SSD Portable 2TB?
The WD Black P50 Game Drive SSD Portable 2TB is faster with 2,000 MB/s read speeds compared to 1,050 MB/s for the SanDisk Extreme Pro Portable 4TB. That's a 90% speed advantage.
Which has better value, SanDisk Extreme Pro Portable 4TB or WD Black P50 Game Drive SSD Portable 2TB?
The SanDisk Extreme Pro Portable 4TB scores higher (9.3 vs 8.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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