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Portable SSDs

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Sabrent Rocket XTRM-Q Portable 4TB vs WD Black P50 Game Drive SSD Portable 2TB

Compare Sabrent Rocket XTRM-Q Portable 4TB and WD Black P50 Game Drive SSD Portable 2TB side by side. Both are 4TB Thunderbolt 3 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

Sabrent

Sabrent Rocket XTRM-Q Portable 4TB
8.7/10

A 4TB Thunderbolt 3 portable SSD — unusual intersection of capacity and Thunderbolt-class speed. The XTRM-Q 4TB is portable-class storage for working 8K RED RAW video editors. Premium pricing matches the niche use case.

Thunderbolt 3 + 4TB
2700 MB/s sustained
Aluminum body
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
Sabrent Rocket XTRM-Q Portable 4TB
WD Black P50 Game Drive SSD Portable 2TB
Read Speed
2.7 GB/s ✓
2.0 GB/s
Write Speed
2.7 GB/s ✓
2.0 GB/s
Capacity
4 TB ✓
2 TB
Interface
Thunderbolt 3
USB 3.2 Gen 2
Endurance (TBW)
2,400 TB ✓
1,200 TB
Warranty
3 Years
5 Years ✓
Score
8.7/10 ✓
8.6/10
Total Wins
5 wins
1 win

Frequently Asked Questions

Which is better, Sabrent Rocket XTRM-Q Portable 4TB or WD Black P50 Game Drive SSD Portable 2TB?
The Sabrent Rocket XTRM-Q Portable 4TB scores 8.7/10 compared to 8.6/10 for the WD Black P50 Game Drive SSD Portable 2TB. Our expert analysis favors the Sabrent Rocket XTRM-Q Portable 4TB for its superior speed.
What's the difference between Sabrent Rocket XTRM-Q Portable 4TB and WD Black P50 Game Drive SSD Portable 2TB?
The key differences: The Sabrent Rocket XTRM-Q Portable 4TB offers 2,700 MB/s reads vs 2,000 MB/s for the WD Black P50 Game Drive SSD Portable 2TB. Capacity options differ: Sabrent Rocket XTRM-Q Portable 4TB is 4TB while WD Black P50 Game Drive SSD Portable 2TB is 2TB. The Sabrent Rocket XTRM-Q Portable 4TB uses Thunderbolt 3 while the WD Black P50 Game Drive SSD Portable 2TB uses USB 3.2 Gen 2.
Which is faster, Sabrent Rocket XTRM-Q Portable 4TB or WD Black P50 Game Drive SSD Portable 2TB?
The Sabrent Rocket XTRM-Q Portable 4TB is faster with 2,700 MB/s read speeds compared to 2,000 MB/s for the WD Black P50 Game Drive SSD Portable 2TB. That's a 35% speed advantage.
Which has better value, Sabrent Rocket XTRM-Q Portable 4TB or WD Black P50 Game Drive SSD Portable 2TB?
The Sabrent Rocket XTRM-Q Portable 4TB scores higher (8.7 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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