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Portable SSDs

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Netac ZX1 Portable 2TB vs Sabrent Rocket XTRM-Q Portable 4TB

Compare Netac ZX1 Portable 2TB and Sabrent Rocket XTRM-Q Portable 4TB side by side. Both are 2TB USB 3.2 Gen 2x2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Netac

Netac ZX1 Portable 2TB
7.6/10

The 2TB ZX1 doubles both capacity and SLC cache budget. Budget pricing holds -- among the most affordable 2TB Gen 2x2 portables at retail. Buyers should temper expectations on sustained writes after the SLC cache exhausts.

Gen 2x2 2000/1800 MB/s
Budget pricing
2400 TBW
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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
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Spec Comparison

Spec
Netac ZX1 Portable 2TB
Sabrent Rocket XTRM-Q Portable 4TB
Read Speed
2.0 GB/s
2.7 GB/s ✓
Write Speed
1.8 GB/s
2.7 GB/s ✓
Capacity
2 TB
4 TB ✓
Interface
USB 3.2 Gen 2x2
Thunderbolt 3
Endurance (TBW)
1,200 TB
2,400 TB ✓
Warranty
3 Years
3 Years
Score
7.6/10
8.7/10 ✓
Total Wins
0 wins
5 wins

Frequently Asked Questions

Which is better, Netac ZX1 Portable 2TB or Sabrent Rocket XTRM-Q Portable 4TB?
The Sabrent Rocket XTRM-Q Portable 4TB scores 8.7/10 compared to 7.6/10 for the Netac ZX1 Portable 2TB. Our expert analysis favors the Sabrent Rocket XTRM-Q Portable 4TB for its superior speed.
What's the difference between Netac ZX1 Portable 2TB and Sabrent Rocket XTRM-Q Portable 4TB?
The key differences: The Netac ZX1 Portable 2TB offers 2,000 MB/s reads vs 2,700 MB/s for the Sabrent Rocket XTRM-Q Portable 4TB. Capacity options differ: Netac ZX1 Portable 2TB is 2TB while Sabrent Rocket XTRM-Q Portable 4TB is 4TB. The Netac ZX1 Portable 2TB uses USB 3.2 Gen 2x2 while the Sabrent Rocket XTRM-Q Portable 4TB uses Thunderbolt 3.
Which is faster, Netac ZX1 Portable 2TB or Sabrent Rocket XTRM-Q Portable 4TB?
The Sabrent Rocket XTRM-Q Portable 4TB is faster with 2,700 MB/s read speeds compared to 2,000 MB/s for the Netac ZX1 Portable 2TB. That's a 35% speed advantage.
Which has better value, Netac ZX1 Portable 2TB or Sabrent Rocket XTRM-Q Portable 4TB?
The Sabrent Rocket XTRM-Q 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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