As an Amazon Associate I earn from qualifying purchases. We may earn a commission from qualifying purchases made through links on this page. Prices and availability are subject to change. We are reader-supported and independent — our rankings are based on an objective scoring rubric, not sponsorship.

Kingston XS2000 4TB vs Lexar SL660 1TB

Compare Kingston XS2000 4TB and Lexar SL660 1TB side by side. Both are 4TB USB 3.2 Gen 2x2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

Kingston

Kingston XS2000 4TB

8.5/10

The 4TB XS2000 is the budget king at this capacity — Kingston has priced it aggressively against the T9 and Sabrent since launch. If you need a Gen 2x2 4TB portable and the budget is tight, this is the price-floor drive to shortlist.

4TB Gen 2x2

5-year warranty

2400 TBW endurance

Check on Amazon →

Lexar

Lexar SL660 1TB

8.1/10

A premium 2000 MB/s Gen 2x2 portable with an aluminum body and an RGB-lit Logo. The RGB is a divisive feature but the performance is real, and the build quality distinguishes it from cheaper Gen 2x2 peers like the Patriot Evlvr.

Gen 2x2 2000/2000 MB/s

Aluminum body

3-year warranty

Check on Amazon →

Spec Comparison

Spec

Kingston XS2000 4TB

Lexar SL660 1TB

Read Speed

2.0 GB/s

Write Speed

2.0 GB/s

Capacity

4 TB ✓

1 TB

Interface

USB 3.2 Gen 2x2

Endurance (TBW)

2,400 TB ✓

600 TB

Warranty

5 Years ✓

3 Years

Score

8.5/10 ✓

8.1/10

Total Wins

4 wins

0 wins

Frequently Asked Questions

Which is better, Kingston XS2000 4TB or Lexar SL660 1TB?

The Kingston XS2000 4TB scores 8.5/10 compared to 8.1/10 for the Lexar SL660 1TB. Our expert analysis favors the Kingston XS2000 4TB for its superior value.

What's the difference between Kingston XS2000 4TB and Lexar SL660 1TB?

The key differences: The Kingston XS2000 4TB offers 2,000 MB/s reads vs 2,000 MB/s for the Lexar SL660 1TB. Capacity options differ: Kingston XS2000 4TB is 4TB while Lexar SL660 1TB is 1TB. The Kingston XS2000 4TB uses USB 3.2 Gen 2x2 while the Lexar SL660 1TB uses USB 3.2 Gen 2x2.

Which is faster, Kingston XS2000 4TB or Lexar SL660 1TB?

Both drives offer the same 2,000 MB/s read speeds.

Which has better value, Kingston XS2000 4TB or Lexar SL660 1TB?

The Kingston XS2000 4TB scores higher (8.5 vs 8.1/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Kingston XS2000 4TB vs Samsung T9 2TB → Lexar SL660 1TB vs Samsung T9 2TB →

Kingston XS2000 4TB vs Samsung T9 Portable SSD → Lexar SL660 1TB vs Samsung T9 Portable SSD →

Kingston XS2000 4TB vs Crucial X10 Pro 2TB → Lexar SL660 1TB vs Crucial X10 Pro 2TB →

Kingston XS2000 4TB vs Samsung T7 4TB → Lexar SL660 1TB vs Samsung T7 4TB →