Between the Rocket 5 2TB and FireCuda 540 2TB, the Rocket 5 2TB comes out ahead in sequential read and sequential write, while the FireCuda 540 2TB wins on endurance (tbw). Overall, the Rocket 5 2TB scores 88.2 and the FireCuda 540 2TB scores 79.1 on our Mars Score.
Which should you buy?
The Rocket 5 2TB is the clear pick on raw spec strength, leading by 9.1 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Rocket 5 2TB if you care most about sequential read and sequential write. The biggest gaps in its favor are sequential read, sequential write.
Pick the FireCuda 540 2TB if you care most about endurance (tbw). Its strongest claims are endurance (tbw).
Both ship with comparable capacity, interface, so those specs don't separate the two — focus on the differences below.
Bottom line: the Rocket 5 2TB is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Sabrent - Rocket 5 2TB wins
- ▲Sequential read — 40.00% more. 14000 MB/s vs 10000 MB/s.
- ▲Sequential write — 20.00% more. 12000 MB/s vs 10000 MB/s.
Why Seagate - FireCuda 540 2TB wins
- ▲Endurance (TBW) — 66.67% more. 2000 vs 1200.
Spec comparison
Capacity
| Spec | Sabrent - Rocket 5 2TB | Seagate - FireCuda 540 2TB |
|---|---|---|
| Capacity | 2000 GB | 2000 GB |
Performance
| Spec | Sabrent - Rocket 5 2TB | Seagate - FireCuda 540 2TB |
|---|---|---|
| Sequential read | 14000 MB/slead | 10000 MB/s |
| Sequential write | 12000 MB/slead | 10000 MB/s |
| Interface | PCIe 5.0 x4 | PCIe 5.0 x4 |
| Form factor | M.2 2280 | M.2 2280 |
Endurance
| Spec | Sabrent - Rocket 5 2TB | Seagate - FireCuda 540 2TB |
|---|---|---|
| Endurance (TBW)ⓘ | 1200 | 2000lead |
| Warranty | 5 yrs | 5 yrs |
Frequently asked
Spec-level deep dives
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