Crucial
Crucial P3 Plus 4TB
PCIe 4.0 · 5000/4200 MB/s · 4TB
86
/ 100
From $360
VS
Seagate FireCuda 540 1TB wins by 6
Seagate
Seagate FireCuda 540 1TB
PCIe 5.0 · 10000/10000 MB/s · 1TB
92
/ 100
From $180
Specdex verdict
Seagate FireCuda 540 1TB takes it — here’s why.
In our weighted Specdex score, Crucial P3 Plus 4TB lands at 86 and Seagate FireCuda 540 1TB at 92. That puts Seagate FireCuda 540 1TB ahead by 6 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Crucial P3 Plus 4TB if…
- ✓M.2 NVMe
- ✓Competitive per-GB cost
- ✓TBW scales with capacity
Pick Seagate FireCuda 540 1TB if…
- ✓M.2 NVMe
- ✓Competitive per-GB cost
- ✓TBW scales with capacity
Crucial P3 Plus 4TB 86
vs 92 Seagate FireCuda 540 1TB
Score breakdown
Crucial P3 Plus 4TB
86 read 90
write 88
endurance 88
value 84
Seagate FireCuda 540 1TB
92 read 98
write 96
endurance 88
value 84
Specs side-by-side
| Spec | Crucial P3 Plus 4TB | Seagate FireCuda 540 1TB |
|---|---|---|
| Interface | PCIe 4.0 | PCIe 5.0 |
| Capacity | ▲ 4TB | 1TB |
| Read/Write | 5000/4200 MB/s | 10000/10000 MB/s |
Crucial P3 Plus 4TB
Pros
- +M.2 NVMe
- +Competitive per-GB cost
- +TBW scales with capacity
Cons
- −Thermals on Gen 5 drives
- −DRAM-less models slower under sustained load
- −Require heatsinks in many systems
Seagate FireCuda 540 1TB
Pros
- +M.2 NVMe
- +Competitive per-GB cost
- +TBW scales with capacity
Cons
- −Thermals on Gen 5 drives
- −DRAM-less models slower under sustained load
- −Require heatsinks in many systems
FAQ: Crucial P3 Plus 4TB vs Seagate FireCuda 540 1TB
Which is better, Crucial P3 Plus 4TB or Seagate FireCuda 540 1TB? +
Seagate FireCuda 540 1TB scores 92 on our weighted rubric — ahead by 6. Your best pick depends on the sub-scores above.
Is Crucial P3 Plus 4TB worth the price? +
At $360, Crucial P3 Plus 4TB delivers a Specdex score of 86 — strongest in read.
Is Seagate FireCuda 540 1TB worth the price? +
At $180, Seagate FireCuda 540 1TB delivers a Specdex score of 92 — strongest in read.
Does Crucial P3 Plus 4TB or Seagate FireCuda 540 1TB last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.