SK hynix
SK hynix Platinum P51 2TB
PCIe 5.0 · 14.7 GB/s · TLC
92
/ 100
From $279
VS
Samsung 9100 Pro 2TB wins by 3
Samsung
Samsung 9100 Pro 2TB
PCIe 5.0 · 14.8 GB/s · TLC
95
/ 100
From $269
Specdex verdict
Samsung 9100 Pro 2TB takes it — here’s why.
In our weighted Specdex score, SK hynix Platinum P51 2TB lands at 92 and Samsung 9100 Pro 2TB at 95. That puts Samsung 9100 Pro 2TB ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.
Pick SK hynix Platinum P51 2TB if…
- ✓PCIe 5.0 with low power draw
- ✓SK hynix in-house controller + NAND
- ✓Quiet under sustained writes
Pick Samsung 9100 Pro 2TB if…
- ✓Class-leading PCIe 5.0 sequentials
- ✓5-year warranty
- ✓Magician software polished
SK hynix Platinum P51 2TB 92
vs 95 Samsung 9100 Pro 2TB
Score breakdown
SK hynix Platinum P51 2TB
92 speed 95
endurance 92
software 84
value 88
reliability 92
Samsung 9100 Pro 2TB
95 speed 100
endurance 92
software 96
value 80
reliability 92
Specs side-by-side
| Spec | SK hynix Platinum P51 2TB | Samsung 9100 Pro 2TB |
|---|---|---|
| Capacity | 1 / 2 / 4 TB | 1 / 2 / 4 / 8 TB |
| Interface | PCIe 5.0 x4 NVMe 2.0 | PCIe 5.0 x4 NVMe 2.0 |
| Sequential read | 14700 MB/s | 14800 MB/s |
| Sequential write | 13400 MB/s | 13400 MB/s |
| NAND | SK hynix 238L 3D TLC | Samsung V8 V-NAND TLC |
| Endurance | 1200 TBW (2TB) | 1200 TBW (2TB) |
| Warranty | 5 years | 5 years |
SK hynix Platinum P51 2TB
Pros
- +PCIe 5.0 with low power draw
- +SK hynix in-house controller + NAND
- +Quiet under sustained writes
Cons
- −Smaller market presence vs Samsung
- −Software polish behind Magician
- −Still requires heatsink
Samsung 9100 Pro 2TB
Pros
- +Class-leading PCIe 5.0 sequentials
- +5-year warranty
- +Magician software polished
Cons
- −Runs hot — heatsink recommended
- −Premium pricing
- −TLC vs newer V-NAND mixed reception
FAQ: SK hynix Platinum P51 2TB vs Samsung 9100 Pro 2TB
Which is better, SK hynix Platinum P51 2TB or Samsung 9100 Pro 2TB? +
Samsung 9100 Pro 2TB scores 95 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.
Is SK hynix Platinum P51 2TB worth the price? +
At $279, SK hynix Platinum P51 2TB delivers a Specdex score of 92 — strongest in speed.
Is Samsung 9100 Pro 2TB worth the price? +
At $269, Samsung 9100 Pro 2TB delivers a Specdex score of 95 — strongest in speed.
Does SK hynix Platinum P51 2TB or Samsung 9100 Pro 2TB 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.