The Western Digital WD Blue SN580 2TB wins in 3 out of 5 comparable specs. Its biggest advantage is Sequential Read (2143% better).
WD Red Plus 4TB wins in 2 specs (Capacity: 100% better).
Recommendation
Choose WD Blue SN580 2TB if you want the best overall performance — especially sequential read.
Choose WD Red Plus 4TB if capacity matters more to you.
| Spec | Western DigitalWD Blue SN580 2TB | Western DigitalWD Red Plus 4TB |
|---|---|---|
| Storage | ||
| Capacity | 2000 GB | 4000 GB+100% |
| Type | NVMe SSD | HDD |
| Interface | PCIe Gen4 x4 | SATA 6 Gb/s |
| Form Factor | M.2-2280 | 3.5" |
| NAND Type | TLC | N/A |
| Performance | ||
| Sequential Read | 4,150 MB/s+2143% | 185 MB/s |
| Sequential Write | ||
| 4,150 MB/s+2143% |
| 185 MB/s |
| Endurance (TBW) | 900 | N/A |
| Features | ||
| DRAM Cache | No | Yes+100% |
| Platform | ||
| Controller | SanDisk | N/A |
| PCIe Gen | 4 | N/A |
| Price | ||
| MSRP | $90−10% | $100 |
| Release Date | Jun 2023 | Jun 2020 |
