Samsung 990 EVO 1 TB SSD NVme vs Western Digital Black SN770 2 TB SSD NVme

What is the difference between Samsung 990 EVO 1 TB SSD NVme and Western Digital Black SN770 2 TB SSD NVme?

$66,48

Technical Specifications

Format
M.2 (Type 2280)
Capacity
1000 GB
Transfer Interface
NVMe (PCIe 5.0 x2)
Writing Speed
4200 MB/s
Reading Speed
5000 MB/s
Cache DRAM
N/A

$123,00

Technical Specifications

Format
M.2 (Type 2280)
Capacity
2000 GB
Transfer Interface
NVMe (PCIe 4.0 x4)
Writing Speed
4850 MB/s
Reading Speed
5150 MB/s
Cache DRAM
N/A

Rapport qualité-prix

Samsung 990 EVO 1 TB SSD NVme est 46 % moins cher que Western Digital Black SN770 2 TB SSD NVme