Compare any two Solid State Drives:

VS

Kingston A400 SSD 120GB vs Western Digital WD Blue 3D NAND SATA SSD 1TB

Display Graphs

Hide Graphs

Specification Charts

Capacity

WD Blue 3D NAND SATA SSD 1TB 1024 GB
A400 SSD 120GB 128 GB
Difference: 896 (700%)

Random Read

A400 SSD 120GB N/A IOPS
WD Blue 3D NAND SATA SSD 1TB 950000 IOPS
Difference: -950000 (-100%)

Random Write

A400 SSD 120GB N/A IOPS
WD Blue 3D NAND SATA SSD 1TB 84000 IOPS
Difference: -84000 (-100%)

Sequential Read

WD Blue 3D NAND SATA SSD 1TB 560 MB/sec
A400 SSD 120GB 500 MB/sec
Difference: 60 (12%)

Sequential Write

WD Blue 3D NAND SATA SSD 1TB 530 MB/sec
A400 SSD 120GB 320 MB/sec
Difference: 210 (66%)

Endurance

WD Blue 3D NAND SATA SSD 1TB 400 TB
A400 SSD 120GB 40 TB
Difference: 360 (900%)

Specifications

Display Specifications

Hide Specifications

Model A400 SSD 120GB WD Blue 3D NAND SATA SSD 1TB
Manufacturer Kingston Western Digital
NAND 3bit TLC NAND SanDisk 64-layer 3D TLC
Form Factor 2.5" SATA III 2.5" SATA III
Capacity 128 GB 1024 GB
Cache N/A MB (N/A) MB
Sequential Read 500 MB/s 560 MB/s
Sequential Write 320 MB/s 530 MB/s
Random Read N/A IOPS 950000 IOPS
Random Write N/A IOPS 84000 IOPS
Interface SATA III SATA III
Controller Phison S11 Marvell 88SS1074
Date Released 2017 2018
Endurance 40 TB 400 TB
Notes 3-Year Limited Warranty 3-Year Warranty

Price Comparison

Display Prices

Hide Prices

A400 SSD 120GB

Amazon.com

Check prices at:

WD Blue 3D NAND SATA SSD 1TB

Amazon.com

Check prices at:

Please note that the price comparisons are based on search keywords - sometimes it might show cards with very similar names that are not exactly the same as the one chosen in the comparison. We do try to filter out the wrong results as best we can, though.