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Samsung 870 Evo 250GB vs Kingston A400 SSD 120GB

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Specification Charts


870 Evo 250GB 250 GB
A400 SSD 120GB 128 GB
Difference: 122 (95%)

Random Read

870 Evo 250GB 980000 IOPS
A400 SSD 120GB (N/A) IOPS
Difference: 980000 (-100%)

Random Write

870 Evo 250GB 88000 IOPS
A400 SSD 120GB (N/A) IOPS
Difference: 88000 (-100%)

Sequential Read

870 Evo 250GB 560 MB/sec
A400 SSD 120GB 500 MB/sec
Difference: 60 (12%)

Sequential Write

870 Evo 250GB 530 MB/sec
A400 SSD 120GB 320 MB/sec
Difference: 210 (66%)


870 Evo 250GB 150 TB
A400 SSD 120GB 40 TB
Difference: 110 (275%)


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Model 870 Evo 250GB A400 SSD 120GB
Manufacturer Samsung Kingston
NAND Samsung 128L TLC 3bit TLC NAND
Form Factor 2.5" SATA III 2.5" SATA III
Capacity 250 GB 128 GB
Cache 256 MB (N/A) MB
Sequential Read 560 MB/s 500 MB/s
Sequential Write 530 MB/s 320 MB/s
Random Read 980000 IOPS (N/A) IOPS
Random Write 88000 IOPS (N/A) IOPS
Controller Samsung MKX Metis Phison S11
Date Released 2021 2017
Endurance 150 TB 40 TB
Notes 5-Year Warranty 3-Year Limited Warranty

Price Comparison

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870 Evo 250GB

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A400 SSD 120GB

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