WD Blue vs ADATA Ultimate SU650

vs
WD Blue ADATA Ultimate SU650
2.5-Inch
Form
2.5-Inch
SATA III
Interface
SATA III
250
Storage
256
550
Seq. Read Speed
520
95
Rand. Read Speed
40
81
Rand. Write Speed
75
525
Seq. Write Speed
450
about