Price and performance details for the Seagate ST21G8TM9S25T can be found below. This is made using thousands of PerformanceTest benchmark results and is updated daily.

• The first graph shows the relative performance of the Hard Drive compared to the 10 other common Hard Drives in terms of PassMark Disk Rating.
• The 2nd graph shows the value for money, in terms of the Disk Rating per dollar.