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Micron M550 128GB SSD

Price and performance details for the Micron M550 128GB SSD 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.

Micron M550 128GB SSD

Drive Size:  119.2 GB

Other names:  Micron_M550_mSATA_128GB, Micron_M 550_2.5"_7mm SCSI Disk Device, Micron_M550_MTFDDAK128MAY

Drive First Benchmarked: 2016-03-02

Drive Rating/$Price: NA

Overall Rank:  13074

Last Price Change:  NA

Average Drive Rating
2819
Samples: 12

Disk Test Suite Average Results for Micron M550 128GB SSD

Sequential Read416 MBytes/Sec
Sequential Write287 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)188 MBytes/Sec
IOPS 4KQD128 MBytes/Sec
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Drive Rating Relative to Top 10 Common Drives
As of 15th of June 2026 - Higher results represent better performance
Drive Average Disk Rating
Micron M550 128GB SSD
2,819
Seagate ST1000DM010
1,353
Seagate Barracuda 2TB Hard Drive
1,304
TOSHIBA DT01ACA100
1,239
WDC WD10EZEX
1,216
Seagate ST1000DM003
1,170
TOSHIBA DT01ACA050
1,126
TOSHIBA MQ04ABF100
1,048
WDC WD10SPZX
896
TOSHIBA MQ01ABD100
808
Last 5 Baselines for Micron M550 128GB SSD
Most recent listed first
Baseline Disk Rating
BL3360485 - Mar 19 2026
3823
BL3336655 - Mar 09 2026
3474
BL3004783 - Oct 25 2025
3515
BL3000274 - Oct 24 2025
3451
BL2949076 - Oct 02 2025
3461