Crucial Micron SSD RealSSD M4 C400 128GB MLC SATA600

  • Crucial Micron SSD RealSSD M4 C400 128GB MLC SATA600
Based on 4 scores, 9 reviews available
  • Excellent:
  • Good:
  • Average:
  • Bad:


  • Competitively priced.
  • Offers fast performance.
  • Supports SATA 6Gbps.


  • It doesn't come with a drive-bay converter to work with desktop computers.
  • Higher price than C300.

Expert reviews and ratings

By TechSpot on

Budget SSD Roundup: The Best SSD for Less Than $100: The Crucial M4 128GB gives a very good consistent performance and lower cost per gigabyte. It is a very good option for budget users.

By PC Mag on

PCMag Editors did not test the Crucial m4 (128GB). We did, however, test and review the Crucial m4 (256GB) (3.5 stars) from the same series. A 128GB solid-state drive (SSD) measuring just 2.5 inches and packing a SATA 3 connection, the Crucial m4...

By Overclock3D on 83

When we reviewed the Kingston Hyper X earlier in the month we found it to be an absolutely blistering performer with a suitably enthusiast price-tag. The Crucial M4 is obviously cheaper in this 128GB guise, but also crucially (ahem) in the 256GB...

By Pro-Clockers on

Crucial has once again demonstrated they can put out a great performing solid state drive. The m4 definitely takes off where the c300 left off. The read performance numbers fall right in range of some of today’s better solid state drive that also...

By cnet on 80

So far, the Crucial m4 offers the best value among SSDs. Though it's not the fastest, it's by far the most affordable among its...

By on 90

Consumers looking to purchase a high-end SSD upgrade are likely to make their choice based on three criteria; performance, capacity and price. Based on those key factors, we've seen few SATA 6Gbps drives as compelling as Crucial's 128GB m4 SSD. ...

By techPowerUp! on 87

Compared to the older C300, Crucial's m4 SSD is more of a shift in performance priorities than a new design with improved performance all across the board. We see substantially improved performance in scenarios like Large File Copy and Game...

International Review By PC-Experience on

Die neue Crucial m4 SSD darf ohne Umschweife als gelungenes Facelifting der vorherigen RealSSD C300 Serie betrachtet werden, mehr aber auch nicht. Denn außer der Umstellung auf die 25nm Fertigung der NAND-Flash Bausteine und einiger kleineren...

International Review By Hardware France on

Micron a annoncé le RealSSD C400 lors du CES, le 4 janvier dernier. Evolution du RealSSD C300, ce SSD arrive sous la dénomination commerciale M4 chez Crucial, la filiale grand public de Micron. Lancé un an plus tôt, le C300 se distinguait des autres SSD...