Top M.2 SSDs Performance Rankings

Welcome to our M.2 SSDs Performance Rankings! Here, we’ll add every M.2 SSD we test in our reviews so you can easily choose the best one when upgrading your computer. The SSDs are divided according to their capacity and sorted by Max sequential read speed.

You can buy the SSDs by clicking on their price.

You can check what type of M.2 SSD is supported by your laptop in our Laptop M.2 (NGFF) SSD Compatibility List page.

120 - 128GB M.2 SSDs

M.2 SSD Model
Max Seq. Read/Write
IOPS 4K Read/Write
Latency Read/Write
Price
LiteOn CV1-8B128 0.56 / 0.18 GBps - / - 0.086 / - ms Check Price
Intel SSD Pro 5450s / SSDSCKKF128G8 (SATA) 0.55 / 0.15 GBps 7872 / 17239 0.088 / 0.061 ms Check Price
Samsung CM871 0.51 / 0.13 GBps 4375 / 7724 0.096 / 0.129 ms Check Price

240 - 256GB M.2 SSDs

M.2 SSD Model
Max Seq. Read/Write
IOPS 4K Read/Write
Latency Read/Write
Price
SK hynix SC300 HFS256GD9MNE-6200A (NVMe) 3.19 / 0.92 GBps 11000 / 26180 0.060 / 0.053 ms Check Price
Samsung PM961 (NVMe) 3.16 / 1.21 GBps 13944 / 34826 0.042 / 0.027 ms £99.00
SK Hynix PC401 (NVMe) 2.63 / 0.82 GBps 9363 / 20733 0.037 / 0.050 ms Check Price
Toshiba XG3 THNSN5256GPU7 TO (NVMe) 2.58 / 1.21 GBps 9521 / 27646 0.050 / 0.037 ms Check Price
LiteOn CA1 8D256 (NVMe) 2.48 / 0.98 GBps 9666 / 18057 0.051 / 0.061 ms Check Price
Intel SSD 760p / PEKKW256G8L (NVMe) 2.35 / 1.03 GBps 13340 / 24671 0.047 / 0.048 ms Check Price
Samsung SM951 (NVMe) 2.24 / 1.29 GBps 11320 / 28450 0.057 / 0.034 ms £55.00
Samsung PM951 MZVLV2560 (NVMe) 1.58 / 0.31 GBps - / - 0.121 / 0.035 ms Check Price
Samsung CM871a (SATA III) 0.53 / 0.50 GBps 10881 / 31265 0.033 / 0.043 ms Check Price
Samsung 850 EVO (SATA) 0.51 / 0.47 GBps 11600 / 30683 0.033 / 0.028 ms Check Price

480 - 512GB M.2 SSDs

M.2 SSD Model
Max Seq. Read/Write
IOPS 4K Read/Write
Latency Read/Write
Price
Lite-On CA3 8D512-Q11 3.18 / 1.66 GBps 9864 / 25136 0.171 / 0.041 ms Check Price
Toshiba XG5 KXG50ZNV512G (NVMe) 3.13 / 0.46 GBps 8425 / 29661 0.055 / 0.046 ms Check Price
Intel Pro 6000p 1.83 / 0.59 GBps 7792 / 28266 0.075 / 0.033 ms Check Price
Intel 600p (NVMe) 1.63 / 0.55 GBps 8480 / 34960 0.050 / 0.027 ms £109.00
SK Hynix SC308 (SATA) 0.50 / 0.45 GBps 5468 / 18852 0.053 / 0.199 ms Check Price

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