The 10 Best SATA SSDs in 2027
The Samsung 870 EVO is the best SATA SSD, with up to 560 MB/s read, a 5-year limited warranty and up to 4,800 TBW. The Kingston KC600 (up to 1,200 TBW, encrypted) is #2 and the SanDisk 520 is #3.
At a glance
| # | Pick | Rated sequential read | Best for |
|---|---|---|---|
| 1 | Samsung 870 EVO | Up to 560 MB/s (write up to 530 MB/s) | Anyone who wants the longest endurance rating and a maker-published price |
| 2 | Kingston KC600 | Up to 550 MB/s (write up to 520 MB/s) | Laptops and PCs that need a self-encrypting drive |
| 3 | SanDisk 520 SATA SSD | Up to 560 MB/s (write up to 525 MB/s on 4TB) | A current 5-year drive up to 4TB |
| 4 | WD Blue SA510 | Up to 560 MB/s (write up to 525 MB/s on 4TB) | Buyers who want the familiar WD Blue name |
| 5 | TEAMGROUP CX2 | Up to 550 MB/s (write up to 520 MB/s on 8TB and 16TB) | Very large SATA drives with a published endurance rating |
| 6 | ADATA Ultimate SU650 | Up to 520 MB/s (write up to 450 MB/s) | An upgrade drive with a published TBW for every size |
| 7 | Kingston A400 | Up to 500 MB/s (write up to 450 MB/s) | Replacing an old hard drive in a light-use PC |
| 8 | PNY CS900 | Up to 560 MB/s (write up to 540 MB/s) | A wide capacity range with a 560 MB/s read rating |
| 9 | SanDisk SSD Plus | Up to 545 MB/s (write up to 515 MB/s on 1TB and 2TB) | A basic hard-drive replacement up to 2TB |
| 10 | Silicon Power Ace A55 | Up to 500 MB/s (write up to 450 MB/s) | Large-capacity SATA storage when speed matters less |
Pick by what you want
The ranking
Samsung 870 EVO
The 870 EVO reads up to 560 MB/s and writes up to 530 MB/s, comes from 250GB to 8TB and carries a 5-year limited warranty with up to 4,800 TBW. Samsung lists the 1TB at $414.99.
Kingston KC600
Kingston’s KC600 reads up to 550 MB/s and writes up to 520 MB/s, from 256GB to 2048GB, with XTS-AES 256-bit encryption and a 5-year limited warranty rated up to 1,200 TBW at 2048GB. Kingston does not publish a price.
SanDisk 520 SATA SSD
SanDisk’s 520 reads up to 560 MB/s and writes up to 525 MB/s on the 4TB model, from 500GB to 4TB, with a 5-year limited warranty and up to 1,000 TBW.
WD Blue SA510
The WD Blue SA510 reads up to 560 MB/s and writes up to 525 MB/s on the 4TB model, from 250GB to 4TB, with a 5-year limited warranty and up to 1,000 TBW.
TEAMGROUP CX2
TEAMGROUP’s CX2 runs from 256GB to 16TB, reads up to 550 MB/s and writes up to 520 MB/s on the 8TB and 16TB models, and is rated up to 4,000 TBW at 16TB under a 3-year limited warranty. It has no DRAM cache.
ADATA Ultimate SU650
ADATA’s Ultimate SU650 reads up to 520 MB/s and writes up to 450 MB/s, from 120GB to 2TB, with up to 1,120 TBW on the 2TB and a 3-year limited warranty.
Kingston A400
Kingston’s A400 reads up to 500 MB/s and writes up to 450 MB/s, from 240GB to 960GB, with up to 300 TBW at 960GB and a 3-year limited warranty.
PNY CS900
PNY’s CS900 reads up to 560 MB/s and writes up to 540 MB/s, from 120GB to 8TB, under a 3-year limited warranty or TBW. The page gives no TBW number.
SanDisk SSD Plus
SanDisk’s SSD Plus reads up to 545 MB/s and writes up to 515 MB/s on the 1TB and 2TB models, from 250GB to 2TB, with a 3-year warranty that ends at its TBW limit. The datasheet gives no TBW number.
Silicon Power Ace A55
Silicon Power’s Ace A55 spans 128GB to 16TB and reads up to 500 MB/s and writes up to 450 MB/s, with a 3-year limited warranty or TBW. The page gives no TBW number.
How we ranked these
Questions people ask
What is the best SATA SSD in 2027?
The Samsung 870 EVO: up to 560 MB/s read, 250GB to 8TB, a 5-year limited warranty and up to 4,800 TBW. Samsung lists the 1TB at $414.99.
Which SATA SSDs have a 5-year warranty?
The Samsung 870 EVO, Kingston KC600, SanDisk 520 and WD Blue SA510 list 5 years; the other six on this list list 3 years.
Which SATA SSD has hardware encryption?
The Kingston KC600 lists XTS-AES 256-bit encryption, with up to 1,200 TBW on the 2048GB size.
Which SATA SSD comes in the largest size?
The TEAMGROUP CX2 and Silicon Power Ace A55 both go up to 16TB; the Samsung 870 EVO and PNY CS900 go up to 8TB.
Rated sequential read (MB/s, up to) at a glance
Official sites
- Samsung 870 EVO · samsung.com
- Kingston KC600 · kingston.com
- SanDisk 520 SATA SSD · sandisk.com
- WD Blue SA510 · sandisk.com
- TEAMGROUP CX2 · teamgroupinc.com
- ADATA Ultimate SU650 · webapi3.adata.com
- Kingston A400 · kingston.com
- PNY CS900 · pny.com
- SanDisk SSD Plus · sandisk.com
- Silicon Power Ace A55 · silicon-power.com
Sources
Prices, specs and availability change; confirm on the official site before you buy.