Western Digital SN850 1TB vs WD Blue SN550 1TB NVMe SSD Comparison

Western Digital SN850 1TB and WD Blue SN550 1TB NVMe are both solid state drives with the same Capacity (1000 GB), Form Factor (M.2-2280) and NAND Flash Type (3D NAND). The main differences are in Performance (+84%), Interface, Max Sequential Read and Max Sequential Write.

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Western Digital SN850 1TB	WD Blue SN550 1TB NVMe
Prices (Change region) Out of Stock Free shipping $104.99 Out of Stock Free shipping $104.99 Out of Stock $104.99 Out of Stock Free shipping $112.99 Out of Stock Free shipping $147.99 Out of Stock Free shipping $159.99 Out of Stock $199.99 Out of Stock Free shipping $212.46 Out of Stock Free shipping $229.99 - Buy now Show 7 more offers	Prices (Change region) In Stock Free shipping $163.46
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Brand Western Digital	Brand Western Digital
Model WDS100T1X0E	Model WDS100T2B0C
Release Date 📅 October 2020	Release Date 📅 December 2019
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★★ (6 reviews) Add a product review
Performance (Charts) 43rd / 1746 (0%)	Performance (Charts) 114th / 1746 (-84%)
Effective Value 25th / 336	Effective Value 104th / 336
Price history View Details ►	Price history View Details ►
Price/GB $0.21	Price/GB $0.16
GB/$1 4.71	GB/$1 6.12
Series BLACK SN850 NVMe	Series Blue SN550 NVMe
Capacity 1000 GB	Capacity 1000 GB
Interface PCIe Gen4 x4	Interface PCIe Gen3 x4
NVME Yes	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
SSD Controller WD/SanDisk NVMe G2	SSD Controller -
NAND Flash Type 3D NAND	NAND Flash Type 3D NAND
Max Sequential Read Up to 7000 MB/s	Max Sequential Read Up to 2400 MB/s
Max Sequential Write Up to 5300 MB/s	Max Sequential Write Up to 1950 MB/s
MTBF 1.75M Hours	MTBF 1.7M hours