WD Blue SN570 250GB vs WD_BLACK SN770 1TB SSD Comparison

WD Blue SN570 250GB and WD_BLACK SN770 1TB are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity, Interface, NAND Flash Type and Max Sequential Read.

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WD Blue SN570 250GB	WD_BLACK SN770 1TB
Prices (Change region) In Stock Free shipping $99.00	Prices (Change region) Out of Stock Free shipping $74.99 Out of Stock $74.99 Out of Stock $98.05 Out of Stock Free shipping $148.99 Out of Stock Free shipping $157.50 - Buy now Show 3 more offers
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Brand Western Digital	Brand Western Digital
Model WDS250G3B0C	Model WDS100T3X0E
Release Date 📅 September 2021	Release Date 📅 January 2022
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★★ (2 reviews) Add a product review	User reviews ★★★★☆ (20 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.40	Price/GB $0.10
GB/$1 2.53	GB/$1 10.2
Series Blue SN570 NVMe	Series BLACK SN770 NVMe
Capacity 250 GB	Capacity 1000 GB
Interface PCIe Gen3 x4	Interface PCIe Gen4 x4
NVME Yes	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
SSD Controller -	SSD Controller 20-82-10081-A1
NAND Flash Type TLC	NAND Flash Type 3D TLC BiCS5
Max Sequential Read Up to 3300 MB/s	Max Sequential Read Up to 5150 MB/s
Max Sequential Write Up to 1200 MB/s	Max Sequential Write Up to 4900 MB/s
MTBF 1.5M Hours	MTBF 1.75 Million hours