Western Digital Red SN700 250GB vs SANDISK Optimus GX 7100 2TB SSD Comparison

Western Digital Red SN700 250GB and SANDISK Optimus GX 7100 2TB are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity and Interface.

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Western Digital Red SN700 250GB	SANDISK Optimus GX 7100 2TB
Prices (Change region) In Stock $191.99 In Stock Free shipping $251.50	Prices (Change region) In Stock $339.92 Last updated 50 minutes ago. In Stock Free shipping $539.99 In Stock $539.99 In Stock Free shipping $539.99 Out of Stock Free shipping $552.26 In Stock $599.99 Show 3 more offers
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Brand Western Digital	Brand SanDisk
Model WDS250G1R0C	Model SDSP71200TAN-000E0 SDSP71200TAN
Release Date 📅 September 2021	Release Date 📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.77	Price/GB $0.17
GB/$1 1.3	GB/$1 5.88
Series -	Series Optimus GX 7100
Capacity 250 GB	Capacity 2000 GB
Interface PCIe Gen3 x4	Interface PCIe Gen4 x4
NVME Yes	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
NAND Flash Type -	NAND Flash Type 3D NAND TLC
Max Sequential Read -	Max Sequential Read Up to 7250 MB/s
Max Sequential Write -	Max Sequential Write Up to 6900 MB/s
MTBF -	MTBF 1,750,000 hours