SANDISK Optimus 5100 1TB vs Seagate FireCuda 120 4TB SSD Comparison

The main differences between SANDISK Optimus 5100 1TB and Seagate FireCuda 120 4TB are in Capacity, Interface, NVME and Form Factor.

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SANDISK Optimus 5100 1TB	Seagate FireCuda 120 4TB
Prices (Change region) In Stock Free shipping $296.93	Prices (Change region) Out of Stock Free shipping $499.99 Out of Stock Free shipping $519.99 Out of Stock Free shipping $552.99 Out of Stock Free shipping $698.83 Show 1 more offers
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Brand SanDisk	Brand Seagate
Model SDSP51100TAN-000E0 SDSP51100TAN	Model ZA4000GM10001 ZA4000GM1A001
Release Date 📅 February 2026	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★★ (29 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.30	Price/GB $0.12
GB/$1 3.37	GB/$1 8
Series -	Series FireCuda 120
Capacity 1000 GB	Capacity 4000 GB
Interface PCIe Gen4 x4	Interface SATA 6 Gb/s
NVME Yes	NVME No
Form Factor M.2-2280	Form Factor 2.5"
NAND Flash Type -	NAND Flash Type 3D TLC
Max Sequential Read -	Max Sequential Read Up to 560 MB/s
Max Sequential Write -	Max Sequential Write Up to 540 MB/s
MTBF -	MTBF 1,800,000 hours