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Compare Seagate FireCuda 120 4TB vs SANDISK Optimus GX 7100M 2TB

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  2. Solid State Drives
  3. Seagate FireCuda 120 4TB 🆚 SANDISK Optimus GX 7100M 2TB
The main differences between Seagate FireCuda 120 4TB and SANDISK Optimus GX 7100M 2TB are in Capacity, Interface, NVME and Form Factor.
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Seagate FireCuda 120 4TB SATA 2.5" SATA 6 GB/s 3D-TLC ZA4000GM10001
Seagate FireCuda 120 4TB
SANDISK Optimus GX 7100M 2TB NVMe PCIe Gen4 x4 M.2-2230 SDSP71200TAT-000E0
SANDISK Optimus GX 7100M 2TB
Prices
(Change region)
Out of Stock
Free shipping
$499.99
Out of Stock
Free shipping
$519.99
Out of Stock
Free shipping
$552.99
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Prices
(Change region)
In Stock
Free shipping
$599.99
In Stock
$708.92
Last updated 22 minutes ago.
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Seagate
Brand
SanDisk
Model
  • ZA4000GM10001
  • ZA4000GM1A001
Model
  • SDSP71200TAT-000E0
  • SDSP71200TAT
Release Date
-
Release Date
📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★★
(29 reviews)
User reviews
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.12
Price/GB
$0.30
GB/$1
8
GB/$1
3.33
Series
FireCuda 120
Series
-
Capacity
4000 GB
Capacity
2000 GB
Interface
SATA 6 Gb/s
Interface
PCIe Gen4 x4
NVME
No
NVME
Yes
Form Factor
2.5"
Form Factor
M.2-2230
NAND Flash Type
3D TLC
NAND Flash Type
-
Max Sequential Read
Up to 560 MB/s
Max Sequential Read
-
Max Sequential Write
Up to 540 MB/s
Max Sequential Write
-
MTBF
1,800,000 hours
MTBF
-
-

Comparison and key differences summary

Reasons to buy the Seagate FireCuda 120 4TB:

  • 17% cheaper, you can save $100.00
  • More Capacity (+2000 GB available)

Buy now

Reasons to buy the SANDISK Optimus GX 7100M 2TB:

  • Newer interface (PCIe Gen4 x4)

Buy now

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