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Compare SANDISK Optimus 5100 1TB vs Synology SAT5210 3.84TB

The main differences between SANDISK Optimus 5100 1TB and Synology SAT5210 3.84TB are in Capacity, Interface, NVME and Form Factor.
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Brand
SanDisk
Brand
Synology
Model
  • SDSP51100TAN-000E0
  • SDSP51100TAN
Model
SAT5210-3840G
Release Date
📅 February 2026
Release Date
📅 January 2022
* First availability for purchase, it may not correspond to the actual market launch date.
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Price history
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Price/GB
$0.30
Price/GB
$0.29
GB/$1
3.37
GB/$1
3.49
Capacity
1000 GB
Capacity
3840 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 NAND TLC
Max Sequential Read
-
Max Sequential Read
Up to 530 MB/s
Max Sequential Write
-
Max Sequential Write
Up to 500 MB/s
MTBF
-
MTBF
1.5 million hours
-

Comparison and key differences summary

Reasons to buy the SANDISK Optimus 5100 1TB:

  • 73% cheaper, you can save $803.06
  • Newer Product, it was released around 4 years later
  • Newer interface (PCIe Gen4 x4)

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Reasons to buy the Synology SAT5210 3.84TB:

  • More Capacity (+2840 GB available)

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