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Compare SANDISK Optimus 5100 2TB vs Western Digital WDS250G2B0B

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  2. Solid State Drives
  3. SANDISK Optimus 5100 2TB 🆚 Western Digital WDS250G2B0B
SANDISK Optimus 5100 2TB and Western Digital WDS250G2B0B are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity, Interface and NVME.
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SANDISK Optimus 5100 2TB NVMe PCIe Gen4 x4 M.2-2280 SDSP51200TAN-000E0
SANDISK Optimus 5100 2TB
WD Blue 3D NAND 250GB SSD SATA III 6 Gb/s M.2 2280 WDS250G2B0B
Western Digital WDS250G2B0B
Prices
(Change region)
In Stock
Free shipping
$559.96
Prices
(Change region)
Out of Stock
$54.99
Out of Stock
+ $0.99 Shipping
$54.99
Out of Stock
$57.99
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Brand
SanDisk
Brand
Western Digital
Model
  • SDSP51200TAN-000E0
  • SDSP51200TAN
Model
WDS250G2B0B
Release Date
📅 February 2026
Release Date
📅 July 2017
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★★
(290 reviews)
Performance (Charts)
n/a
Performance (Charts)
317th / 1746
Effective Value
-
Effective Value
198th / 336
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.28
Price/GB
$0.22
GB/$1
3.57
GB/$1
4.55
Series
-
Series
Blue
Capacity
2000 GB
Capacity
250 GB
Interface
PCIe Gen4 x4
Interface
SATA 6 Gb/s
NVME
Yes
NVME
No
Form Factor
M.2-2280
Form Factor
M.2-2280
NAND Flash Type
-
NAND Flash Type
3D NAND
Max Sequential Read
-
Max Sequential Read
Up to 550 MB/s
Max Sequential Write
-
Max Sequential Write
Up to 525 MB/s
MTBF
-
MTBF
Up to 1.75M hours
-
WD Blue 3D NAND 1TB M.2 1TB
$89.99
WD Blue 3D NAND 2TB M.2 WDS200T2B0B 2TB
$444.45
WD Blue 3D NAND 500GB M.2 500GB
$287.29

Comparison and key differences summary

Reasons to buy the SANDISK Optimus 5100 2TB:

  • Newer Product, it was released around 9 years later
  • More Capacity (+1750 GB available)
  • Newer interface (PCIe Gen4 x4)

Buy now

Reasons to buy the Western Digital WDS250G2B0B:

  • 90% cheaper, you can save $504.97

Buy now

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