Compare Solid State Drives

Compare SANDISK Optimus 5100 2TB vs Western Digital WD Blue SN5000 4TB

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  2. Solid State Drives
  3. SANDISK Optimus 5100 2TB 🆚 Western Digital WD Blue SN5000 4TB
SANDISK Optimus 5100 2TB and Western Digital WD Blue SN5000 4TB are both solid state drives with the same Interface (PCIe Gen4 x4) and Form Factor (M.2-2280). The main differences are in Capacity.
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SANDISK Optimus 5100 2TB NVMe PCIe Gen4 x4 M.2-2280 SDSP51200TAN-000E0
SANDISK Optimus 5100 2TB
Western Digital WD Blue SN5000 4TB NVMe WDS400T4B0E
Western Digital WD Blue SN5000 4TB
Prices
(Change region)
In Stock
Free shipping
$559.96
Prices
(Change region)
In Stock
$464.00
Last updated 16 minutes ago.
In Stock
$464.80
In Stock
Free shipping
$479.99
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Brand
SanDisk
Brand
Western Digital
Model
  • SDSP51200TAN-000E0
  • SDSP51200TAN
Model
  • WDS400T4B0E
  • WDBS3F0040BNC-WRSN
Release Date
📅 February 2026
Release Date
-
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.28
Price/GB
$0.06
GB/$1
3.57
GB/$1
16.67
Series
-
Series
Blue SN5000 NVMe
Capacity
2000 GB
Capacity
4000 GB
Interface
PCIe Gen4 x4
Interface
PCIe Gen4 x4
NVME
Yes
NVME
Yes
Form Factor
M.2-2280
Form Factor
M.2-2280
Max Sequential Read
-
Max Sequential Read
Up to 5500 MB/s
Max Sequential Write
-
Max Sequential Write
Up to 5000 MB/s
MTBF
-
MTBF
1,750,000 hours
-

Comparison and key differences summary

Reasons to buy the SANDISK Optimus 5100 2TB:

Buy now

Reasons to buy the Western Digital WD Blue SN5000 4TB:

  • 17% cheaper, you can save $95.96
  • More Capacity (+2000 GB available)

Buy now

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