Compare Solid State Drives

Compare Western Digital SN730 256GB vs SN850 500GB

Western Digital SN730 256GB and Western Digital SN850 500GB are both solid state drives with the same Form Factor (M.2-2280) and NAND Flash Type (3D NAND). The main differences are in Capacity, Interface, Max Sequential Read and Max Sequential Write.

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Western Digital SN730 256GB

Western Digital SN850 500GB

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Last updated 41 minutes ago.

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Brand

Western Digital

Brand

Western Digital

Model

SDBPNTY-256G

Model

WDS500G1X0E

Release Date

📅 November 2021

Release Date

📅 October 2020

* First availability for purchase, it may not correspond to the actual market launch date.

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Performance (Charts)

n/a

Performance (Charts)

51st / 1746

Effective Value

-

Effective Value

13th / 336

Price history

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Price history

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Price/GB

$0.35

Price/GB

$0.12

GB/$1

2.88

GB/$1

8.33

Series

PC SN730 NVMe

Series

BLACK SN850 NVMe

Capacity

256 GB

Capacity

500 GB

Interface

PCIe Gen3 x4

Interface

PCIe Gen4 x4

NVME

Yes

NVME

Yes

Form Factor

M.2-2280

Form Factor

M.2-2280

SSD Controller

-

SSD Controller

WD/SanDisk NVMe G2

NAND Flash Type

3D NAND

NAND Flash Type

3D NAND

Max Sequential Read

Up to 3150 MB/s

Max Sequential Read

Up to 7000 MB/s

Max Sequential Write

Up to 2100 MB/s

Max Sequential Write

Up to 4100 MB/s

MTBF

Up to 1.75M hours

MTBF

1.75M Hours

-

Options (3)

	1TB Call of Duty: Black Ops Cold War Special Edition $69.99
	1TB Standard Edition $187.61
	2TB Standard Edition $291.00

Comparison and key differences summary

Reasons to buy the Western Digital SN730 256GB:

39% cheaper, you can save $61.51
Newer Product, it was released around 13 months later

Reasons to buy the Western Digital SN850 500GB:

More Capacity (+244 GB available)
Newer interface (PCIe Gen4 x4)

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