SANDISK Optimus 5100 2TB vs Kingston A400 120GB SA400M8/120G SSD Comparison

SANDISK Optimus 5100 2TB and Kingston A400 120GB SA400M8/120G 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

Kingston A400 120GB SA400M8/120G

Prices
(Change region)

In Stock

Free shipping

$559.96

Prices
(Change region)

In Stock

Free shipping

$156.42

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Brand

SanDisk

Brand

Kingston

Model

SDSP51200TAN-000E0
SDSP51200TAN

Model

SA400M8/120G

Release Date

📅 February 2026

Release Date

📅 February 2019

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

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(44 reviews)

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Price/GB

$0.28

Price/GB

$0.20

GB/$1

3.57

GB/$1

Series

A400

Capacity

2000 GB

Capacity

120 GB

Interface

PCIe Gen4 x4

Interface

SATA 6 Gb/s

NVME

Yes

NVME

Form Factor

M.2-2280

Form Factor

M.2-2280

NAND Flash Type

3D NAND

Max Sequential Read

Up to 500 MB/s

Max Sequential Write

Up to 320 MB/s

MTBF

1,000,000 hours

Options (7)

	M.2 2280 240 GB $139.99
	SATA3 1.92 TB $208.99
	M.2 2280 480 GB $59.99
	SATA3 240 GB $78.75
	SATA3 120 GB $19.99
	SATA3 480 GB $109.99
	SATA3 960 GB $179.00