Compare Solid State Drives

Compare Crucial BX100 120GB vs SANDISK Optimus GX 7100 2TB

The main differences between Crucial BX100 120GB and SANDISK Optimus GX 7100 2TB are in Capacity, Interface, NVME and Form Factor.

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Crucial BX100 120GB

SANDISK Optimus GX 7100 2TB

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Pangoly Score (How do we rate?)

85

Pangoly Score (How do we rate?)

-

Brand

Crucial

Brand

SanDisk

Model

CT120BX100SSD1

Model

SDSP71200TAN-000E0
SDSP71200TAN

Release Date

📅 January 2015

Release Date

📅 February 2026

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

User reviews

★★★★★

(119 reviews)

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User reviews

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Performance (Charts)

349th / 1746

Performance (Charts)

n/a

Effective Value

155th / 336

Effective Value

-

Price history

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Price history

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Price/GB

$0.18

Price/GB

$0.27

GB/$1

5.65

GB/$1

3.71

Series

BX100

Series

-

Capacity

120 GB

Capacity

2000 GB

Interface

SATA 6 Gb/s

Interface

PCIe Gen4 x4

NVME

No

NVME

Yes

Form Factor

2.5"

Form Factor

M.2-2280

SSD Controller

Silicon Motion SM2246EN

SSD Controller

-

NAND Flash Type

Micron 16nm MLC NAND

NAND Flash Type

-

Max Sequential Read

Up to 535 MB/s

Max Sequential Read

-

Max Sequential Write

Up to 185 MB/s

Max Sequential Write

-

MTBF

1,500,000 hours

MTBF

-

Options (2)

	250GB $119.00
	500GB $39.99

Options (3)

	500GB $159.99
	4TB $1,199.99
	1TB $299.99

Comparison and key differences summary

Reasons to buy the Crucial BX100 120GB:

96% cheaper, you can save $518.51

Reasons to buy the SANDISK Optimus GX 7100 2TB:

Newer Product, it was released around 11 years later
More Capacity (+1880 GB available)
Newer interface (PCIe Gen4 x4)

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