Compare External Drives

Compare Corsair EX400U Survivor 2TB vs ADATA SD700 3D NAND 256GB ASD700-256GU3-CYL

Corsair EX400U Survivor 2TB and ADATA SD700 3D NAND 256GB ASD700-256GU3-CYL are both external drives with the same Disk Type (SSD). The main differences are in Capacity and Interface.

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Corsair EX400U Survivor 2TB

ADATA SD700 3D NAND 256GB ASD700-256GU3-CYL

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Brand

Corsair

Brand

ADATA

Model

CSSD-EX400US2TB

Model

ASD700-256GU3-CYL

Release Date

📅 October 2025

Release Date

-

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

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Price history

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Price/GB

$0.13

Price/GB

$0.35

GB/$1

7.55

GB/$1

2.85

Capacity

2000 GB

Capacity

256 GB

Disk Type

SSD

Disk Type

SSD

Interface

USB Type C 4.0 Gen 3x2

Interface

USB Type A 3.2 Gen 1

Color

Black

Color

-

Portable

Yes

Portable

Yes

Options (5)

	250 GB USB3.1 Gen2 Gold [Old Ver]
	512 GB IP68 Yellow $224.14
	256 GB IP68 Black
	1 TB IP68 Black $164.92
	512 GB IP68 Black $100.06

Comparison and key differences summary

Reasons to buy the Corsair EX400U Survivor 2TB:

More Capacity (+1744 GB available)

Reasons to buy the ADATA SD700 3D NAND 256GB ASD700-256GU3-CYL:

79% cheaper, you can save $340.17

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