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Compare Corsair EX400U Survivor 2TB vs Seagate Expansion 3TB

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  2. External Drives
  3. Corsair EX400U Survivor 2TB 🆚 Seagate Expansion 3TB
The main differences between Corsair EX400U Survivor 2TB and Seagate Expansion 3TB are in Capacity, Interface and Portable.
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Corsair EX400U Survivor 2TB USB4 External SSD IP55 Rugged CSSD-EX400US2TB
Corsair EX400U Survivor 2TB
Seagate Expansion 3TB USB 3.0 (STEB3000100)
Seagate Expansion 3TB
Prices
(Change region)
In Stock
$429.99
Last updated 43 minutes ago.
In Stock
Free shipping
$429.99
In Stock
Free shipping
$429.99
Prices
(Change region)
Out of Stock
Free shipping
$454.40
-
Buy now
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Corsair
Brand
Seagate
Model
CSSD-EX400US2TB
Model
STEB3000100
Release Date
📅 October 2025
Release Date
📅 May 2018
* 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
$0.13
Price/GB
$0.15
GB/$1
7.55
GB/$1
6.6
Capacity
2000 GB
Capacity
3000 GB
Disk Type
SSD
Disk Type
-
Interface
USB Type C 4.0 Gen 3x2
Interface
USB Type A 3.2 Gen 1
Color
Black
Color
-
Portable
Yes
Portable
No
Seagate Expansion 6TB 6TB
$124.99
Seagate Expansion 4TB 4TB
$196.00
Seagate Expansion 5TB 5TB
$645.57
Seagate Expansion 8TB 8TB
$167.11
Seagate Expansion Desktop 16TB 16TB
$259.99

Comparison and key differences summary

Reasons to buy the Corsair EX400U Survivor 2TB:

  • 5% cheaper, you can save $24.41
  • Newer Product, it was released around 8 years later

Buy now

Reasons to buy the Seagate Expansion 3TB:

  • More Capacity (+1000 GB available)

Buy now

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