
Corsair EX400U Survivor 1TB USB4 External SSD
Up to 4000 MB/s, IP55 Rugged Drive, Plug & Play for PC, Mac & iPad – Black
Price as of 2026-06-06. Check Amazon for the current price.
Quick Decision
Price Intelligence
Is This Right For You?
- •Those who want a top-rated option — in the top 2% of External SSDs by rating
- •You prefer well-established products — only 51 reviews, so the rating may still shift
- •Seagate Portable 2TB External Hard Drive HDD — 55% cheaper at $120 (Score A+)
📊 Based on data analysis of 43 products in this category.
Mubboo Score: C+
How It Compares
This Product Corsair EX400U Survivor 1TB USB4 External SSD | Most Popular Western Digital WD 5TB Elements Portable External Hard Drive | Best Rated Sandisk 2TB Extreme Portable External SSD | Best Value Seagate Portable 2TB External Hard Drive HDD | |
|---|---|---|---|---|
| Price | $264.99 | $214.99 | $599.99 | $119.90 |
| Rating | 4.8/5 | 4.6/5 | 4.8/5 | 4.6/5 |
| Reviews | 51 | 313,822 | 25,320 | 270,614 |
| Mubboo Score | C+ | A+ | B | A+ |
Quick Specs
- Color
- Black
- Read Speed
- 4000 Megabytes Per Second
- Form Factor
- Portable SSD
- Item Weight
- 0.08 Kilograms
- Media Speed
- 4000 Megabytes Per Second
- Manufacturer
- Corsair
- Model Number
- CSSD-EX400US1TB
- Built-In Media
- USB Cable
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Connect directly to USB-C for full speed and avoid hubs; SSDs may run warm under load, and performance can degrade when near full capacity.
- Fast transfer speeds
- Compact and portable design
- Reliable and durable build
- Easy plug-and-play setup
- Heat buildup during sustained transfers
- Write speed drops when drive fills up
Expert Picks in External SSDs
- Samsung T9 — Most users — versatile all-rounder
- SanDisk Extreme Pro Portable SSD — Rugged use / outdoor professionals
- LaCie Rugged SSD Pro5 — Professional / Thunderbolt 5 workflows
- Samsung T9 — Best overall — most users
- SanDisk Extreme Portable SSD — Outdoor / rugged use
- LaCie Rugged SSD4 — USB4 / cross-platform performance
Category recommendations from independent expert publications. Source links in References.
Related Video Reviews
Key Features
- ✦Rugged, Environmentally Sealed Housing – A heavy-duty housing stands up to the rigors of daily use, with IP55 protection to keep your data safe from the elements
- ✦Unbelievable USB4 Speed on the Go – With transfer speeds rivaling internal drives – up to 40Gbps via USB4 – the EX400U SURVIVOR handles massive video files, game libraries, and cre…
- ✦Plug-and-Play Simplicity – One USB Type-C cable handles both power and data – no drivers, no setup, just powerful storage right out of the box
- ✦Wide-Ranging Compatibility – The EX400U SURVIVOR achieves maximum performance on laptop and desktop hosts with USB4/Thunderbolt 4 ports, with additional support for iOS/iPadOS 13 a…
- ✦Blazing-Fast NVMe Performance – Enjoy up to 4,000MB/sec read and 3,600MB/sec write speeds to move and edit large files in record time *Performance varies by capacity, Maximum perfo…
Source: product listing on Amazon.
About Corsair
- 11 products in our database
- Average rating: 4.5/5 across all products
- Price range: $25.22 – $549.99
- Categories: External SSDs, Game Controllers, Gaming Chairs, Mechanical Keyboards, Mouse Pads, Portable SSDs
Other External SSDs




Bottom Line
Corsair EX400U Survivor 1TB USB4 External SSD earns Mubboo Score C+. Priced at $265 — a mid-range option, below the category average of $330. Rated 4.8/5 from 51+ reviews. Strong buy if: those who want a top-rated option. Skip if: you prefer well-established products — Western Digital WD 5TB Elements Portable External Hard Drive (Score A+, $215) may fit better.
Frequently Asked Questions
Is the Corsair EX400U Survivor 1TB USB4 External SSD worth buying in 2026?
It earns a Mubboo Score of C+, with a 4.8/5 rating from 51 reviews — better than 98% of External SSDs we track.
How much does the Corsair EX400U Survivor 1TB USB4 External SSD cost?
It is currently $264.99 — mid-tier pricing for External SSDs.
How does the EX400U Survivor 1TB USB4 External SSD compare to other External SSDs?
The category's most-reviewed alternative is the Western Digital WD 5TB Elements Portable External Hard Drive (4.6/5, 313,822 reviews, $214.99). The EX400U Survivor 1TB USB4 External SSD carries a Mubboo Score of C+ vs A+.
Sources & References
Mubboo may earn a commission from purchases made through links on this page. Prices and availability are accurate as of the last sync (2026-06-06) and may change.