CORSAIR - EX400U USB4 2TB External Portable SSD - Gray
Price range: $329.99–414.99
Brand: CORSAIR
Category: Ssd
A CORSAIR 2 TB USB-C SSD with up to 4,000 MB/s read, 3,600 MB/s write.
PQS: 89 (computed 2026-04-28 07:03)
GTIN-14: 00840440488545
Key specs
A human-friendly subset of populated specs
Capacity (GB)
2000
Interface
USB-C
Read speed
4000 megabytes per second
Write speed
3600 megabytes per second
How this Ssd compares vs. 328 ssds
Percentile rank for each spec — higher means this product outperforms more of its peers.
Spec Profile Radar
Visual snapshot — outer edge = 100th percentile (best in class)
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| B&H | COEX400U2T | 414.99 USD | In stock | View offer → | 2026-04-28 02:43 |
| Best Buy | 6633562 | 329.99 USD | In stock | View offer → | 2026-04-28 04:30 |
Recent price history (50)
Show price log (50 entries)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 329.99 USD | In stock | 2026-04-28 04:30 |
| bh | 414.99 USD | In stock | 2026-04-28 02:43 |
| bh | 414.99 USD | In stock | 2026-04-27 02:43 |
| bestbuy | 329.99 USD | In stock | 2026-04-26 04:28 |
| bh | 414.99 USD | In stock | 2026-04-26 02:38 |
| bestbuy | 329.99 USD | In stock | 2026-04-25 04:26 |
| bh | 414.99 USD | In stock | 2026-04-25 02:35 |
| bestbuy | 329.99 USD | In stock | 2026-04-24 04:18 |
| bh | 414.99 USD | In stock | 2026-04-24 02:39 |
| bestbuy | 329.99 USD | In stock | 2026-04-23 04:22 |
| bh | 414.99 USD | In stock | 2026-04-23 02:33 |
| bestbuy | 329.99 USD | In stock | 2026-04-22 04:22 |
| bh | 414.99 USD | In stock | 2026-04-22 02:41 |
| bestbuy | 299.99 USD | In stock | 2026-04-21 04:25 |
| bh | 414.99 USD | In stock | 2026-04-21 02:42 |
| bestbuy | 329.99 USD | In stock | 2026-04-20 04:31 |
| bh | 414.99 USD | In stock | 2026-04-20 02:31 |
| bestbuy | 299.99 USD | In stock | 2026-04-19 04:24 |
| bh | 414.99 USD | In stock | 2026-04-19 02:34 |
| bestbuy | 329.99 USD | In stock | 2026-04-18 04:26 |
| bh | 414.99 USD | In stock | 2026-04-18 02:44 |
| bestbuy | 299.99 USD | In stock | 2026-04-17 04:33 |
| bh | 414.99 USD | In stock | 2026-04-17 02:37 |
| bestbuy | 329.99 USD | In stock | 2026-04-16 04:29 |
| bh | 414.99 USD | In stock | 2026-04-16 02:38 |
| bestbuy | 329.99 USD | In stock | 2026-04-15 04:28 |
| bh | 414.99 USD | In stock | 2026-04-15 02:37 |
| bestbuy | 329.99 USD | In stock | 2026-04-14 04:21 |
| bh | 414.99 USD | In stock | 2026-04-14 02:36 |
| bestbuy | 299.99 USD | In stock | 2026-04-13 04:24 |
| bh | 414.99 USD | In stock | 2026-04-13 02:33 |
| bestbuy | 329.99 USD | In stock | 2026-04-12 04:33 |
| bh | 414.99 USD | In stock | 2026-04-12 02:30 |
| bestbuy | 299.99 USD | In stock | 2026-04-11 04:31 |
| bh | 414.99 USD | In stock | 2026-04-11 02:34 |
| bestbuy | 299.99 USD | In stock | 2026-04-10 04:29 |
| bh | 414.99 USD | In stock | 2026-04-10 02:37 |
| bestbuy | 299.99 USD | In stock | 2026-04-09 04:32 |
| bh | 414.99 USD | In stock | 2026-04-09 02:37 |
| bestbuy | 299.99 USD | In stock | 2026-04-08 04:31 |
| bh | 414.99 USD | In stock | 2026-04-08 02:44 |
| bh | 414.99 USD | In stock | 2026-04-07 02:32 |
| bestbuy | 299.99 USD | In stock | 2026-04-07 02:16 |
| bh | 414.99 USD | In stock | 2026-04-06 02:39 |
| bestbuy | 299.99 USD | In stock | 2026-04-06 01:48 |
| bh | 414.99 USD | In stock | 2026-04-05 02:41 |
| bestbuy | 299.99 USD | In stock | 2026-04-04 04:31 |
| bh | 414.99 USD | In stock | 2026-04-04 02:43 |
| bestbuy | 299.99 USD | In stock | 2026-04-03 04:29 |
| bh | 414.99 USD | In stock | 2026-04-03 02:33 |
Full specs
Show full spec table
| Capacity (GB) | 2000 |
|---|---|
| Interface | USB-C |
| Read speed | 4000 megabytes per second |
| Write speed | 3600 megabytes per second |
| Reconciled at | 2026-03-06 10:56 |
Canonical JSON (expand)
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Debug data (expand)
| Raw title | CORSAIR - EX400U USB4 2TB External Portable SSD - Gray |
|---|---|
| Raw brand | CORSAIR |
| Raw category | Best Buy > Computers & Tablets > Computer Accessories & Peripherals > Hard Drives, SSD & Storage > External SSDs |
Canonical highlights (populated fields only)
| core.title | CORSAIR - EX400U USB4 2TB External Portable SSD - Gray |
|---|---|
| core.seo_title | CORSAIR CSSD-EX400U2TB - 2TB SSD |
| brand | CORSAIR |
| model | CSSD-EX400U2TB |
| gtin14 | 00840440488545 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/b231862e-296e-485d-9506-6a9923c5a121.png |
| storage.interface | USB-C |
| storage.read_speed | 4000 megabytes per second |
| storage.capacity_gb | 2000 |
| storage.write_speed | 3600 megabytes per second |
| category | ssd |
| physical.width_in | 2.52 |
| physical.height_in | 0.47 |
| physical.weight_kg | 0.02 |
| physical.dimensions_in | 0.47 x 2.52 x ? in |
| warranty.labor | 3 Years |
| warranty.parts | 3 Years |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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"features": [
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"feature": "External SSD with USB4 Connection\nLeverage the incredibly high bandwidth of USB4 to move large files for tasks like video and photo editing in seconds."
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"feature": "Lightning-Fast Speeds\nDelivers data speeds of up to 4,000MB/sec sequential read and up to 3,600MB/sec sequential write."
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"feature": "High-Speed NVMe Interface\nEnsures wide-ranging compatibility and enhanced functionality."
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"feature": "Compatible with iOS and MagSafe\nSupports iOS / iPadOS 13 and later devices and can attach to iPhones using the drive's MagSafe connector."
},
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"feature": "CORSAIR SSD Toolbox Software\nAdvanced drive controls from your desktop, including secure erase and firmware updates."
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