Home SSDs Crucial X9 4TB External USB-C SSD

Crucial - X9 4TB External USB-C SSD - Black

Price range: $354.99–711.67
Brand: Crucial
Category: Ssd
A Crucial 4 TB USB-C (USB 3.2 Gen2) SSD with up to 1,050 MB/s read · 3D NAND.
PQS: 90 (computed 2026-03-14 07:04:55.688275+00:00)
GTIN-14: 00649528939302
Crucial - X9 4TB External USB-C SSD - Black

Key specs

A human-friendly subset of specs (non-null)
Capacity (GB)
4000
Interface
USB-C (USB 3.2 Gen2)
NAND type
3D NAND
Read speed
1050 megabytes per second

How this Ssd compares vs. 328 ssds

Percentile rank for each spec — higher means this product outperforms more of its peers.
Capacity 4000.0GB
77% Above avg

Spec Profile Radar

Visual snapshot — outer edge = 100th percentile (best in class)

Offers

Retailer SKU Price Stock Offer Last seen
B&H CRCT4000X9SS 379.99 USD In stock View offer → 2026-03-14 02:34:25.838815+00:00
Best Buy 6557870 354.99 USD In stock View offer → 2026-03-14 03:08:49.407673+00:00
Newegg 9SIAD6HK6G0678 711.67 USD In stock View offer → 2026-03-13 02:23:19.278621+00:00

Recent price history (50)

Retailer Price Stock Seen at
bestbuy 354.99 USD In stock 2026-03-14 03:08:49.407673+00:00
bh 379.99 USD In stock 2026-03-14 02:34:25.838815+00:00
bestbuy 354.99 USD In stock 2026-03-13 03:18:01.419814+00:00
bh 379.99 USD In stock 2026-03-13 02:43:11.319639+00:00
newegg 711.67 USD In stock 2026-03-13 02:23:19.278621+00:00
bestbuy 354.99 USD In stock 2026-03-12 03:08:20.716760+00:00
bh 379.99 USD In stock 2026-03-12 02:38:22.376808+00:00
newegg 713.65 USD In stock 2026-03-12 02:23:35.737048+00:00
bestbuy 354.99 USD In stock 2026-03-11 03:06:10.453967+00:00
bh 379.99 USD In stock 2026-03-11 02:41:10.625664+00:00
bestbuy 354.99 USD In stock 2026-03-10 03:16:13.188871+00:00
bh 379.99 USD In stock 2026-03-10 02:32:03.486877+00:00
bestbuy 354.99 USD In stock 2026-03-09 03:16:04.334243+00:00
bh 379.99 USD In stock 2026-03-09 02:39:19.202615+00:00
bh 379.99 USD In stock 2026-03-08 05:45:51.464506+00:00
bh 349.99 USD In stock 2026-03-06 09:04:20.768129+00:00
bestbuy 354.99 USD In stock 2026-03-06 06:22:15.981597+00:00
bh 349.99 USD Out of stock 2026-03-03 02:39:30.182321+00:00
bestbuy 354.99 USD In stock 2026-03-03 02:12:21.545455+00:00
bh 349.99 USD Out of stock 2026-03-02 10:41:06.653023+00:00
bestbuy 354.99 USD In stock 2026-03-02 08:27:37.511581+00:00
bh 349.99 USD Out of stock 2026-03-02 06:25:29.391596+00:00

Full specs

Show full spec table
Capacity (GB)4000
InterfaceUSB-C (USB 3.2 Gen2)
NAND type3D NAND
Read speed1050 megabytes per second
Reconciled at2026-03-12 02:27:20.995566+00:00
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Related products

Simple similarity over extracted specs (publish_set only)
Debug data (expand)
Raw title Crucial - X9 4TB External USB-C SSD - Black
Raw brandCrucial
Raw categoryBest Buy > Computers & Tablets > Computer Accessories & Peripherals > Hard Drives, SSD & Storage > External SSDs
Canonical highlights (non-null)
core.title Crucial - X9 4TB External USB-C SSD - Black
core.seo_title Crucial CT4000X9SSD9 - 4TB SSD
brand Crucial
model CT4000X9SSD9
gtin14 00649528939302
images[0] https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/6557/6557870_sd.jpg
storage.interface USB-C (USB 3.2 Gen2)
storage.nand_type 3D NAND
storage.read_speed 1050 megabytes per second
storage.capacity_gb 4000
storage.storage_capacity_gb 4000
category ssd
physical.width_in 2.55
physical.height_in 1.96
physical.weight_kg 0.91
physical.dimensions_in 1.96 x 2.55 x ? in
warranty.labor Not available
warranty.parts 3-year limited warranty
schema_version 1
BestBuy raw specs (pretty)
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Newegg raw specs
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