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Tech · Crucial · 2023

Crucial X9 Pro

First-party Micron flash in a plain aluminum slab, priced below the names people recognize.

No Mac has the port the fastest drives need — #2

Overall

8.1

out of 10

Axis scores

Tech is scored on these 5 axes. The total is their plain average — nothing is weighted.

Crucial X9 Pro — axis scores out of 10Horizontal bar chart of editorial scores out of 10 across 5 axes. Bars run from a shared zero baseline; longer is better. Crucial X9 Pro: Performance 8.4, Value 8.8, Durability 8.0, Ease of use 7.8, Design 7.4.PerformanceCrucial X9 Pro — Performance 8.4 out of 108.4ValueCrucial X9 Pro — Value 8.8 out of 108.8DurabilityCrucial X9 Pro — Durability 8.0 out of 108.0Ease of useCrucial X9 Pro — Ease of use 7.8 out of 107.8DesignCrucial X9 Pro — Design 7.4 out of 107.4Editorial score out of 10 — higher is better
  • Performance — How well it does the core job
  • Value — What the same money buys elsewhere
  • Durability — Failure and fade reports past the one-year mark
  • Ease of use — Setup, daily operation, cleaning, maintenance
  • Design — Build quality and how it sits in a room

Specs

Interface
USB 3.2 Gen 2
Shell
Aluminum, IP55 rated
Capacities
1 TB to 4 TB

As published by the manufacturer. We didn't measure these ourselves.

Is it for you

Buy it if

  • You want the storage rather than the branding
  • An aluminum body that sheds heat without a fan
  • Mac and Windows both in daily use

Skip it if

  • Scheduled backups and managed encryption should come in the box
  • The unremarkable design matters to you

No software bundle worth mentioning, no branding premium. Those two absences are most of why it costs what it does. If you want scheduled backups and a managed encryption workflow, this is not the drive. If you want storage and already have your own tools, it is the sensible purchase.

Crucial is Micron’s consumer arm, so the NAND inside is first-party instead of whatever was available on the spot market that quarter. In a category full of rebadged assemblies from unnamed suppliers, that consistency is the argument. The same drive performs the same way from one purchase to the next. That is worth more than a peak benchmark number.

The aluminum body is a functional choice, not a styling one. Metal conducts heat away from the controller into the case, so this holds its speed through long sequential writes better than rubber-wrapped drives of similar specification. An IP55 rating puts it at dust-protected and splash-resistant, short of a field drive.

The interface is USB 3.2 Gen 2 at around 1,050 MB/s, the ceiling most laptops can reach anyway.

One consequence of the metal case: it gets warm during extended transfers. That is the heat sink working as intended, but it is noticeable if the drive sits on a lap or in a pocket mid-transfer.

Last updated . The scoring method is on how we rank.