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Tech head-to-head

Crucial X9 ProvsLaCie Rugged SSD

4 years between them: the 2023 Crucial X9 Pro at 8.1, the 2019 LaCie Rugged SSD at 7.7. The older one still holds Durability and Design.

Crucial X9 Pro

Crucial

8.1

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

Price and availability change constantly, so we don't quote them here — the link opens the current Amazon listing.

LaCie Rugged SSD

LaCie

7.7

Rated for dust, water and a three-meter drop, with a recovery plan behind it. You pay for both.

Price and availability change constantly, so we don't quote them here — the link opens the current Amazon listing.

Where they diverge

The widest gap is Value, Crucial X9 Pro ahead 8.8 to 5.4. They come closest on Performance, 8.4 to 8.0. Left of center is Crucial X9 Pro, right is LaCie Rugged SSD.

Crucial X9 Pro versus LaCie Rugged SSD — axis scores out of 10Horizontal bar chart of editorial scores out of 10 across 5 axes. Bars for Crucial X9 Pro run left from the axis labels, bars for LaCie Rugged SSD run right. Crucial X9 Pro: Performance 8.4, Value 8.8, Durability 8.0, Ease of use 7.8, Design 7.4. LaCie Rugged SSD: Performance 8.0, Value 5.4, Durability 9.4, Ease of use 7.2, Design 8.4.Crucial X9 Pro (left)LaCie Rugged SSD (right)PerformanceCrucial X9 Pro — Performance 8.4 out of 108.4LaCie Rugged SSD — Performance 8.0 out of 108.0ValueCrucial X9 Pro — Value 8.8 out of 108.8LaCie Rugged SSD — Value 5.4 out of 105.4DurabilityCrucial X9 Pro — Durability 8.0 out of 108.0LaCie Rugged SSD — Durability 9.4 out of 109.4Ease of useCrucial X9 Pro — Ease of use 7.8 out of 107.8LaCie Rugged SSD — Ease of use 7.2 out of 107.2DesignCrucial X9 Pro — Design 7.4 out of 107.4LaCie Rugged SSD — Design 8.4 out of 108.4Editorial score out of 10 — higher is better

Which one to pick

Take the Crucial X9 Pro

Leads on Performance, Value and Ease of use.

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

Take the LaCie Rugged SSD

Leads on Durability and Design.

  • The drive works on location rather than on a desk
  • A recovery service included with the warranty is worth money to you
  • You want the strongest ingress and drop rating in the category

What each one gets wrong

Crucial X9 Pro

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

LaCie Rugged SSD

  • You are buying on capacity per dollar
  • The orange bumper has to go in a slim sleeve pocket
  • You expected the Thunderbolt speeds of the Pro model

Specs, side by side

SpecCrucial X9 ProLaCie Rugged SSD
InterfaceUSB 3.2 Gen 2USB 3.2 Gen 2
ShellAluminum, IP55 ratedRubber bumper, IP67 rated
Capacities1 TB to 4 TB500 GB to 4 TB
Warranty—5 years with Rescue Data Recovery

Rankings they both appear in

Questions

Is the 2023 Crucial X9 Pro the safer pick over the 2019 LaCie Rugged SSD?
Crucial X9 Pro leads on Performance, Value and Ease of use. If Durability and Design matter more to you, take the LaCie Rugged SSD instead. The 4-year gap shows in the totals as 8.1 against 7.7.
What does the 2019 model still win?
On Durability and Design, yes. Those axes still go to the 2019 model. The 2023 one answers with Performance, Value and Ease of use.
Which one ranks higher in "An IP rating does not predict which drive comes home"?
LaCie Rugged SSD sits at #1 in "An IP rating does not predict which drive comes home", Crucial X9 Pro at #4.