Marathon ClickTight › fit in › Mazda CX-90

Will the Britax Marathon ClickTight fit in a 2024–2024 Mazda CX-90?

Yes — the Britax Marathon ClickTight fits a 2024–2024 Mazda CX-90.
The Marathon ClickTight is about 18.5" wide; the CX-90's usable rear bench is about 53". It fits one rear position comfortably. Three across is tight (55.5" needed vs 53").

18.5"Marathon ClickTight width

53"CX-90 rear bench

Tightthree across

★★★★☆NHTSA Ease-of-Use

Check the Marathon ClickTight on Amazon → All seats for a CX-90

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What fits this CX-90

One seat, rear position: Yes. The Marathon ClickTight installs in an outboard rear position of a 2024–2024 Mazda CX-90 with room to spare.
Three across: Tight — three need ~55.5" against only ~53". A narrower seat is the better bet.
Modes this seat covers: rear-facing → forward-facing.
LATCH: lower anchors up to 40 lb; the CX-90 has 2 lower-anchor positions.

ℹ️ Informational only — built from NHTSA public car-seat ratings and published seat/vehicle dimensions. This is not a safety certification and not a substitute for the seat and vehicle manuals. Always confirm the fit and install yourself before every trip. The Marathon ClickTight's width (Britax published spec (~18.5 in)) and the CX-90's rear-bench width (Typical for 3-row suv — approximate, verify install in your vehicle) are both approximate — confirm with a test-fit before buying.

Common questions

Will the Britax Marathon ClickTight fit in a 2024–2024 Mazda CX-90?

Yes — the Britax Marathon ClickTight (18.5" wide) fits a single rear seating position in a 2024–2024 Mazda CX-90. Three across is tight — its rear bench is about 53" and three of these would need 55.5".

Can you fit three Marathon ClickTights across a CX-90?

Probably not — three Marathon ClickTights need about 55.5" but the CX-90's usable bench is only about 53". Consider a narrower seat — see our narrowest-seats guide.

Sources: seat ratings & modes — NHTSA (pulled 2026-06-18); dimensions — manufacturer specs and owner measurements. Informational only — built from NHTSA public car-seat ratings and published seat/vehicle dimensions. This is not a safety certification and not a substitute for the seat and vehicle manuals. Always confirm the fit and install yourself before every trip.