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Infiniti M45 Trunk Space

The 2010 Infiniti M45 has 15 cu ft of trunk space: room for 2 checked suitcases or 7 carry-ons.

EPA interior volume · 15 cu ft trunk · 105 cu ft cabin · measured 2010 · Updated Nov 4, 2026
Quick answer

Among 183 sedans and coupes with a similar-sized cabin, the average is 14.9 cu ft, so the M45 sits right on it.

What actually fits in a M45

The trunk grew from 13 cu ft in 2003 to 15 cu ft in 2010. The biggest single change came in 2006: +2 cu ft against the 2004 car.

FIG.01·Infiniti M45 — what fits in the trunk
What you are loadingHow many fitEach item
Checked suitcases227 × 21 × 14″ — 4.6 cu ft
Carry-on cases722 × 14 × 9″ — 1.6 cu ft
Grocery bags12about 1 cu ft each
Golf bags2full set, about 5 cu ft
Folded strollerFitsabout 6 cu ft
ROWS 5·SOURCE ForCar, computed from EPA cargo volume

Cabin or cargo — where the space went

FIG.02·Infiniti M45 — cabin versus cargo
SpaceVolumeShare of total
Passenger cabin105 cu ft87.5%
Cargo area15 cu ft12.5%
Total interior120 cu ft100%
ROWS 3·SOURCE EPA interior volume

Against cars with a similar cabin

FIG.03·Infiniti M45 against similar cars
MeasureThis car183 sedans and coupes with a similar cabinDifference
Cargo volume15 cu ft14.9 cu ft+0.1 cu ft
In checked suitcases22+0
ROWS 2·SOURCE ForCar, computed across cars of similar cabin size

Cars with the same room

Against its closest rivals: the Ford Crown Victoria has 21 cu ft, the Cadillac DTS 19 cu ft and the Buick Lucerne 17 cu ft, next to 15 cu ft for the M45. That makes the M45 the tightest of the four.

FIG.04·Infiniti M45 — cars with the same cargo room
CarTrunk volumevs Infiniti M45Checked suitcasesMeasured
Maybach 5715 cu ft0 cu ft22012
Maybach 6215 cu ft0 cu ft22012
Maybach 62S15 cu ft0 cu ft22012
Hyundai Genesis15 cu ft0 cu ft22016
Infiniti I3515 cu ft0 cu ft22004
Maybach Landaulet15 cu ft0 cu ft22012
ROWS 6·SOURCE EPA interior volume + ForCar
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Everything on the Infiniti M45
Recalls33 campaignsFuel economy18 mpg bestReliability4.0/5Common problems174 complaintsCheck a VINAgainst this exact buildDimensionsSize, weight, generationsInsurance costEstimated per yearWindow stickerOriginal Monroney labelDecode a VINWhat each character meansAbout this car2003–2010

Frequently asked questions

How much cargo space does the Infiniti M45 have?

15 cu ft in the trunk in the 2010 model, with 105 cu ft of passenger space. The average for 183 sedans and coupes with a similar cabin is 14.9 cu ft.

Does the M45 have more cargo space than the Ford Crown Victoria?

No: 15 cu ft against 21 cu ft for the 2011 Ford Crown Victoria, about 6 cu ft less.

Has the M45's trunk got bigger over the years?

Yes: from 13 cu ft in 2003 to 15 cu ft in 2010.

Which cars have the same cargo room as the M45?

The closest by volume in the same body family are the Maybach 57 (15 cu ft), Maybach 62 (15 cu ft) and Maybach 62S (15 cu ft), against 15 cu ft for the M45.

Cargo and passenger volumes from EPA interior-volume records, measured 2010 for the Infiniti M45, seats up. Luggage capacity computed by ForCar at 80% usable volume against airline-standard case sizes (how we count). Last updated Nov 2026. — ForCar Reviewed by , founder of ForCar.
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