Q4

Audi Q4 Trunk Space

The Audi Q4 holds 26 cu ft — that is 4 checked suitcases or 13 carry-ons, with the boot loaded properly rather than to the brim.

EPA interior volume · 26 cu ft boot · 96 cu ft cabin · measured 2026 · Updated Sep 19, 2026
Quick answer

The Audi Q4 has 26 cu ft of cargo space. In practice that is 4 checked suitcases, or 13 carry-ons, or about 20 supermarket bags. A folded pushchair fits. Against 291 cars with a similar-sized cabin it sits above the average of 16.8 cu ft.

What actually fits in a Q4

Cubic feet are an abstraction — 26 cu ft means nothing until you load it. Here is the same number in things people actually load, 4 checked cases or 13 carry-ons for the Audi Q4, with a packing allowance — a boot is not a cube, and corners go to waste.

FIG.01·Audi Q4 — what fits in the boot
What you are loadingHow many fitEach item
Checked suitcases427 × 21 × 14″ — 4.6 cu ft
Carry-on cases1322 × 14 × 9″ — 1.6 cu ft
Supermarket bags20about 1 cu ft each
Golf bags4full set, about 5 cu ft
Folded pushchairFitsabout 6 cu ft
ROWS 5·SOURCE ForCar, computed from EPA cargo volume

Counts assume 80% usable volume: luggage does not tessellate, and a wheel arch eats the rest.

Cabin or boot — where the space went

Every car is a fixed envelope, and designers decide how to split it between people and things — the Audi Q4 gives 21.3% of its 122 cu ft to luggage. The share below is the honest way to compare an estate with a coupé of the same footprint, and among 291 cars with a cabin within eight cubic feet of the Audi Q4 the boot averages 16.8 cu ft.

FIG.02·Audi Q4 — cabin versus cargo
SpaceVolumeShare of total
Passenger cabin96 cu ft78.7%
Cargo area26 cu ft21.3%
Total interior122 cu ft100%
ROWS 3·SOURCE EPA interior volume

A typical split for a family car: room for people first, luggage second.

Against cars with a similar cabin

Compared with 291 models whose passenger space is within eight cubic feet — a fairer group than marketing classes, which put an estate and a coupé in the same bracket.

FIG.03·Audi Q4 against similar cars
MeasureThis carSimilar carsDifference
Cargo volume26 cu ft16.8 cu ft+9.2 cu ft
In checked suitcases42+2
ROWS 2·SOURCE ForCar, computed across cars of similar cabin size

Cars with the same room

Closest matches by trunk volume — useful when the boot is the deciding factor and the badge is not. The Audi Q4 sits at 26 cu ft, so these are the cars that carry the same load.

FIG.04·Audi Q4 — cars with the same cargo room
CarTrunk volumevs Audi Q4Checked suitcasesMeasured
Toyota Crown Signia26 cu ft0 cu ft42026
Hyundai Kona26 cu ft0 cu ft42024
Cadillac Optiq26 cu ft0 cu ft42026
Volkswagen Arteon27 cu ft+1 cu ft42024
Dodge Charger25 cu ft-1 cu ft42026
Buick Envision25 cu ft-1 cu ft42023
ROWS 6·SOURCE EPA interior volume + ForCar
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How we count

Cargo and passenger volumes come from EPA interior-volume records — the same figures manufacturers file for the window sticker, measured to a standard method rather than claimed in a brochure.

The luggage counts are ours — 4 checked cases for the Audi Q4 come out of its 26 cu ft. We assume 80% usable volume, because a boot is not a cube: wheel arches, a sloping tailgate and the shape of the cases themselves waste the rest, which is why the Audi Q4 counts as 20.8 cu ft of usable space rather than 26. Suitcase sizes are the airline standards — 22 × 14 × 9″ for carry-on, 27 × 21 × 14″ for checked, so the Audi Q4 takes 13 of the small ones. Numbers are deliberately conservative; if we say four cases fit, four cases fit.

Frequently asked questions

How much cargo space does the Audi Q4 have?

26 cu ft behind the rear seats, plus 96 cu ft of passenger cabin.

How many suitcases fit in a Q4?

About 4 checked cases (27 × 21 × 14″) or 13 carry-ons, allowing for the fact that a boot is not a perfect cube.

Will a pushchair fit in a Q4?

Yes — a folded pushchair takes roughly 6 cu ft and this car has 26, so it fits with room for shopping.

Is that a lot for this size of car?

Compared with 291 cars of a similar cabin size, it is above the average of 16.8 cu ft.

Cargo and passenger volumes from EPA interior-volume records, measured 2026 for the Audi Q4, seats up. Luggage capacity computed by ForCar at 80% usable volume against airline-standard case sizes. Last updated Sep 2026. — ForCar Reviewed by , founder of ForCar.
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