Aston Martin Quantum Trunk Space — 13 cu ft and What Fits

Quick answer

It gives 100% of its interior to luggage, more than most cars give.

What actually fits in a Quantum

It has stayed at about 13 cu ft in every model year we hold, 1984 to 1988.

FIG.01·Aston Martin Quantum — what fits in the trunk
What you are loading	How many fit	Each item
Checked suitcases	2	27 × 21 × 14″ — 4.6 cu ft
Carry-on cases	6	22 × 14 × 9″ — 1.6 cu ft
Grocery bags	10	about 1 cu ft each
Golf bags	2	full set, about 5 cu ft
Folded stroller	Fits	about 6 cu ft

ROWS 5·SOURCE ForCar, computed from EPA cargo volume

Cars with the same room

FIG.04·Aston Martin Quantum — cars with the same cargo room
Car	Trunk volume	vs Aston Martin Quantum	Checked suitcases	Measured
Audi 4000	13 cu ft	0 cu ft	2	1987
Renault Alliance	13 cu ft	0 cu ft	2	1987
Cadillac Cimarron	13 cu ft	0 cu ft	2	1988
Chevrolet Citation	13 cu ft	0 cu ft	2	1985
Alfa Romeo Gta	13 cu ft	0 cu ft	2	1987
Buick Skyhawk	13 cu ft	0 cu ft	2	1989

ROWS 6·SOURCE EPA interior volume + ForCar

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Frequently asked questions

How much cargo space does the Aston Martin Quantum have?

13 cu ft in the trunk in the 1988 model.

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

Not much overall: 13 cu ft in 1984 and 13 cu ft in 1988, within 2 cu ft in every year we hold.

Which cars have the same cargo room as the Quantum?

The closest by volume in the same body family are the Audi 4000 (13 cu ft), Renault Alliance (13 cu ft) and Cadillac Cimarron (13 cu ft), against 13 cu ft for the Quantum.

Cargo and passenger volumes from EPA interior-volume records, measured 1988 for the Aston Martin Quantum, 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 Denis Kataev, founder of ForCar.

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