Mercedes-Benz 420 Trunk Space — 15 cu ft and What Fits

Quick answer

Among 218 sedans and coupes with a similar-sized cabin, the average is 14.6 cu ft, so the 420 sits right on it.

What actually fits in a 420

FIG.01·Mercedes-Benz 420 — 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	7	22 × 14 × 9″ — 1.6 cu ft
Grocery bags	12	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

Cabin or cargo — where the space went

FIG.02·Mercedes-Benz 420 — cabin versus cargo
Space	Volume	Share of total
Passenger cabin	100 cu ft	87%
Cargo area	15 cu ft	13%
Total interior	115 cu ft	100%

ROWS 3·SOURCE EPA interior volume

Against cars with a similar cabin

FIG.03·Mercedes-Benz 420 against similar cars
Measure	This car	218 sedans and coupes with a similar cabin	Difference
Cargo volume	15 cu ft	14.6 cu ft	+0.4 cu ft
In checked suitcases	2	2	+0

ROWS 2·SOURCE ForCar, computed across cars of similar cabin size

Cars with the same room

Against its closest rivals: the Chrysler LeBaron has 14 cu ft, the Ford LTD 21 cu ft and the Dodge ARIES 15 cu ft, next to 15 cu ft for the 420.

FIG.04·Mercedes-Benz 420 — cars with the same cargo room
Car	Trunk volume	vs Mercedes-Benz 420	Checked suitcases	Measured
Dodge ARIES	15 cu ft	0 cu ft	2	1989
Maserati 228	16 cu ft	+1 cu ft	2	1990
Peugeot 405	14 cu ft	-1 cu ft	2	1992
Rolls-Royce Camargue	14 cu ft	-1 cu ft	2	1987
Chevrolet Celebrity	16 cu ft	+1 cu ft	2	1989
Dodge DIPLOMAT	16 cu ft	+1 cu ft	2	1989

ROWS 6·SOURCE EPA interior volume + ForCar

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Everything on the Mercedes-Benz 420

Recalls1 campaigns Fuel economy15 mpg best DimensionsSize, weight, generations Window stickerOriginal Monroney label Decode a VINWhat each character means About this car1983–1991

Frequently asked questions

How much cargo space does the Mercedes-Benz 420 have?

15 cu ft in the trunk in the 1991 model, with 100 cu ft of passenger space. The average for 218 sedans and coupes with a similar cabin is 14.6 cu ft.

Does the 420 have more cargo space than the Chrysler LeBaron?

Yes: 15 cu ft against 14 cu ft for the 1994 Chrysler LeBaron, about 1 cu ft more.

Which cars have the same cargo room as the 420?

The closest by volume in the same body family are the Dodge ARIES (15 cu ft), Maserati 228 (16 cu ft) and Peugeot 405 (14 cu ft), against 15 cu ft for the 420.

Cargo and passenger volumes from EPA interior-volume records, measured 1991 for the Mercedes-Benz 420, 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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