2021 BMW 3 Series dimensions: length, width, height, weight, cargo

Length

185.7in long

To scale. Dashed: median of 81 sedans (2021).

Dimensions by trim

2021 BMW 3 Series: outside dimensions by trim
Trim	Length	Width	With mirrors	Height	Wheelbase	Ground clearance	Turning circle
330i RWD, 330i Sedan North America RWD	185.7 in	71.9 in	81.4 in	56.8 in	112.2 in	5.8 in	37.4 ft
330i xDrive AWD	185.7 in	71.9 in	81.4 in	56.8 in	112.2 in	5.8 in	39.2 ft
330i xDrive Sedan North America	185.7 in	71.9 in	81.4 in	57.0 in	112.2 in	5.8 in	39.2 ft
330e RWD, 330e xDrive AWD	185.7 in	72.0 in	81.4 in	56.9 in	112.2 in	5.8 in	18.6 ft
330e Plug-In Hybrid North America RWD, 330e Plug-In Hybrid RWD	185.7 in	71.9 in	81.4 in	56.9 in	112.2 in	5.8 in	37.2 ft
330e xDrive Plug-In Hybrid North America, 330e xDrive Hybrid Plug-in AWD	185.7 in	71.9 in	81.4 in	56.9 in	112.2 in	5.8 in	39.4 ft
M340i Sedan North America RWD, M340i RWD	185.7 in	71.9 in	81.4 in	56.4 in	112.2 in	5.8 in	37.4 ft
M340i xDrive Sedan North America	185.7 in	71.9 in	81.4 in	56.7 in	112.2 in	5.8 in	39.2 ft
M340i xDrive AWD	185.7 in	71.9 in	81.4 in	56.4 in	112.2 in	5.8 in	39.2 ft

2021 BMW 3 Series: weight by trim
Trim	Curb weight
330i RWD	3,560 lb
330i Sedan North America RWD	3,582 lb
330i xDrive AWD, 330i xDrive Sedan North America	3,764 lb
330e RWD, 330e Plug-In Hybrid North America RWD, 330e Plug-In Hybrid RWD	3,494 lb to 4,039 lb
330e xDrive AWD, 330e xDrive Plug-In Hybrid North America, 330e xDrive Hybrid Plug-in AWD	3,494 lb to 4,138 lb
M340i Sedan North America RWD	3,849 lb
M340i RWD	3,876 lb
M340i xDrive Sedan North America	3,968 lb
M340i xDrive AWD	3,979 lb

2021 BMW 3 Series: cargo and room by trim
Trim	Cargo, seats up	Cargo, max	Front legroom	Rear legroom	Front headroom	Rear headroom
330i RWD, 330i xDrive AWD, M340i RWD, M340i xDrive AWD	17.0 cu ft	13.0 cu ft	42.0 in	35.2 in	38.7 in	37.6 in
330i Sedan North America RWD, 330i xDrive Sedan North America, M340i Sedan North America RWD, M340i xDrive Sedan North America	17.0 cu ft	N/A	42.0 in	35.2 in	38.7 in	37.6 in
330e RWD, 330e xDrive AWD	17.0 cu ft	13.2 cu ft	42.0 in	35.2 in	38.7 in	37.6 in
330e Plug-In Hybrid North America RWD, 330e Plug-In Hybrid RWD, 330e xDrive Plug-In Hybrid North America, 330e xDrive Hybrid Plug-in AWD	13.2 cu ft	N/A	42.0 in	35.2 in	38.7 in	37.6 in

330i RWD. All trims: 3,560 lb to 3,979 lb.

Heavier than 36% of 81 sedans (2021).

2021 BMW 3 Series in standard garages, centred
Garage	Fits	Spare length	Each side
Single, 12 x 22 ft	Yes	78.3 in	36.0 in
Single, 14 x 24 ft	Yes	102.3 in	48.0 in
Double, 20 x 20 ft	Yes	54.3 in	84.0 in
Double, 24 x 24 ft	Yes	102.3 in	108.0 in

2021 BMW 3 Series through a garage door
Door	Fits	Spare width	Above roof
8 ft wide, 7 ft tall	Yes	14.6 in	27.2 in
9 ft wide, 7 ft tall	Yes	26.6 in	27.2 in

Door width check uses the mirrors: 81.4 in.

Garage 12 x 22 ft. Door 9 x 7 ft.

Compact sedan.

Longer than 29% of 81 sedans (2021).

Median of 81 sedans (2021): 192.9 in long.

Cargo, seats up: 17.0 cu ft. More than 78% of 74 sedans (2021).

2021 BMW 3 Series and rivals by length
Model	Length	vs 3 Series	Cargo, seats up	vs 3 Series
Audi A4	187.5 in	+1.8 in	12.0 cu ft	-5.0 cu ft
Audi A4 Allroad	187.5 in	+1.8 in	24.2 cu ft	+7.2 cu ft
Volvo S60	187.4 in	+1.7 in	11.6 cu ft	-5.4 cu ft
Audi A5 Sportback	187.3 in	+1.6 in	22.0 cu ft	+5.0 cu ft
BMW 3 Series	185.7 in	-	17.0 cu ft	-
Lexus IS	185.4 in	about the same	10.8 cu ft	-6.2 cu ft
Tesla Model 3	184.8 in	-0.9 in	19.8 cu ft	+2.8 cu ft
Mercedes-Benz CLA	184.6 in	-1.1 in	N/A	N/A
Alfa Romeo Giulia	182.5 in	-3.2 in	N/A	N/A

330i RWD.

Outline is a body-style template scaled to these numbers.

Garage fit ignores shelves, steps and open doors.