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2023 BMW 8 Series dimensions: length, width, height, weight, cargo

Length

191.2in long

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191.2 in long111.1 in wheelbase53.0 intall84.1 inwith mirrors
To scale. Dashed: median of 18 convertibles (2023).

Dimensions by trim

2023 BMW 8 Series: outside dimensions by trim
TrimLengthWidthWith mirrorsHeightWheelbaseGround clearanceTurning circle
840i RWD191.2 in74.9 in84.1 in53.0 in111.1 in4.8 in38.2 ft
840i Gran Coupe RWD, 840i xDrive Gran Coupe AWD, M850i xDrive Gran Coupe AWD, Alpina B8 Gran Coupe AWD, ALPINA B8 xDrive Gran Coupe AWD, M8 Competition AWD, M8 Competition Gran Coupe AWD191.2 in74.8 in84.1 in56.0 in111.1 in5.3 in41.4 ft
840i xDrive AWD191.2 in74.9 in84.1 in53.0 in111.1 in4.8 in39.0 ft
840i RWD191.1 in74.9 in84.1 in52.7 in111.1 in4.6 in38.2 ft
840i xDrive AWD191.1 in74.9 in84.1 in52.7 in111.1 in4.6 in39.0 ft
M850i xDrive AWD191.2 in74.9 in84.1 in53.0 in111.1 in5.0 in39.0 ft
M850i xDrive AWD191.2 in74.9 in84.1 in53.0 in111.1 in5.0 in39.0 ft
2023 BMW 8 Series: weight by trim
TrimCurb weight
840i RWD3,902 lb to 4,769 lb
840i Gran Coupe RWD4,180 lb to 4,769 lb
840i xDrive AWD4,012 lb to 4,769 lb
840i xDrive Gran Coupe AWD, M850i xDrive Gran Coupe AWD, Alpina B8 Gran Coupe AWD4,626 lb
840i RWD4,156 lb to 4,769 lb
840i xDrive AWD4,356 lb to 4,769 lb
M850i xDrive AWD4,427 lb
M850i xDrive AWD4,691 lb
ALPINA B8 xDrive Gran Coupe AWD4,831 lb
M8 Competition AWD4,560 lb
M8 Competition Gran Coupe AWD4,480 lb
2023 BMW 8 Series: cargo and room by trim
TrimCargo, seats upCargo, maxFront legroomRear legroomFront headroomRear headroom
840i RWD, 840i xDrive AWD, M850i xDrive AWD14.8 cu ft10.0 cu ft42.1 in29.5 in38.9 in33.6 in
840i Gran Coupe RWDN/A15.5 cu ft42.1 in36.6 in39.1 in37.0 in
840i xDrive Gran Coupe AWD, M850i xDrive Gran Coupe AWD, Alpina B8 Gran Coupe AWD12.4 cu ftN/A42.1 in36.6 in39.1 in37.0 in
840i RWD, 840i xDrive AWD, M850i xDrive AWD12.4 cu ft12.4 cu ft42.1 in29.5 in38.9 in34.7 in
ALPINA B8 xDrive Gran Coupe AWDN/A15.5 cu ft42.1 in36.6 in39.1 in37.0 in
M8 Competition AWD12.4 cu ft12.0 cu ft42.1 in36.6 in39.1 in37.0 in
M8 Competition Gran Coupe AWDN/A11.0 cu ft42.1 in36.6 in39.1 in37.0 in

Weight

840i RWD: curb weight not listed.

Garage fit

2023 BMW 8 Series in standard garages, centred
GarageFitsSpare lengthEach side
Single, 12 x 22 ftYes72.8 in34.5 in
Single, 14 x 24 ftYes96.8 in46.5 in
Double, 20 x 20 ftYes48.8 in82.5 in
Double, 24 x 24 ftYes96.8 in106.5 in
2023 BMW 8 Series through a garage door
DoorFitsSpare widthAbove roof
8 ft wide, 7 ft tallYes11.9 in31.0 in
9 ft wide, 7 ft tallYes23.9 in31.0 in

Door width check uses the mirrors: 84.1 in.

Your garage

Second car

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

  • Yes. 72.8 in spare length. 34.5 in each side.
  • Door: 23.9 in spare width. 31.0 in above the roof.

Size class

Mid-size convertible.

Longer than 94% of 18 convertibles (2023).

Median of 18 convertibles (2023): 182.8 in long.

Cargo, seats up: 14.8 cu ft. More than 92% of 13 convertibles (2023).

Bigger and smaller rivals

2023 BMW 8 Series and rivals by length
ModelLengthvs 8 SeriesCargo, seats upvs 8 Series
BMW 8 Series191.2 in-14.8 cu ft-
BMW M8191.2 inabout the same14.8 cu ftabout the same
Bentley Continental GT190.9 inabout the same8.3 cu ft-6.5 cu ft
Audi A5187.3 in-3.9 inN/AN/A
Mercedes-Benz C-Class187.0 in-4.2 in8.8 cu ft-6.0 cu ft

Legroom and headroom

840i RWD.

Front legroom
42.1 inMore than 45% of 12 convertibles (2023).
Rear legroom
29.5 inLowest of 5 convertibles (2023).
Front headroom
38.9 inMore than 73% of 12 convertibles (2023).
Rear headroom
33.6 inMore than 17% of 7 convertibles (2023).

What this cannot tell you

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

Garage fit ignores shelves, steps and open doors.

How values are checked