Spec Sizes

BMW M8 vs BMW i8 Dimensions & Size Comparison

Comparing 2023 vs 2020 catalog dimensions. BMW M8 · BMW i8

Same scale for both vehicles. Generic silhouette — proportional to measured length, height, width, wheelbase, and clearance.

Side view
  • Length191.2 in
  • Height53.0 in
  • Wheelbase111.1 in
  • Ground clearance5.0 in
  • Curb weight4,295 lb – 4,560 lb
Front / width
  • Width74.9 in
  • BMW i8 width76.5 in

Which is bigger?

  • Length: BMW i8 is 6.3 in shorter (191.2 in vs 184.9 in)
  • Width: BMW M8 is 1.6 in narrower (74.9 in vs 76.5 in)
  • Height: BMW M8 is 2.3 in taller (53.0 in vs 50.8 in)
  • Wheelbase: BMW M8 has a 0.9 in longer wheelbase (111.1 in vs 110.2 in)
  • Curb weight: BMW M8 is 842 lb heavier (4,428 lb vs 3,586 lb)

Biggest size differences

  1. Curb weight: BMW M8 is 842 lb heavier (4,428 lb vs 3,586 lb)
  2. Height: BMW M8 is 2.3 in taller (53.0 in vs 50.8 in)
  3. Length: BMW i8 is 6.3 in shorter (191.2 in vs 184.9 in)
  4. Width: BMW M8 is 1.6 in narrower (74.9 in vs 76.5 in)
  5. Wheelbase: BMW M8 has a 0.9 in longer wheelbase (111.1 in vs 110.2 in)

Practical verdicts

  • Easier to fit in a short garageBMW i8 — BMW i8 is shorter by 6.3 in Check garage fit for BMW M8 · garage fit for BMW i8
  • Narrower for tight parkingBMW M8 — BMW M8 is narrower by 1.6 in
  • Smaller exterior footprintBMW i8 — Based on length × width (BMW i8)

Dimension comparison

SpecBMW M8BMW i8Difference
Length191.2 in184.9 in6.3 in
Width74.9 in76.5 in1.6 in
Height53.0 in50.8 in2.3 in
Wheelbase111.1 in110.2 in0.9 in
Ground clearance5.0 in——
Curb weight4,428 lb3,586 lb842 lb

Values use trim midpoints when a model year lists a range.

Compare by year

Overlapping model years with dimension data.

Already own one of these cars?

Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.