Spec Sizes

BMW i8 vs Acura NSX Dimensions & Size Comparison

Comparing 2020 catalog dimensions. BMW i8 · Acura NSX

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

Side view
  • Length184.9 in
  • Height50.7 in – 50.8 in
  • Wheelbase110.2 in
  • Curb weight3,501 lb – 3,671 lb
Front / width
  • Width76.5 in
  • Acura NSX width76.3 in

Which is bigger?

  • Length: Acura NSX is 8.9 in shorter (184.9 in vs 176.0 in)
  • Width: Acura NSX is 0.2 in narrower (76.5 in vs 76.3 in)
  • Height: BMW i8 is 3.0 in taller (50.8 in vs 47.8 in)
  • Wheelbase: BMW i8 has a 6.7 in longer wheelbase (110.2 in vs 103.5 in)
  • Curb weight: Acura NSX is 292 lb heavier (3,586 lb vs 3,878 lb)

Biggest size differences

  1. Curb weight: Acura NSX is 292 lb heavier (3,586 lb vs 3,878 lb)
  2. Wheelbase: BMW i8 has a 6.7 in longer wheelbase (110.2 in vs 103.5 in)
  3. Height: BMW i8 is 3.0 in taller (50.8 in vs 47.8 in)
  4. Length: Acura NSX is 8.9 in shorter (184.9 in vs 176.0 in)
  5. Width: Acura NSX is 0.2 in narrower (76.5 in vs 76.3 in)

Practical verdicts

  • Easier to fit in a short garageAcura NSX — Acura NSX is shorter by 8.9 in Check garage fit for BMW i8 · garage fit for Acura NSX
  • Narrower for tight parkingAcura NSX — Acura NSX is narrower by 0.2 in
  • Smaller exterior footprintAcura NSX — Based on length × width (Acura NSX)

Dimension comparison

SpecBMW i8Acura NSXDifference
Length184.9 in176.0 in8.9 in
Width76.5 in76.3 in0.2 in
Height50.8 in47.8 in3.0 in
Wheelbase110.2 in103.5 in6.7 in
Ground clearance—3.8 in—
Curb weight3,586 lb3,878 lb292 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.