Spec Sizes

BMW i8 vs Audi R8 Dimensions & Size Comparison

Comparing 2015 vs 2023 catalog dimensions. BMW i8 · Audi R8

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

Side view
  • Length184.9 in
  • Height50.8 in
  • Wheelbase110.2 in
  • Ground clearance4.6 in
  • Curb weight3,455 lb
Front / width
  • Width76.5 in
  • Audi R8 width76.4 in

Which is bigger?

  • Length: Audi R8 is 10.5 in shorter (184.9 in vs 174.4 in)
  • Width: Audi R8 is 0.1 in narrower (76.5 in vs 76.4 in)
  • Height: BMW i8 is 2.0 in taller (50.8 in vs 48.8 in)
  • Wheelbase: BMW i8 has a 5.9 in longer wheelbase (110.2 in vs 104.3 in)
  • Curb weight: Audi R8 is 299 lb heavier (3,455 lb vs 3,754 lb)

Biggest size differences

  1. Curb weight: Audi R8 is 299 lb heavier (3,455 lb vs 3,754 lb)
  2. Length: Audi R8 is 10.5 in shorter (184.9 in vs 174.4 in)
  3. Wheelbase: BMW i8 has a 5.9 in longer wheelbase (110.2 in vs 104.3 in)
  4. Height: BMW i8 is 2.0 in taller (50.8 in vs 48.8 in)
  5. Width: Audi R8 is 0.1 in narrower (76.5 in vs 76.4 in)

Practical verdicts

  • Easier to fit in a short garageAudi R8 — Audi R8 is shorter by 10.5 in Check garage fit for BMW i8 · garage fit for Audi R8
  • Narrower for tight parkingAudi R8 — Audi R8 is narrower by 0.1 in
  • Smaller exterior footprintAudi R8 — Based on length × width (Audi R8)

Dimension comparison

SpecBMW i8Audi R8Difference
Length184.9 in174.4 in10.5 in
Width76.5 in76.4 in0.1 in
Height50.8 in48.8 in2.0 in
Wheelbase110.2 in104.3 in5.9 in
Ground clearance4.6 in——
Curb weight3,455 lb3,754 lb299 lb

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

Compare by year

Overlapping model years with dimension data.

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