Spec Sizes

BMW i8 vs Porsche Taycan Dimensions & Size Comparison

Comparing 2020 catalog dimensions. BMW i8 · Porsche Taycan

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
  • Porsche Taycan width77.4 in – 77.5 in

Which is bigger?

  • Length: BMW i8 is 10.5 in shorter (184.9 in vs 195.4 in)
  • Width: BMW i8 is 1.0 in narrower (76.5 in vs 77.5 in)
  • Height: Porsche Taycan is 3.6 in taller (50.8 in vs 54.3 in)
  • Wheelbase: Porsche Taycan has a 4.0 in longer wheelbase (110.2 in vs 114.2 in)
  • Curb weight: Porsche Taycan is 1,369 lb heavier (3,586 lb vs 4,955 lb)

Biggest size differences

  1. Curb weight: Porsche Taycan is 1,369 lb heavier (3,586 lb vs 4,955 lb)
  2. Height: Porsche Taycan is 3.6 in taller (50.8 in vs 54.3 in)
  3. Length: BMW i8 is 10.5 in shorter (184.9 in vs 195.4 in)
  4. Wheelbase: Porsche Taycan has a 4.0 in longer wheelbase (110.2 in vs 114.2 in)
  5. Width: BMW i8 is 1.0 in narrower (76.5 in vs 77.5 in)

Practical verdicts

  • Easier to fit in a short garageBMW i8 — BMW i8 is shorter by 10.5 in Check garage fit for BMW i8 · garage fit for Porsche Taycan
  • Narrower for tight parkingBMW i8 — BMW i8 is narrower by 1.0 in
  • Smaller exterior footprintBMW i8 — Based on length × width (BMW i8)

Dimension comparison

SpecBMW i8Porsche TaycanDifference
Length184.9 in195.4 in10.5 in
Width76.5 in77.5 in1.0 in
Height50.8 in54.3 in3.6 in
Wheelbase110.2 in114.2 in4.0 in
Curb weight3,586 lb4,955 lb1,369 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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