Spec Sizes

BMW i8 vs Cadillac ATS Dimensions & Size Comparison

Comparing 2015 catalog dimensions. BMW i8 · Cadillac ATS

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
  • Cadillac ATS width72.5 in

Which is bigger?

  • Length: Cadillac ATS is 1.3 in shorter (184.9 in vs 183.6 in)
  • Width: Cadillac ATS is 4.0 in narrower (76.5 in vs 72.5 in)
  • Height: Cadillac ATS is 4.0 in taller (50.8 in vs 54.8 in)
  • Wheelbase: BMW i8 has a 0.9 in longer wheelbase (110.2 in vs 109.3 in)
  • Ground clearance: Cadillac ATS has 1.3 in more ground clearance (4.6 in vs 5.9 in)
  • Curb weight: Cadillac ATS is 97 lb heavier (3,455 lb vs 3,552 lb)

Biggest size differences

  1. Ground clearance: Cadillac ATS has 1.3 in more ground clearance (4.6 in vs 5.9 in)
  2. Height: Cadillac ATS is 4.0 in taller (50.8 in vs 54.8 in)
  3. Width: Cadillac ATS is 4.0 in narrower (76.5 in vs 72.5 in)
  4. Curb weight: Cadillac ATS is 97 lb heavier (3,455 lb vs 3,552 lb)
  5. Wheelbase: BMW i8 has a 0.9 in longer wheelbase (110.2 in vs 109.3 in)

Practical verdicts

  • Easier to fit in a short garageCadillac ATS — Cadillac ATS is shorter by 1.3 in Check garage fit for BMW i8 · garage fit for Cadillac ATS
  • Narrower for tight parkingCadillac ATS — Cadillac ATS is narrower by 4.0 in
  • More ground clearanceCadillac ATS — Cadillac ATS has 1.3 in more clearance
  • Smaller exterior footprintCadillac ATS — Based on length × width (Cadillac ATS)

Dimension comparison

SpecBMW i8Cadillac ATSDifference
Length184.9 in183.6 in1.3 in
Width76.5 in72.5 in4.0 in
Height50.8 in54.8 in4.0 in
Wheelbase110.2 in109.3 in0.9 in
Ground clearance4.6 in5.9 in1.3 in
Curb weight3,455 lb3,552 lb97 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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