Spec Sizes

Honda Civic Si vs Cadillac CT4-V Dimensions & Size Comparison

Comparing 2022 catalog dimensions. Honda Civic Si · Cadillac CT4-V

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

Side view
  • Length184.0 in
  • Height55.5 in
  • Wheelbase107.7 in
  • Curb weight2,952 lb – 2,961 lb
Front / width
  • Width70.9 in
  • Cadillac CT4-V width71.4 in

Which is bigger?

  • Length: Honda Civic Si is 3.4 in shorter (184.0 in vs 187.4 in)
  • Width: Honda Civic Si is 0.5 in narrower (70.9 in vs 71.4 in)
  • Height: Cadillac CT4-V is 0.5 in taller (55.5 in vs 56.0 in)
  • Wheelbase: Cadillac CT4-V has a 1.6 in longer wheelbase (107.7 in vs 109.3 in)
  • Curb weight: Cadillac CT4-V is 782 lb heavier (2,957 lb vs 3,738 lb)

Biggest size differences

  1. Curb weight: Cadillac CT4-V is 782 lb heavier (2,957 lb vs 3,738 lb)
  2. Length: Honda Civic Si is 3.4 in shorter (184.0 in vs 187.4 in)
  3. Wheelbase: Cadillac CT4-V has a 1.6 in longer wheelbase (107.7 in vs 109.3 in)
  4. Height: Cadillac CT4-V is 0.5 in taller (55.5 in vs 56.0 in)
  5. Width: Honda Civic Si is 0.5 in narrower (70.9 in vs 71.4 in)

Practical verdicts

  • Easier to fit in a short garageHonda Civic Si — Honda Civic Si is shorter by 3.4 in Check garage fit for Honda Civic Si · garage fit for Cadillac CT4-V
  • Narrower for tight parkingHonda Civic Si — Honda Civic Si is narrower by 0.5 in
  • Smaller exterior footprintHonda Civic Si — Based on length × width (Honda Civic Si)

Dimension comparison

SpecHonda Civic SiCadillac CT4-VDifference
Length184.0 in187.4 in3.4 in
Width70.9 in71.4 in0.5 in
Height55.5 in56.0 in0.5 in
Wheelbase107.7 in109.3 in1.6 in
Curb weight2,957 lb3,738 lb782 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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