Spec Sizes

Lexus IS 250 vs Cadillac CT4 Dimensions & Size Comparison

Comparing 2010 vs 2023 catalog dimensions. Lexus IS 250 · Cadillac CT4

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

Side view
  • Length180.3 in
  • Height56.1 in – 56.7 in
  • Wheelbase107.5 in
  • Curb weight3,455 lb – 3,651 lb
Front / width
  • Width70.9 in
  • Cadillac CT4 width71.4 in

Which is bigger?

  • Length: Lexus IS 250 is 6.9 in shorter (180.3 in vs 187.2 in)
  • Width: Lexus IS 250 is 0.5 in narrower (70.9 in vs 71.4 in)
  • Height: Lexus IS 250 is 0.4 in taller (56.4 in vs 56.0 in)
  • Wheelbase: Cadillac CT4 has a 1.8 in longer wheelbase (107.5 in vs 109.3 in)
  • Curb weight: Lexus IS 250 is 31 lb heavier (3,553 lb vs 3,522 lb)

Biggest size differences

  1. Length: Lexus IS 250 is 6.9 in shorter (180.3 in vs 187.2 in)
  2. Wheelbase: Cadillac CT4 has a 1.8 in longer wheelbase (107.5 in vs 109.3 in)
  3. Curb weight: Lexus IS 250 is 31 lb heavier (3,553 lb vs 3,522 lb)
  4. Height: Lexus IS 250 is 0.4 in taller (56.4 in vs 56.0 in)
  5. Width: Lexus IS 250 is 0.5 in narrower (70.9 in vs 71.4 in)

Practical verdicts

  • Easier to fit in a short garageLexus IS 250 — Lexus IS 250 is shorter by 6.9 in Check garage fit for Lexus IS 250 · garage fit for Cadillac CT4
  • Narrower for tight parkingLexus IS 250 — Lexus IS 250 is narrower by 0.5 in
  • Smaller exterior footprintLexus IS 250 — Based on length × width (Lexus IS 250)

Dimension comparison

SpecLexus IS 250Cadillac CT4Difference
Length180.3 in187.2 in6.9 in
Width70.9 in71.4 in0.5 in
Height56.4 in56.0 in0.4 in
Wheelbase107.5 in109.3 in1.8 in
Curb weight3,553 lb3,522 lb31 lb

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

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