Cadillac ATS vs Honda Civic Si Dimensions & Size Comparison
Comparing 2014 vs 2022 catalog dimensions. Cadillac ATS · Honda Civic Si
- Length182.8 in
- Height55.9 in – 56.4 in
- Wheelbase109.3 in
- Curb weight3,319 lb – 3,629 lb
- Width71.1 in
- Honda Civic Si width70.9 in
Which is bigger?
- Length: Cadillac ATS is 1.2 in shorter (182.8 in vs 184.0 in)
- Width: Honda Civic Si is 0.2 in narrower (71.1 in vs 70.9 in)
- Height: Cadillac ATS is 0.6 in taller (56.1 in vs 55.5 in)
- Wheelbase: Cadillac ATS has a 1.6 in longer wheelbase (109.3 in vs 107.7 in)
- Curb weight: Cadillac ATS is 518 lb heavier (3,474 lb vs 2,957 lb)
Biggest size differences
- Curb weight: Cadillac ATS is 518 lb heavier (3,474 lb vs 2,957 lb)
- Wheelbase: Cadillac ATS has a 1.6 in longer wheelbase (109.3 in vs 107.7 in)
- Height: Cadillac ATS is 0.6 in taller (56.1 in vs 55.5 in)
- Length: Cadillac ATS is 1.2 in shorter (182.8 in vs 184.0 in)
- Width: Honda Civic Si is 0.2 in narrower (71.1 in vs 70.9 in)
Practical verdicts
- Easier to fit in a short garageCadillac ATS — Cadillac ATS is shorter by 1.2 in Check garage fit for Cadillac ATS · garage fit for Honda Civic Si
- Narrower for tight parkingHonda Civic Si — Honda Civic Si is narrower by 0.2 in
Dimension comparison
| Spec | Cadillac ATS | Honda Civic Si | Difference |
|---|---|---|---|
| Length | 182.8 in | 184.0 in | 1.2 in |
| Width | 71.1 in | 70.9 in | 0.2 in |
| Height | 56.1 in | 55.5 in | 0.6 in |
| Wheelbase | 109.3 in | 107.7 in | 1.6 in |
| Curb weight | 3,474 lb | 2,957 lb | 518 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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