Honda Civic Si vs Cadillac ATS Dimensions & Size Comparison
Comparing 2022 vs 2019 catalog dimensions. Honda Civic Si · Cadillac ATS
- Length184.0 in
- Height55.5 in
- Wheelbase107.7 in
- Curb weight2,952 lb – 2,961 lb
- Width70.9 in
- Cadillac ATS width72.5 in
Which is bigger?
- Length: Cadillac ATS is 0.4 in shorter (184.0 in vs 183.6 in)
- Width: Honda Civic Si is 1.6 in narrower (70.9 in vs 72.5 in)
- Height: Honda Civic Si is 0.5 in taller (55.5 in vs 55.0 in)
- Wheelbase: Cadillac ATS has a 1.6 in longer wheelbase (107.7 in vs 109.3 in)
- Curb weight: Cadillac ATS is 599 lb heavier (2,957 lb vs 3,556 lb)
Biggest size differences
- Curb weight: Cadillac ATS is 599 lb heavier (2,957 lb vs 3,556 lb)
- Width: Honda Civic Si is 1.6 in narrower (70.9 in vs 72.5 in)
- Wheelbase: Cadillac ATS has a 1.6 in longer wheelbase (107.7 in vs 109.3 in)
- Height: Honda Civic Si is 0.5 in taller (55.5 in vs 55.0 in)
- Length: Cadillac ATS is 0.4 in shorter (184.0 in vs 183.6 in)
Practical verdicts
- Easier to fit in a short garageCadillac ATS — Cadillac ATS is shorter by 0.4 in Check garage fit for Honda Civic Si · garage fit for Cadillac ATS
- Narrower for tight parkingHonda Civic Si — Honda Civic Si is narrower by 1.6 in
- Smaller exterior footprintHonda Civic Si — Based on length × width (Honda Civic Si)
Dimension comparison
| Spec | Honda Civic Si | Cadillac ATS | Difference |
|---|---|---|---|
| Length | 184.0 in | 183.6 in | 0.4 in |
| Width | 70.9 in | 72.5 in | 1.6 in |
| Height | 55.5 in | 55.0 in | 0.5 in |
| Wheelbase | 107.7 in | 109.3 in | 1.6 in |
| Curb weight | 2,957 lb | 3,556 lb | 599 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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