Cadillac ATS vs Audi S4 Dimensions & Size Comparison
Comparing 2019 catalog dimensions. Cadillac ATS · Audi S4
- Length183.6 in
- Height54.8 in – 55.3 in
- Wheelbase109.3 in
- Curb weight3,418 lb – 3,693 lb
- Width72.5 in
- Audi S4 width72.5 in
Which is bigger?
- Length: Cadillac ATS is 3.2 in shorter (183.6 in vs 186.8 in)
- Width: essentially the same
- Height: Audi S4 is 0.3 in taller (55.0 in vs 55.3 in)
- Wheelbase: Audi S4 has a 1.9 in longer wheelbase (109.3 in vs 111.2 in)
- Curb weight: Audi S4 is 303 lb heavier (3,556 lb vs 3,858 lb)
Biggest size differences
- Curb weight: Audi S4 is 303 lb heavier (3,556 lb vs 3,858 lb)
- Length: Cadillac ATS is 3.2 in shorter (183.6 in vs 186.8 in)
- Wheelbase: Audi S4 has a 1.9 in longer wheelbase (109.3 in vs 111.2 in)
- Height: Audi S4 is 0.3 in taller (55.0 in vs 55.3 in)
Practical verdicts
- Easier to fit in a short garageCadillac ATS — Cadillac ATS is shorter by 3.2 in Check garage fit for Cadillac ATS · garage fit for Audi S4
- Smaller exterior footprintCadillac ATS — Based on length × width (Cadillac ATS)
Dimension comparison
| Spec | Cadillac ATS | Audi S4 | Difference |
|---|---|---|---|
| Length | 183.6 in | 186.8 in | 3.2 in |
| Width | 72.5 in | 72.5 in | 0.0 in |
| Height | 55.0 in | 55.3 in | 0.3 in |
| Wheelbase | 109.3 in | 111.2 in | 1.9 in |
| Curb weight | 3,556 lb | 3,858 lb | 303 lb |
Values use trim midpoints when a model year lists a range.
Compare by year
Overlapping model years with dimension data.
Already own one of these cars?
Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.