Cadillac CTS vs BMW M3 Dimensions & Size Comparison
Comparing 2013 vs 2023 catalog dimensions. Cadillac CTS · BMW M3
- Length188.5 in – 192.0 in
- Height56.0 in – 58.0 in
- Wheelbase113.4 in
- Curb weight3,860 lb – 4,306 lb
- Width72.5 in – 74.1 in
- BMW M3 width74.3 in
Which is bigger?
- Length: BMW M3 is 1.2 in shorter (190.3 in vs 189.1 in)
- Width: Cadillac CTS is 1.0 in narrower (73.3 in vs 74.3 in)
- Height: Cadillac CTS is 0.5 in taller (57.0 in vs 56.5 in)
- Wheelbase: Cadillac CTS has a 0.9 in longer wheelbase (113.4 in vs 112.5 in)
- Curb weight: Cadillac CTS is 168 lb heavier (4,083 lb vs 3,915 lb)
Biggest size differences
- Curb weight: Cadillac CTS is 168 lb heavier (4,083 lb vs 3,915 lb)
- Width: Cadillac CTS is 1.0 in narrower (73.3 in vs 74.3 in)
- Height: Cadillac CTS is 0.5 in taller (57.0 in vs 56.5 in)
- Wheelbase: Cadillac CTS has a 0.9 in longer wheelbase (113.4 in vs 112.5 in)
- Length: BMW M3 is 1.2 in shorter (190.3 in vs 189.1 in)
Practical verdicts
- Easier to fit in a short garageBMW M3 — BMW M3 is shorter by 1.2 in Check garage fit for Cadillac CTS · garage fit for BMW M3
- Narrower for tight parkingCadillac CTS — Cadillac CTS is narrower by 1.0 in
Dimension comparison
| Spec | Cadillac CTS | BMW M3 | Difference |
|---|---|---|---|
| Length | 190.3 in | 189.1 in | 1.2 in |
| Width | 73.3 in | 74.3 in | 1.0 in |
| Height | 57.0 in | 56.5 in | 0.5 in |
| Wheelbase | 113.4 in | 112.5 in | 0.9 in |
| Curb weight | 4,083 lb | 3,915 lb | 168 lb |
Values use trim midpoints when a model year lists a range (e.g. length 188.5 in – 192.0 in).
Compare by year
Overlapping model years with dimension data.
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