Mazda Mazda3 vs Audi S3 Dimensions & Size Comparison
Comparing 2018 vs 2023 catalog dimensions. Mazda Mazda3 · Audi S3
- Length175.6 in – 180.3 in
- Height57.3 in
- Wheelbase106.3 in
- Ground clearance6.1 in
- Curb weight2,875 lb – 3,046 lb
- Width70.7 in
- Audi S3 width71.5 in
Which is bigger?
- Length: Audi S3 is 0.6 in shorter (177.9 in vs 177.3 in)
- Width: Mazda Mazda3 is 0.8 in narrower (70.7 in vs 71.5 in)
- Height: Mazda Mazda3 is 1.5 in taller (57.3 in vs 55.8 in)
- Wheelbase: Mazda Mazda3 has a 2.7 in longer wheelbase (106.3 in vs 103.6 in)
- Curb weight: Audi S3 is 567 lb heavier (2,961 lb vs 3,527 lb)
Biggest size differences
- Curb weight: Audi S3 is 567 lb heavier (2,961 lb vs 3,527 lb)
- Height: Mazda Mazda3 is 1.5 in taller (57.3 in vs 55.8 in)
- Wheelbase: Mazda Mazda3 has a 2.7 in longer wheelbase (106.3 in vs 103.6 in)
- Width: Mazda Mazda3 is 0.8 in narrower (70.7 in vs 71.5 in)
- Length: Audi S3 is 0.6 in shorter (177.9 in vs 177.3 in)
Practical verdicts
- Easier to fit in a short garageAudi S3 — Audi S3 is shorter by 0.6 in Check garage fit for Mazda Mazda3 · garage fit for Audi S3
- Narrower for tight parkingMazda Mazda3 — Mazda Mazda3 is narrower by 0.8 in
Dimension comparison
| Spec | Mazda Mazda3 | Audi S3 | Difference |
|---|---|---|---|
| Length | 177.9 in | 177.3 in | 0.6 in |
| Width | 70.7 in | 71.5 in | 0.8 in |
| Height | 57.3 in | 55.8 in | 1.5 in |
| Wheelbase | 106.3 in | 103.6 in | 2.7 in |
| Ground clearance | 6.1 in | — | — |
| Curb weight | 2,961 lb | 3,527 lb | 567 lb |
Values use trim midpoints when a model year lists a range (e.g. length 175.6 in – 180.3 in).
Compare by year
Overlapping model years with dimension data.
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