Audi A3 vs Audi RS 3 Dimensions & Size Comparison
Comparing 2018 vs 2023 catalog dimensions. Audi A3 · Audi RS 3
- Length174.1 in – 175.5 in
- Height55.5 in – 55.7 in
- Wheelbase102.2 in – 103.8 in
- Ground clearance5.5 in – 6.0 in
- Curb weight3,197 lb – 3,627 lb
- Width70.7 in
- Audi RS 3 width72.9 in
Which is bigger?
- Length: Audi A3 is 4.0 in shorter (174.8 in vs 178.8 in)
- Width: Audi A3 is 2.2 in narrower (70.7 in vs 72.9 in)
- Height: essentially the same
- Wheelbase: Audi RS 3 has a 0.6 in longer wheelbase (103.0 in vs 103.6 in)
- Curb weight: Audi RS 3 is 237 lb heavier (3,412 lb vs 3,649 lb)
Biggest size differences
- Curb weight: Audi RS 3 is 237 lb heavier (3,412 lb vs 3,649 lb)
- Width: Audi A3 is 2.2 in narrower (70.7 in vs 72.9 in)
- Length: Audi A3 is 4.0 in shorter (174.8 in vs 178.8 in)
- Wheelbase: Audi RS 3 has a 0.6 in longer wheelbase (103.0 in vs 103.6 in)
Practical verdicts
- Easier to fit in a short garageAudi A3 — Audi A3 is shorter by 4.0 in Check garage fit for Audi A3 · garage fit for Audi RS 3
- Narrower for tight parkingAudi A3 — Audi A3 is narrower by 2.2 in
- Smaller exterior footprintAudi A3 — Based on length × width (Audi A3)
Dimension comparison
| Spec | Audi A3 | Audi RS 3 | Difference |
|---|---|---|---|
| Length | 174.8 in | 178.8 in | 4.0 in |
| Width | 70.7 in | 72.9 in | 2.2 in |
| Height | 55.6 in | 55.6 in | 0.0 in |
| Wheelbase | 103.0 in | 103.6 in | 0.6 in |
| Ground clearance | 5.8 in | — | — |
| Curb weight | 3,412 lb | 3,649 lb | 237 lb |
Values use trim midpoints when a model year lists a range (e.g. length 174.1 in – 175.5 in).
Compare by year
Overlapping model years with dimension data.
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