Audi A3 vs Kia Optima Dimensions & Size Comparison
Comparing 2020 catalog dimensions. Audi A3 · Kia Optima
- Length175.5 in – 175.7 in
- Height55.7 in
- Wheelbase103.8 in
- Ground clearance6.3 in
- Curb weight3,197 lb – 3,428 lb
- Width70.7 in
- Kia Optima width73.2 in
Which is bigger?
- Length: Audi A3 is 15.5 in shorter (175.6 in vs 191.1 in)
- Width: Audi A3 is 2.5 in narrower (70.7 in vs 73.2 in)
- Height: Kia Optima is 2.0 in taller (55.7 in vs 57.7 in)
- Wheelbase: Kia Optima has a 6.6 in longer wheelbase (103.8 in vs 110.4 in)
- Ground clearance: Audi A3 has 1.0 in more ground clearance (6.3 in vs 5.3 in)
- Curb weight: Kia Optima is 82 lb heavier (3,313 lb vs 3,394 lb)
Biggest size differences
- Ground clearance: Audi A3 has 1.0 in more ground clearance (6.3 in vs 5.3 in)
- Length: Audi A3 is 15.5 in shorter (175.6 in vs 191.1 in)
- Wheelbase: Kia Optima has a 6.6 in longer wheelbase (103.8 in vs 110.4 in)
- Height: Kia Optima is 2.0 in taller (55.7 in vs 57.7 in)
- Width: Audi A3 is 2.5 in narrower (70.7 in vs 73.2 in)
Practical verdicts
- Easier to fit in a short garageAudi A3 — Audi A3 is shorter by 15.5 in Check garage fit for Audi A3 · garage fit for Kia Optima
- Narrower for tight parkingAudi A3 — Audi A3 is narrower by 2.5 in
- More ground clearanceAudi A3 — Audi A3 has 1.0 in more clearance
- Smaller exterior footprintAudi A3 — Based on length × width (Audi A3)
Dimension comparison
| Spec | Audi A3 | Kia Optima | Difference |
|---|---|---|---|
| Length | 175.6 in | 191.1 in | 15.5 in |
| Width | 70.7 in | 73.2 in | 2.5 in |
| Height | 55.7 in | 57.7 in | 2.0 in |
| Wheelbase | 103.8 in | 110.4 in | 6.6 in |
| Ground clearance | 6.3 in | 5.3 in | 1.0 in |
| Curb weight | 3,313 lb | 3,394 lb | 82 lb |
Values use trim midpoints when a model year lists a range (e.g. length 175.5 in – 175.7 in).
Compare by year
Overlapping model years with dimension data.
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