Audi A5 vs Honda Civic Si Dimensions & Size Comparison
Comparing 2018 vs 2022 catalog dimensions. Audi A5 · Honda Civic Si
- Length184.0 in – 186.3 in
- Height54.0 in – 54.6 in
- Wheelbase108.8 in – 111.2 in
- Ground clearance4.7 in – 5.0 in
- Curb weight3,549 lb – 3,990 lb
- Width72.6 in – 72.7 in
- Honda Civic Si width70.9 in
Which is bigger?
- Length: Honda Civic Si is 1.2 in shorter (185.2 in vs 184.0 in)
- Width: Honda Civic Si is 1.8 in narrower (72.7 in vs 70.9 in)
- Height: Honda Civic Si is 1.2 in taller (54.3 in vs 55.5 in)
- Wheelbase: Audi A5 has a 2.3 in longer wheelbase (110.0 in vs 107.7 in)
- Curb weight: Audi A5 is 813 lb heavier (3,770 lb vs 2,957 lb)
Biggest size differences
- Curb weight: Audi A5 is 813 lb heavier (3,770 lb vs 2,957 lb)
- Width: Honda Civic Si is 1.8 in narrower (72.7 in vs 70.9 in)
- Height: Honda Civic Si is 1.2 in taller (54.3 in vs 55.5 in)
- Wheelbase: Audi A5 has a 2.3 in longer wheelbase (110.0 in vs 107.7 in)
- Length: Honda Civic Si is 1.2 in shorter (185.2 in vs 184.0 in)
Practical verdicts
- Easier to fit in a short garageHonda Civic Si — Honda Civic Si is shorter by 1.2 in Check garage fit for Audi A5 · garage fit for Honda Civic Si
- Narrower for tight parkingHonda Civic Si — Honda Civic Si is narrower by 1.8 in
- Smaller exterior footprintHonda Civic Si — Based on length × width (Honda Civic Si)
Dimension comparison
| Spec | Audi A5 | Honda Civic Si | Difference |
|---|---|---|---|
| Length | 185.2 in | 184.0 in | 1.2 in |
| Width | 72.7 in | 70.9 in | 1.8 in |
| Height | 54.3 in | 55.5 in | 1.2 in |
| Wheelbase | 110.0 in | 107.7 in | 2.3 in |
| Ground clearance | 4.8 in | — | — |
| Curb weight | 3,770 lb | 2,957 lb | 813 lb |
Values use trim midpoints when a model year lists a range (e.g. length 184.0 in – 186.3 in).
Compare by year
Overlapping model years with dimension data.
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