Porsche 911 vs Audi TT RS Dimensions & Size Comparison
Comparing 2012 catalog dimensions. Porsche 911 · Audi TT RS
- Length174.6 in – 176.8 in
- Height51.0 in – 51.6 in
- Wheelbase92.5 in – 96.5 in
- Ground clearance3.8 in – 4.3 in
- Curb weight3,042 lb – 3,660 lb
- Width71.2 in – 72.9 in
- Audi TT RS width72.5 in
Which is bigger?
- Length: Audi TT RS is 10.4 in shorter (175.7 in vs 165.3 in)
- Width: Porsche 911 is 0.4 in narrower (72.1 in vs 72.5 in)
- Height: Audi TT RS is 1.5 in taller (51.3 in vs 52.8 in)
- Wheelbase: Audi TT RS has a 2.7 in longer wheelbase (94.5 in vs 97.2 in)
- Curb weight: Porsche 911 is 45 lb heavier (3,351 lb vs 3,306 lb)
Biggest size differences
- Length: Audi TT RS is 10.4 in shorter (175.7 in vs 165.3 in)
- Height: Audi TT RS is 1.5 in taller (51.3 in vs 52.8 in)
- Wheelbase: Audi TT RS has a 2.7 in longer wheelbase (94.5 in vs 97.2 in)
- Curb weight: Porsche 911 is 45 lb heavier (3,351 lb vs 3,306 lb)
- Width: Porsche 911 is 0.4 in narrower (72.1 in vs 72.5 in)
Practical verdicts
- Easier to fit in a short garageAudi TT RS — Audi TT RS is shorter by 10.4 in Check garage fit for Porsche 911 · garage fit for Audi TT RS
- Narrower for tight parkingPorsche 911 — Porsche 911 is narrower by 0.4 in
- Smaller exterior footprintAudi TT RS — Based on length × width (Audi TT RS)
Dimension comparison
| Spec | Porsche 911 | Audi TT RS | Difference |
|---|---|---|---|
| Length | 175.7 in | 165.3 in | 10.4 in |
| Width | 72.1 in | 72.5 in | 0.4 in |
| Height | 51.3 in | 52.8 in | 1.5 in |
| Wheelbase | 94.5 in | 97.2 in | 2.7 in |
| Ground clearance | 4.0 in | — | — |
| Curb weight | 3,351 lb | 3,306 lb | 45 lb |
Values use trim midpoints when a model year lists a range (e.g. length 174.6 in – 176.8 in).
Compare by year
Overlapping model years with dimension data.
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