| Attribute |
Audi A3 Sedan (8V) 2.0 T quattro × | 
Audi TT Roadster (8J, facelift 2010) 1.8 TFSI × |
| General | | |
| Make | Audi | Audi |
| Model | A3 | TT |
| Generation | A3 Sedan (8V) | TT Roadster (8J, facelift 2010) |
| Modification | 2.0 T quattro | 1.8 TFSI |
| Website | https://www.audi.com/ | https://www.audi.com/ |
| Number of doors | 4 | 2 |
| Number of seats | 5 | 2 |
| Body type | Sedan | Roadster |
| Transmission | manual | manual |
| Number of gears | 6 | 6 |
| Production from (year) | 2015 | 2010 |
| Production to (year) | 2016 | 2014 |
| Performance | | |
| Top speed (km/h) | 209 | 223 |
| Acceleration 0-100 km/h (s) | 6.2 | 7.5 |
| City consumption (l/100km) | 7.4 | 8.6 |
| Extra-urban consumption (l/100km) | 4.9 | 5.3 |
| Combined consumption (l/100km) | 5.8 | 6.5 |
| CO2 emissions (g/km) | 135 | 152 |
| Emission standard | EURO VI | EURO V |
| Drive | | |
| Drive | All wheel drive (4x4) | Front wheel drive |
| Position of engine | Front, transversely | Front, transversely |
| Fuel | Petrol (Gasoline) | Petrol (Gasoline) |
| Max. power (hp) | 223 | 160 |
| Max. torque (Nm) | 350 | 250 |
| Fuel Engine | | |
| Number of cylinders | 4 | 4 |
| Cylinders arrangement | Inline | Inline |
| Valves per cylinder | 4 | 4 |
| Engine displacement (cm³) | 1,984 | 1,798 |
| Compression ratio | 9.6 | 9.6 |
| Max. power @ rpm (rpm) | 4,500 | 4,500 |
| Max. torque @ rpm (rpm) | 1,600 | 1,500 |
| Cylinder bore (mm) | 82.5 | 82.5 |
| Piston stroke (mm) | 92.8 | 84.1 |
| Fuel system | Direct injection | Direct injection |
| Valve control | Dohc | Dohc |
| Turbine | Turbocharger / Intercooler | Turbocharger / Intercooler |
| Fuel tank (l) | 55 | 55 |
| Engine oil capacity (l) | - | 4.6 |
| Coolant capacity (l) | - | 8.1 |
| Chassis | | |
| ABS | + | + |
| Front wheel suspension | Independent, Spring McPherson, with stabilizer | Independent, Spring McPherson, with stabilizer |
| Rear wheel suspension | Multi-link independent | Independent, spring multi-link with stabilizer |
| Steering type | Steering rack | Steering rack |
| Power steering | Electric Steering | - |
| Front brakes | Ventilated discs | Ventilated discs |
| Rear brakes | Disc | Disc |
| Tires size | | |
| Turning radius (m) | 11 | 10.96 |
| Dimensions | | |
| Length (mm) | 4,456 | 4,198 |
| Width (mm) | 1,796 | 1,842 |
| Height (mm) | 1,416 | 1,358 |
| Wheelbase (mm) | 2,637 | 2,468 |
| Kerb weight (kg) | 1,270 | 1,305 |
| Gross weight (kg) | 1,820 | 1,625 |
| Minimum boot space (l) | 390 | 250 |
| Maximum boot space (l) | 845 | 700 |
| Max. roof load (kg) | 75 | - |
| Front track (mm) | 1,555 | 1,572 |
| Rear track (mm) | 1,526 | 1,558 |
| Drag coefficient (Cd) | 0.29 | 0.32 |