2008 Audi A3 vs. 2009 Audi R8
To start off, 2009 Audi R8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A3. In addition, the cost of maintenance, including insurance, on 2008 Audi A3 would be higher. At 5,204 cc (10 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (518 HP @ 8000 RPM) has 380 more horse power than 2008 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2009 Audi R8 should accelerate faster than 2008 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi R8 weights approximately 35 kg more than 2008 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Audi R8 (530 Nm @ 6500 RPM) has 210 more torque (in Nm) than 2008 Audi A3. (320 Nm @ 1750 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A3. 2008 Audi A3 has automatic transmission and 2009 Audi R8 has manual transmission. 2009 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A3 | 2009 Audi R8 | |
| Make | Audi | Audi |
| Model | A3 | R8 |
| Year Released | 2008 | 2009 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1966 cc | 5204 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 518 HP |
| Engine RPM | 4000 RPM | 8000 RPM |
| Torque | 320 Nm | 530 Nm |
| Torque RPM | 1750 RPM | 6500 RPM |
| Engine Compression Ratio | 18.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 205 km/hour | 311 km/hour |
| Acceleration 0-100mph | 9.6 seconds | 3.9 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1545 kg | 1580 kg |
| Vehicle Length | 4290 mm | 4440 mm |
| Vehicle Width | 1770 mm | 1940 mm |
| Vehicle Height | 1430 mm | 1260 mm |
| Wheelbase Size | 2580 mm | 2660 mm |
| Fuel Consumption Overall | 5.9 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 60 L | 75 L |
