2007 Audi A4 vs. 2011 Audi R8
To start off, 2011 Audi R8 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 5,200 cc (10 cylinders), 2011 Audi R8 is equipped with a bigger engine. In terms of performance, 2011 Audi R8 (525 HP @ 8000 RPM) has 364 more horse power than 2007 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2011 Audi R8 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi R8 weights approximately 251 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Audi A4. In wet, icy, snow, or gravel driving conditions, 2011 Audi R8 will offer significantly more control. 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, 2011 Audi R8 (530 Nm @ 6500 RPM) has 305 more torque (in Nm) than 2007 Audi A4. (225 Nm @ 1750 RPM). This means 2011 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2011 Audi R8 | |
| Make | Audi | Audi |
| Model | A4 | R8 |
| Year Released | 2007 | 2011 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1781 cc | 5200 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 525 HP |
| Engine RPM | 5700 RPM | 8000 RPM |
| Torque | 225 Nm | 530 Nm |
| Torque RPM | 1750 RPM | 6500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 6-speed automated manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1434 kg | 1685 kg |
| Vehicle Length | 4590 mm | 4435 mm |
| Vehicle Width | 1780 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1252 mm |
| Wheelbase Size | 2650 mm | 2649 mm |
| Fuel Tank Capacity | 70 L | 90 L |
