2007 Audi A4 vs. 2007 Audi R8
To start off, both 2007 Audi A4 and 2007 Audi R8 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,163 cc (8 cylinders), 2007 Audi R8 is equipped with a bigger engine. In terms of performance, 2007 Audi R8 (414 HP @ 7800 RPM) has 162 more horse power than 2007 Audi A4. (252 HP @ 6500 RPM) In normal driving conditions, 2007 Audi R8 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 65 kg more than 2007 Audi R8.
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, 2007 Audi R8 (430 Nm @ 4500 RPM) has 100 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2007 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2007 Audi A4 has automatic transmission and 2007 Audi R8 has manual transmission. 2007 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2007 Audi R8 | |
| Make | Audi | Audi |
| Model | A4 | R8 |
| Year Released | 2007 | 2007 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 3123 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 414 HP |
| Engine RPM | 6500 RPM | 7800 RPM |
| Torque | 330 Nm | 430 Nm |
| Torque RPM | 3250 RPM | 4500 RPM |
| Engine Bore Size | 84.5 mm | 84.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Engine Compression Ratio | 12.5:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 247 km/hour | 301 km/hour |
| Acceleration 0-100mph | 7.1 seconds | 4.6 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 | 1630 kg | 1565 kg |
| Vehicle Length | 4590 mm | 4590 mm |
| Vehicle Width | 1780 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1260 mm |
| Wheelbase Size | 2650 mm | 2660 mm |
| Fuel Consumption Overall | 10.7 L/100km | 13.6 L/100km |
| Fuel Tank Capacity | 63 L | 75 L |
