2008 Audi R8 vs. 2007 BMW X3
To start off, 2008 Audi R8 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. At 4,163 cc (8 cylinders), 2008 Audi R8 is equipped with a bigger engine. In terms of performance, 2008 Audi R8 (420 HP @ 7800 RPM) has 152 more horse power than 2007 BMW X3. (268 HP @ 6600 RPM). In normal driving conditions, 2008 Audi R8 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 640 kg more than 2008 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, 2008 Audi R8 (430 Nm @ 2500 RPM) has 115 more torque (in Nm) than 2007 BMW X3. (315 Nm @ 2750 RPM). This means 2008 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3. 2007 BMW X3 has automatic transmission and 2008 Audi R8 has manual transmission. 2008 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi R8 | 2007 BMW X3 | |
| Make | Audi | BMW |
| Model | R8 | X3 |
| Year Released | 2008 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Middle | Front |
| Engine Size | 4163 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 420 HP | 268 HP |
| Engine RPM | 7800 RPM | 6600 RPM |
| Torque | 430 Nm | 315 Nm |
| Torque RPM | 2500 RPM | 2750 RPM |
| Engine Compression Ratio | 12.5:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 295 km/hour | 210 km/hour |
| Acceleration 0-100mph | 4.6 seconds | 7.8 seconds |
| Drive Type | AWD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1175 kg | 1815 kg |
| Vehicle Length | 4440 mm | 4570 mm |
| Vehicle Width | 1910 mm | 1680 mm |
| Vehicle Height | 1260 mm | 1860 mm |
| Wheelbase Size | 2660 mm | 2800 mm |
| Fuel Consumption Overall | 14.6 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 75 L | 67 L |
