2009 Audi R8 vs. 2009 Infiniti QX56
To start off, both 2009 Audi R8 and 2009 Infiniti QX56 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,552 cc (8 cylinders), 2009 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (420 HP @ 7800 RPM) has 100 more horse power than 2009 Infiniti QX56. (320 HP @ 5200 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2009 Infiniti QX56. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti QX56 weights approximately 824 kg more than 2009 Audi R8.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Infiniti QX56. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Infiniti QX56 (533 Nm @ 3400 RPM) has 103 more torque (in Nm) than 2009 Audi R8. (430 Nm @ 4500 RPM). This means 2009 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi R8. 2009 Infiniti QX56 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. 2009 Infiniti QX56 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi R8 | 2009 Infiniti QX56 | |
| Make | Audi | Infiniti |
| Model | R8 | QX56 |
| Year Released | 2009 | 2009 |
| Body Type | Coupe | SUV |
| Engine Position | Middle | Front |
| Engine Size | 4163 cc | 5552 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 420 HP | 320 HP |
| Engine RPM | 7800 RPM | 5200 RPM |
| Torque | 430 Nm | 533 Nm |
| Torque RPM | 4500 RPM | 3400 RPM |
| Engine Compression Ratio | 12.5:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | AWD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 895 kg | 1719 kg |
| Vehicle Length | 4440 mm | 5260 mm |
| Vehicle Width | 1910 mm | 2010 mm |
| Vehicle Height | 1260 mm | 1980 mm |
| Wheelbase Size | 2660 mm | 3140 mm |
| Fuel Consumption | 12.4 L/100km | 13.1 L/100km |
| Fuel Consumption City | 19.6 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 90 L | 106 L |
