2006 Infiniti QX4 vs. 2008 Mercedes-Benz R
To start off, 2008 Mercedes-Benz R is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Infiniti QX4. In addition, the cost of maintenance, including insurance, on 2006 Infiniti QX4 would be higher. At 5,552 cc (8 cylinders), 2006 Infiniti QX4 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX4 (315 HP @ 4900 RPM) has 47 more horse power than 2008 Mercedes-Benz R. (268 HP @ 6000 RPM). In normal driving conditions, 2006 Infiniti QX4 should accelerate faster than 2008 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti QX4 weights approximately 175 kg more than 2008 Mercedes-Benz R. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2006 Infiniti QX4 (530 Nm @ 3600 RPM) has 180 more torque (in Nm) than 2008 Mercedes-Benz R. (350 Nm @ 2400 RPM). This means 2006 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz R.
Compare all specifications:
| 2006 Infiniti QX4 | 2008 Mercedes-Benz R | |
| Make | Infiniti | Mercedes-Benz |
| Model | QX4 | R |
| Year Released | 2006 | 2008 |
| Body Type | SUV | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 268 HP |
| Engine RPM | 4900 RPM | 6000 RPM |
| Torque | 530 Nm | 350 Nm |
| Torque RPM | 3600 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1320 kg | 1145 kg |
| Vehicle Length | 5260 mm | 5160 mm |
| Vehicle Width | 2010 mm | 1930 mm |
| Vehicle Height | 1960 mm | 1660 mm |
| Wheelbase Size | 3140 mm | 3220 mm |
| Fuel Consumption Highway | 12.4 L/100km | 11.9 L/100km |
| Fuel Consumption City | 18.1 L/100km | 15.8 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 14 L/100km |
| Fuel Tank Capacity | 60 L | 80 L |
