2008 Infiniti M vs. 2009 Mercedes-Benz R
To start off, 2009 Mercedes-Benz R is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Infiniti M. In addition, the cost of maintenance, including insurance, on 2008 Infiniti M would be higher. At 3,498 cc (6 cylinders), 2008 Infiniti M is equipped with a bigger engine. In terms of performance, 2008 Infiniti M (275 HP @ 6200 RPM) has 65 more horse power than 2009 Mercedes-Benz R. (210 HP @ 3800 RPM). In normal driving conditions, 2008 Infiniti M should accelerate faster than 2009 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2008 Infiniti M weights approximately 80 kg more than 2009 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, 2009 Mercedes-Benz R (540 Nm @ 1600 RPM) has 177 more torque (in Nm) than 2008 Infiniti M. (363 Nm @ 4800 RPM). This means 2009 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2008 Infiniti M.
Compare all specifications:
| 2008 Infiniti M | 2009 Mercedes-Benz R | |
| Make | Infiniti | Mercedes-Benz |
| Model | M | R |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 2985 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 275 HP | 210 HP |
| Engine RPM | 6200 RPM | 3800 RPM |
| Torque | 363 Nm | 540 Nm |
| Torque RPM | 4800 RPM | 1600 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1320 kg | 1240 kg |
| Vehicle Length | 4900 mm | 5160 mm |
| Vehicle Width | 1800 mm | 1960 mm |
| Vehicle Height | 1530 mm | 1670 mm |
| Wheelbase Size | 2910 mm | 3220 mm |
| Fuel Consumption Highway | 10.7 L/100km | 9.8 L/100km |
| Fuel Consumption City | 14.7 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 76 L | 80 L |
