2008 Mercedes-Benz SL vs. 2012 Infiniti M
To start off, 2012 Infiniti M is newer by 4 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz SL would be higher. At 5,600 cc (8 cylinders), 2012 Infiniti M is equipped with a bigger engine. In terms of performance, 2012 Infiniti M (420 HP @ 6000 RPM) has 36 more horse power than 2008 Mercedes-Benz SL. (384 HP @ 6000 RPM) In normal driving conditions, 2012 Infiniti M should accelerate faster than 2008 Mercedes-Benz SL. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti M weights approximately 7 kg more than 2008 Mercedes-Benz SL. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 2008 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2012 Infiniti M 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, 2012 Infiniti M (565 Nm @ 4400 RPM) has 35 more torque (in Nm) than 2008 Mercedes-Benz SL. (530 Nm @ 2800 RPM). This means 2012 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz SL.
Compare all specifications:
| 2008 Mercedes-Benz SL | 2012 Infiniti M | |
| Make | Mercedes-Benz | Infiniti |
| Model | SL | M |
| Year Released | 2008 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5461 cc | 5600 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 384 HP | 420 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 530 Nm | 565 Nm |
| Torque RPM | 2800 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1917 kg |
| Vehicle Length | 4540 mm | 4945 mm |
| Vehicle Width | 1830 mm | 1844 mm |
| Vehicle Height | 1300 mm | 1514 mm |
| Wheelbase Size | 2570 mm | 2901 mm |
| Fuel Tank Capacity | 80 L | 76 L |
