2007 Mercedes-Benz R vs. 2003 Mercedes-Benz SL
To start off, 2007 Mercedes-Benz R is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2003 Mercedes-Benz SL would be higher. At 4,966 cc (8 cylinders), 2003 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2003 Mercedes-Benz SL (302 HP @ 5600 RPM) has 115 more horse power than 2007 Mercedes-Benz R. (187 HP @ 4000 RPM) In normal driving conditions, 2003 Mercedes-Benz SL should accelerate faster than 2007 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz R weights approximately 321 kg more than 2003 Mercedes-Benz SL.
Because 2007 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz R 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, 2003 Mercedes-Benz SL (460 Nm @ 2700 RPM) has 20 more torque (in Nm) than 2007 Mercedes-Benz R. (440 Nm @ 1400 RPM). This means 2003 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz R.
Compare all specifications:
| 2007 Mercedes-Benz R | 2003 Mercedes-Benz SL | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | R | SL |
| Year Released | 2007 | 2003 |
| Body Type | Minivan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 4966 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 187 HP | 302 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 440 Nm | 460 Nm |
| Torque RPM | 1400 RPM | 2700 RPM |
| Engine Bore Size | 83 mm | 97 mm |
| Engine Stroke Size | 92 mm | 84 mm |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Top Speed | 210 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 6.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2226 kg | 1905 kg |
| Vehicle Length | 4930 mm | 4540 mm |
| Vehicle Width | 1930 mm | 1830 mm |
| Vehicle Height | 1660 mm | 1300 mm |
| Wheelbase Size | 2990 mm | 2520 mm |
| Fuel Tank Capacity | 80 L | 80 L |
