2005 Mercedes-Benz R vs. 2004 Mercedes-Benz SL
To start off, 2005 Mercedes-Benz R is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2004 Mercedes-Benz SL would be higher. At 5,439 cc (8 cylinders), 2004 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SL (493 HP @ 6100 RPM) has 272 more horse power than 2005 Mercedes-Benz R. (221 HP @ 4200 RPM) In normal driving conditions, 2004 Mercedes-Benz SL should accelerate faster than 2005 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz R weights approximately 290 kg more than 2004 Mercedes-Benz SL.
Because 2005 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2005 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, 2004 Mercedes-Benz SL (700 Nm @ 2750 RPM) has 189 more torque (in Nm) than 2005 Mercedes-Benz R. (511 Nm @ 1600 RPM). This means 2004 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz R.
Compare all specifications:
| 2005 Mercedes-Benz R | 2004 Mercedes-Benz SL | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | R | SL |
| Year Released | 2005 | 2004 |
| Body Type | Minivan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 221 HP | 493 HP |
| Engine RPM | 4200 RPM | 6100 RPM |
| Torque | 511 Nm | 700 Nm |
| Torque RPM | 1600 RPM | 2750 RPM |
| Top Speed | 215 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 4.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2270 kg | 1980 kg |
| Vehicle Length | 5160 mm | 4540 mm |
| Vehicle Width | 1930 mm | 1830 mm |
| Vehicle Height | 1660 mm | 1300 mm |
| Wheelbase Size | 3220 mm | 2570 mm |
| Fuel Tank Capacity | 80 L | 80 L |
