2005 Mercedes-Benz Viano vs. 2003 Mercedes-Benz SL
To start off, 2005 Mercedes-Benz Viano is newer by 2 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 2005 Mercedes-Benz Viano. (187 HP @ 5700 RPM) In normal driving conditions, 2003 Mercedes-Benz SL should accelerate faster than 2005 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz Viano weights approximately 205 kg more than 2003 Mercedes-Benz SL.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2003 Mercedes-Benz SL (460 Nm @ 2700 RPM) has 190 more torque (in Nm) than 2005 Mercedes-Benz Viano. (270 Nm @ 2750 RPM). This means 2003 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz Viano.
Compare all specifications:
| 2005 Mercedes-Benz Viano | 2003 Mercedes-Benz SL | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | Viano | SL |
| Year Released | 2005 | 2003 |
| Body Type | Minivan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3199 cc | 4966 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 3 valves |
| Horse Power | 187 HP | 302 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 270 Nm | 460 Nm |
| Torque RPM | 2750 RPM | 2700 RPM |
| Engine Bore Size | 89.9 mm | 97 mm |
| Engine Stroke Size | 84 mm | 84 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Top Speed | 181 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.6 seconds | 6.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2110 kg | 1905 kg |
| Vehicle Length | 4750 mm | 4540 mm |
| Vehicle Width | 1910 mm | 1830 mm |
| Vehicle Height | 1880 mm | 1300 mm |
| Wheelbase Size | 3210 mm | 2520 mm |
| Fuel Tank Capacity | 75 L | 80 L |
