2008 Cadillac STS vs. 2003 Mercedes-Benz Viano
To start off, 2008 Cadillac STS is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2003 Mercedes-Benz Viano would be higher. At 3,564 cc (6 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (302 HP) has 194 more horse power than 2003 Mercedes-Benz Viano. (108 HP). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2003 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz Viano weights approximately 490 kg more than 2008 Cadillac STS.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mercedes-Benz Viano. In wet, icy, snow, or gravel driving conditions, 2008 Cadillac STS 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, 2008 Cadillac STS (369 Nm @ 5200 RPM) has 99 more torque (in Nm) than 2003 Mercedes-Benz Viano. (270 Nm @ 1600 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2003 Mercedes-Benz Viano.
Compare all specifications:
| 2008 Cadillac STS | 2003 Mercedes-Benz Viano | |
| Make | Cadillac | Mercedes-Benz |
| Model | STS | Viano |
| Year Released | 2008 | 2003 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 2147 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 108 HP |
| Torque | 369 Nm | 270 Nm |
| Torque RPM | 5200 RPM | 1600 RPM |
| Engine Bore Size | 94.1 mm | 88 mm |
| Engine Stroke Size | 85.6 mm | 88.3 mm |
| Engine Compression Ratio | 11.3:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 7.4 seconds | 16.2 seconds |
| Drive Type | 4WD | Rear |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1560 kg | 2050 kg |
| Vehicle Length | 4990 mm | 5000 mm |
| Vehicle Width | 1850 mm | 1910 mm |
| Vehicle Height | 1470 mm | 1880 mm |
| Wheelbase Size | 2960 mm | 3210 mm |
| Fuel Consumption Overall | 12.5 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 64 L | 75 L |
