2004 Buick Regal vs. 2007 Mercedes-Benz Viano
To start off, 2007 Mercedes-Benz Viano is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Buick Regal. In addition, the cost of maintenance, including insurance, on 2004 Buick Regal would be higher. At 3,791 cc (6 cylinders), 2004 Buick Regal is equipped with a bigger engine. In terms of performance, 2004 Buick Regal (201 HP @ 5200 RPM) has 14 more horse power than 2007 Mercedes-Benz Viano. (187 HP @ 5600 RPM). In normal driving conditions, 2004 Buick Regal should accelerate faster than 2007 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz Viano weights approximately 535 kg more than 2004 Buick Regal.
Because 2007 Mercedes-Benz Viano is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Mercedes-Benz Viano. However, in wet, icy, snow, or gravel driving conditions, 2004 Buick Regal, being front wheel drive (FWD), will offer much better control with better grip. 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 Buick Regal (305 Nm) has 35 more torque (in Nm) than 2007 Mercedes-Benz Viano. (270 Nm). This means 2004 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz Viano.
Compare all specifications:
| 2004 Buick Regal | 2007 Mercedes-Benz Viano | |
| Make | Buick | Mercedes-Benz |
| Model | Regal | Viano |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3199 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 201 HP | 187 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 305 Nm | 270 Nm |
| Engine Compression Ratio | 9.4:1 | 10.0:1 |
| Drive Type | Front | Rear |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1550 kg | 2085 kg |
| Vehicle Length | 4990 mm | 5000 mm |
| Vehicle Width | 1850 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1880 mm |
| Wheelbase Size | 2780 mm | 3210 mm |
| Fuel Consumption Overall | 9.8 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 64 L | 75 L |
