2007 Mercedes-Benz A vs. 2003 Pontiac Grand Prix
To start off, 2007 Mercedes-Benz A is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 2003 Pontiac Grand Prix would be higher. At 3,130 cc (6 cylinders), 2003 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2003 Pontiac Grand Prix (174 HP @ 5200 RPM) has 66 more horse power than 2007 Mercedes-Benz A. (108 HP @ 4200 RPM) In normal driving conditions, 2003 Pontiac Grand Prix should accelerate faster than 2007 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Grand Prix weights approximately 190 kg more than 2007 Mercedes-Benz A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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 Pontiac Grand Prix (264 Nm @ 4000 RPM) has 14 more torque (in Nm) than 2007 Mercedes-Benz A. (250 Nm @ 1600 RPM). This means 2003 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz A.
Compare all specifications:
| 2007 Mercedes-Benz A | 2003 Pontiac Grand Prix | |
| Make | Mercedes-Benz | Pontiac |
| Model | A | Grand Prix |
| Year Released | 2007 | 2003 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 3130 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 108 HP | 174 HP |
| Engine RPM | 4200 RPM | 5200 RPM |
| Torque | 250 Nm | 264 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 89 mm |
| Engine Stroke Size | 92 mm | 84 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1345 kg | 1535 kg |
| Vehicle Length | 3840 mm | 5000 mm |
| Vehicle Width | 1770 mm | 1850 mm |
| Vehicle Height | 1600 mm | 1400 mm |
| Wheelbase Size | 2570 mm | 3160 mm |
| Fuel Tank Capacity | 60 L | 66 L |
