2005 Pontiac Sunfire vs. 2005 Pontiac Grand Prix
To start off, both 2005 Pontiac Sunfire and 2005 Pontiac Grand Prix were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,786 cc (6 cylinders), 2005 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2005 Pontiac Grand Prix (260 HP @ 5200 RPM) has 120 more horse power than 2005 Pontiac Sunfire. (140 HP @ 5600 RPM) In normal driving conditions, 2005 Pontiac Grand Prix should accelerate faster than 2005 Pontiac Sunfire. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Grand Prix weights approximately 360 kg more than 2005 Pontiac Sunfire. 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, 2005 Pontiac Grand Prix (380 Nm) has 177 more torque (in Nm) than 2005 Pontiac Sunfire. (203 Nm). This means 2005 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2005 Pontiac Sunfire.
Compare all specifications:
| 2005 Pontiac Sunfire | 2005 Pontiac Grand Prix | |
| Make | Pontiac | Pontiac |
| Model | Sunfire | Grand Prix |
| Year Released | 2005 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2196 cc | 3786 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 140 HP | 260 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 203 Nm | 380 Nm |
| Engine Bore Size | 86 mm | 97.1 mm |
| Engine Stroke Size | 94 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 8.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1260 kg | 1620 kg |
| Vehicle Length | 4630 mm | 5040 mm |
| Vehicle Width | 1740 mm | 1830 mm |
| Vehicle Height | 1350 mm | 1420 mm |
| Wheelbase Size | 2650 mm | 2810 mm |
| Fuel Consumption | 6.5 L/100km | 8.4 L/100km |
| Fuel Consumption City | 9.1 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 7.8 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 53 L | 64 L |
