2005 Pontiac Bonneville vs. 2004 Pontiac Sunfire
To start off, 2005 Pontiac Bonneville is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Pontiac Sunfire. In addition, the cost of maintenance, including insurance, on 2004 Pontiac Sunfire would be higher. At 3,786 cc (6 cylinders), 2005 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2005 Pontiac Bonneville (205 HP @ 5200 RPM) has 65 more horse power than 2004 Pontiac Sunfire. (140 HP @ 5200 RPM). In normal driving conditions, 2005 Pontiac Bonneville should accelerate faster than 2004 Pontiac Sunfire. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Bonneville weights approximately 413 kg more than 2004 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 Bonneville (313 Nm) has 110 more torque (in Nm) than 2004 Pontiac Sunfire. (203 Nm). This means 2005 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2004 Pontiac Sunfire.
Compare all specifications:
| 2005 Pontiac Bonneville | 2004 Pontiac Sunfire | |
| Make | Pontiac | Pontiac |
| Model | Bonneville | Sunfire |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3786 cc | 2195 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 205 HP | 140 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 313 Nm | 203 Nm |
| Engine Bore Size | 97 mm | 86 mm |
| Engine Stroke Size | 86 mm | 94 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1668 kg | 1255 kg |
| Vehicle Length | 5150 mm | 4630 mm |
| Vehicle Width | 1890 mm | 1740 mm |
| Vehicle Height | 1440 mm | 1350 mm |
| Wheelbase Size | 2800 mm | 2650 mm |
| Fuel Consumption Highway | 8.1 L/100km | 6.4 L/100km |
| Fuel Consumption City | 11.8 L/100km | 9.1 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 68 L | 53 L |
