2008 Opel Zafira vs. 2005 Pontiac Bonneville
To start off, 2008 Opel Zafira is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2005 Pontiac Bonneville 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 66 more horse power than 2008 Opel Zafira. (139 HP @ 6300 RPM) In normal driving conditions, 2005 Pontiac Bonneville should accelerate faster than 2008 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Bonneville weights approximately 203 kg more than 2008 Opel Zafira. 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 (312 Nm) has 137 more torque (in Nm) than 2008 Opel Zafira. (175 Nm). This means 2005 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Zafira.
Compare all specifications:
| 2008 Opel Zafira | 2005 Pontiac Bonneville | |
| Make | Opel | Pontiac |
| Model | Zafira | Bonneville |
| Year Released | 2008 | 2005 |
| Body Type | Minivan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 3786 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 139 HP | 205 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 175 Nm | 312 Nm |
| Engine Bore Size | 80.5 mm | 97.1 mm |
| Engine Stroke Size | 88.2 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Drive Type | Front | Front |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1445 kg | 1648 kg |
| Vehicle Length | 4320 mm | 5150 mm |
| Vehicle Width | 1750 mm | 1890 mm |
| Vehicle Height | 1710 mm | 1440 mm |
| Wheelbase Size | 2700 mm | 2800 mm |
| Fuel Consumption Overall | 8.6 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 58 L | 68 L |
