2009 Alfa Romeo 147 vs. 2005 Pontiac Bonneville
To start off, 2009 Alfa Romeo 147 is newer by 4 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 87 more horse power than 2009 Alfa Romeo 147. (118 HP @ 4000 RPM) In normal driving conditions, 2005 Pontiac Bonneville should accelerate faster than 2009 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Bonneville weights approximately 298 kg more than 2009 Alfa Romeo 147. 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 32 more torque (in Nm) than 2009 Alfa Romeo 147. (280 Nm). This means 2005 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2009 Alfa Romeo 147. 2005 Pontiac Bonneville has automatic transmission and 2009 Alfa Romeo 147 has manual transmission. 2009 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Alfa Romeo 147 | 2005 Pontiac Bonneville | |
| Make | Alfa Romeo | Pontiac |
| Model | 147 | Bonneville |
| Year Released | 2009 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 3786 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 118 HP | 205 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 280 Nm | 312 Nm |
| Engine Bore Size | 82 mm | 97.1 mm |
| Engine Stroke Size | 90.4 mm | 86 mm |
| Engine Compression Ratio | 18.5:1 | 9.4:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1350 kg | 1648 kg |
| Vehicle Length | 4230 mm | 5150 mm |
| Vehicle Width | 1740 mm | 1890 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2550 mm | 2800 mm |
| Fuel Consumption Overall | 5.8 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 60 L | 68 L |
