2009 Audi A4 vs. 2003 Pontiac Bonneville
To start off, 2009 Audi A4 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2003 Pontiac Bonneville would be higher. At 3,791 cc (6 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (208 HP) has 8 more horse power than 2003 Pontiac Bonneville. (200 HP). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2003 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 85 kg more than 2009 Audi A4.
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, 2009 Audi A4 (350 Nm @ 1500 RPM) has 39 more torque (in Nm) than 2003 Pontiac Bonneville. (311 Nm @ 4000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Pontiac Bonneville. 2003 Pontiac Bonneville has automatic transmission and 2009 Audi A4 has manual transmission. 2009 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Pontiac Bonneville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 2003 Pontiac Bonneville | |
| Make | Audi | Pontiac |
| Model | A4 | Bonneville |
| Year Released | 2009 | 2003 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 3791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 208 HP | 200 HP |
| Torque | 350 Nm | 311 Nm |
| Torque RPM | 1500 RPM | 4000 RPM |
| Engine Bore Size | 82.5 mm | 96.5 mm |
| Engine Stroke Size | 92.8 mm | 86.4 mm |
| Engine Compression Ratio | 9.6:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1545 kg | 1630 kg |
| Vehicle Length | 4710 mm | 5110 mm |
| Vehicle Width | 1830 mm | 1890 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2810 mm | 2880 mm |
| Fuel Tank Capacity | 64 L | 68 L |
