2008 Chevrolet Impala vs. 2004 Pontiac Bonneville
To start off, 2008 Chevrolet Impala is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2004 Pontiac Bonneville would be higher. At 3,791 cc (6 cylinders), 2004 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2008 Chevrolet Impala (211 HP @ 5800 RPM) has 6 more horse power than 2004 Pontiac Bonneville. (205 HP @ 5200 RPM). In normal driving conditions, 2008 Chevrolet Impala should accelerate faster than 2004 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2004 Pontiac Bonneville weights approximately 555 kg more than 2008 Chevrolet Impala.
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, 2004 Pontiac Bonneville (311 Nm @ 4000 RPM) has 21 more torque (in Nm) than 2008 Chevrolet Impala. (290 Nm @ 4000 RPM). This means 2004 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet Impala.
Compare all specifications:
| 2008 Chevrolet Impala | 2004 Pontiac Bonneville | |
| Make | Chevrolet | Pontiac |
| Model | Impala | Bonneville |
| Year Released | 2008 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 3505 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 211 HP | 205 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 290 Nm | 311 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 99.1 mm | 96.5 mm |
| Engine Stroke Size | 75.9 mm | 86.4 mm |
| Engine Compression Ratio | 9.8:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1075 kg | 1630 kg |
| Vehicle Length | 5100 mm | 5110 mm |
| Vehicle Width | 1860 mm | 1890 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 2810 mm | 2880 mm |
| Fuel Tank Capacity | 64 L | 68 L |
