2003 Pontiac Bonneville vs. 2005 Pontiac Montana
To start off, 2005 Pontiac Montana is newer by 2 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, 2003 Pontiac Bonneville (200 HP) has 15 more horse power than 2005 Pontiac Montana. (185 HP). In normal driving conditions, 2003 Pontiac Bonneville should accelerate faster than 2005 Pontiac Montana. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Montana weights approximately 158 kg more than 2003 Pontiac Bonneville.
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, 2003 Pontiac Bonneville (311 Nm) has 26 more torque (in Nm) than 2005 Pontiac Montana. (285 Nm). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2005 Pontiac Montana.
Compare all specifications:
| 2003 Pontiac Bonneville | 2005 Pontiac Montana | |
| Make | Pontiac | Pontiac |
| Model | Bonneville | Montana |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3392 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 200 HP | 185 HP |
| Torque | 311 Nm | 285 Nm |
| Engine Compression Ratio | 9.4:1 | 9.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1630 kg | 1788 kg |
| Vehicle Length | 5110 mm | 5120 mm |
| Vehicle Width | 1890 mm | 1850 mm |
| Vehicle Height | 1440 mm | 1740 mm |
| Wheelbase Size | 2880 mm | 2850 mm |
| Fuel Tank Capacity | 68 L | 95 L |
