2005 Pontiac Montana vs. 2011 Opel Astra
To start off, 2011 Opel Astra is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Pontiac Montana. In addition, the cost of maintenance, including insurance, on 2005 Pontiac Montana would be higher. At 3,491 cc (6 cylinders), 2005 Pontiac Montana is equipped with a bigger engine. In terms of performance, 2011 Opel Astra (197 HP @ 5600 RPM) has 11 more horse power than 2005 Pontiac Montana. (186 HP @ 5200 RPM) In normal driving conditions, 2011 Opel Astra should accelerate faster than 2005 Pontiac Montana. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Montana weights approximately 403 kg more than 2011 Opel Astra.
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 Montana (278 Nm) has 16 more torque (in Nm) than 2011 Opel Astra. (262 Nm). This means 2005 Pontiac Montana will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Astra. 2005 Pontiac Montana has automatic transmission and 2011 Opel Astra has manual transmission. 2011 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Pontiac Montana will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Pontiac Montana | 2011 Opel Astra | |
| Make | Pontiac | Opel |
| Model | Montana | Astra |
| Year Released | 2005 | 2011 |
| Body Type | Minivan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3491 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 186 HP | 197 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 278 Nm | 262 Nm |
| Engine Compression Ratio | 9.5:1 | 8.8:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1788 kg | 1385 kg |
| Vehicle Length | 5120 mm | 4260 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1740 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2620 mm |
| Fuel Consumption Overall | 11.2 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 95 L | 52 L |
