2008 Opel Astra vs. 2006 Pontiac Montana
To start off, 2008 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Pontiac Montana. In addition, the cost of maintenance, including insurance, on 2006 Pontiac Montana would be higher. At 3,498 cc (6 cylinders), 2006 Pontiac Montana is equipped with a bigger engine. In terms of performance, 2008 Opel Astra (237 HP @ 5600 RPM) has 36 more horse power than 2006 Pontiac Montana. (201 HP @ 5600 RPM). In normal driving conditions, 2008 Opel Astra should accelerate faster than 2006 Pontiac Montana. With that said, vehicle weight also plays an important factor in acceleration. 2006 Pontiac Montana weights approximately 592 kg more than 2008 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, 2008 Opel Astra (320 Nm @ 2400 RPM) has 27 more torque (in Nm) than 2006 Pontiac Montana. (293 Nm @ 4000 RPM). This means 2008 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2006 Pontiac Montana. 2006 Pontiac Montana has automatic transmission and 2008 Opel Astra has manual transmission. 2008 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Pontiac Montana will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Opel Astra | 2006 Pontiac Montana | |
| Make | Opel | Pontiac |
| Model | Astra | Montana |
| Year Released | 2008 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 3498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 237 HP | 201 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 320 Nm | 293 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 94 mm |
| Engine Stroke Size | 86 mm | 84.1 mm |
| Engine Compression Ratio | 8.8:1 | 9.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1393 kg | 1985 kg |
| Vehicle Length | 4300 mm | 5190 mm |
| Vehicle Width | 1760 mm | 1840 mm |
| Vehicle Height | 1410 mm | 1840 mm |
| Wheelbase Size | 2620 mm | 3080 mm |
| Fuel Consumption Overall | 9.4 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 52 L | 95 L |
