2004 Pontiac Montana vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Pontiac Montana. In addition, the cost of maintenance, including insurance, on 2004 Pontiac Montana would be higher. At 3,392 cc (6 cylinders), 2004 Pontiac Montana is equipped with a bigger engine. In terms of performance, 2004 Pontiac Montana (185 HP @ 5200 RPM) has 32 more horse power than 2006 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2004 Pontiac Montana should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Pontiac Montana weights approximately 475 kg more than 2006 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Pontiac Montana is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2004 Pontiac Montana will offer significantly more control. 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 Montana (298 Nm) has 78 more torque (in Nm) than 2006 Opel Signum. (220 Nm). This means 2004 Pontiac Montana will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum.
Compare all specifications:
| 2004 Pontiac Montana | 2006 Opel Signum | |
| Make | Pontiac | Opel |
| Model | Montana | Signum |
| Year Released | 2004 | 2006 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3392 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 185 HP | 153 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 298 Nm | 220 Nm |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 84 mm | 94.6 mm |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2010 kg | 1535 kg |
| Vehicle Length | 5120 mm | 4640 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1740 mm | 1470 mm |
| Wheelbase Size | 3050 mm | 2840 mm |
| Fuel Consumption Highway | 9.8 L/100km | 7.4 L/100km |
| Fuel Consumption City | 13.1 L/100km | 12.6 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 95 L | 60 L |
