2005 Opel Astra vs. 2007 Pontiac G5
To start off, 2007 Pontiac G5 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 2,199 cc (4 cylinders), 2007 Pontiac G5 is equipped with a bigger engine. In terms of performance, 2007 Pontiac G5 (148 HP @ 5800 RPM) has 28 more horse power than 2005 Opel Astra. (120 HP @ 4000 RPM) In normal driving conditions, 2007 Pontiac G5 should accelerate faster than 2005 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, 2007 Pontiac G5 (206 Nm @ 5200 RPM) has 36 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 2007 Pontiac G5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2007 Pontiac G5 | |
| Make | Opel | Pontiac |
| Model | Astra | G5 |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1795 cc | 2199 cc |
| Horse Power | 120 HP | 148 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 170 Nm | 206 Nm |
| Torque RPM | 3800 RPM | 5200 RPM |
| Engine Bore Size | 80.5 mm | 86.1 mm |
| Engine Stroke Size | 88.2 mm | 94.5 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4520 mm | 4570 mm |
| Wheelbase Size | 2740 mm | 2640 mm |
