2006 Opel Astra vs. 2012 Infiniti G37
To start off, 2012 Infiniti G37 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 3,700 cc (6 cylinders), 2012 Infiniti G37 is equipped with a bigger engine. In terms of performance, 2012 Infiniti G37 (348 HP @ 7400 RPM) has 249 more horse power than 2006 Opel Astra. (99 HP @ 3500 RPM) In normal driving conditions, 2012 Infiniti G37 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti G37 weights approximately 291 kg more than 2006 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Infiniti G37 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2012 Infiniti G37. However, in wet, icy, snow, or gravel driving conditions, 2006 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2012 Infiniti G37 (374 Nm @ 5200 RPM) has 114 more torque (in Nm) than 2006 Opel Astra. (260 Nm @ 1700 RPM). This means 2012 Infiniti G37 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2006 Opel Astra | 2012 Infiniti G37 | |
| Make | Opel | Infiniti |
| Model | Astra | G37 |
| Year Released | 2006 | 2012 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 3700 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 348 HP |
| Engine RPM | 3500 RPM | 7400 RPM |
| Torque | 260 Nm | 374 Nm |
| Torque RPM | 1700 RPM | 5200 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1395 kg | 1686 kg |
| Fuel Tank Capacity | 52 L | 76 L |
