2003 Opel Astra vs. 2011 Infiniti G25
To start off, 2011 Infiniti G25 is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 2,500 cc (6 cylinders), 2011 Infiniti G25 is equipped with a bigger engine. In terms of performance, 2011 Infiniti G25 (218 HP @ 6400 RPM) has 73 more horse power than 2003 Opel Astra. (145 HP @ 5800 RPM) In normal driving conditions, 2011 Infiniti G25 should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti G25 weights approximately 404 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Infiniti G25 is all wheel drive (AWD), it will have significant more traction and grip than 2003 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2011 Infiniti G25 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, 2011 Infiniti G25 (254 Nm @ 4800 RPM) has 51 more torque (in Nm) than 2003 Opel Astra. (203 Nm @ 4000 RPM). This means 2011 Infiniti G25 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
| 2003 Opel Astra | 2011 Infiniti G25 | |
| Make | Opel | Infiniti |
| Model | Astra | G25 |
| Year Released | 2003 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 2500 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 218 HP |
| Engine RPM | 5800 RPM | 6400 RPM |
| Torque | 203 Nm | 254 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1298 kg | 1702 kg |
| Vehicle Length | 4120 mm | 4773 mm |
| Vehicle Width | 1720 mm | 1773 mm |
| Vehicle Height | 1430 mm | 1453 mm |
| Wheelbase Size | 2500 mm | 2850 mm |
| Fuel Consumption | 6.5 L/100km | 8.7 L/100km |
| Fuel Consumption City | 11.6 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 52 L | 76 L |
