2002 Infiniti G20 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Infiniti G20. In addition, the cost of maintenance, including insurance, on 2002 Infiniti G20 would be higher. Both 2002 Infiniti G20 and 2007 Opel Astra are equipped with a 1,998 cc engine. In terms of performance, 2007 Opel Astra (197 HP @ 5400 RPM) has 53 more horse power than 2002 Infiniti G20. (144 HP @ 6000 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 2002 Infiniti G20. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 42 kg more than 2002 Infiniti G20. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Opel Astra (262 Nm @ 1950 RPM) has 77 more torque (in Nm) than 2002 Infiniti G20. (185 Nm @ 4800 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2002 Infiniti G20. 2002 Infiniti G20 has automatic transmission and 2007 Opel Astra has manual transmission. 2007 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Infiniti G20 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Infiniti G20 | 2007 Opel Astra | |
| Make | Infiniti | Opel |
| Model | G20 | Astra |
| Year Released | 2002 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 144 HP | 197 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 185 Nm | 262 Nm |
| Torque RPM | 4800 RPM | 1950 RPM |
| Engine Bore Size | 86 mm | 86.1 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 9.5:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1343 kg | 1385 kg |
| Vehicle Length | 4520 mm | 4300 mm |
| Vehicle Width | 1700 mm | 1760 mm |
| Vehicle Height | 1410 mm | 1440 mm |
| Wheelbase Size | 2610 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 52 L |
