1999 Infiniti G20 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Infiniti G20. In addition, the cost of maintenance, including insurance, on 1999 Infiniti G20 would be higher. At 1,996 cc (4 cylinders), 1999 Infiniti G20 is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (149 HP @ 4000 RPM) has 9 more horse power than 1999 Infiniti G20. (140 HP @ 6400 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 1999 Infiniti G20. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 214 kg more than 1999 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 Vectra (315 Nm @ 2000 RPM) has 136 more torque (in Nm) than 1999 Infiniti G20. (179 Nm @ 4800 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1999 Infiniti G20.
Compare all specifications:
| 1999 Infiniti G20 | 2007 Opel Vectra | |
| Make | Infiniti | Opel |
| Model | G20 | Vectra |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 140 HP | 149 HP |
| Engine RPM | 6400 RPM | 4000 RPM |
| Torque | 179 Nm | 315 Nm |
| Torque RPM | 4800 RPM | 2000 RPM |
| Engine Bore Size | 86 mm | 82 mm |
| Engine Stroke Size | 86 mm | 90.4 mm |
| Engine Compression Ratio | 9.5:1 | 18.0:1 |
| Top Speed | 189 km/hour | 217 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1321 kg | 1535 kg |
| Vehicle Length | 4520 mm | 4600 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2710 mm |
| Fuel Tank Capacity | 60 L | 61 L |
