2002 Infiniti G20 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 1 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. At 2,198 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, both vehicles can yield 144 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 343 kg more than 2002 Infiniti G20.
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, 2003 Opel Signum (240 Nm @ 3800 RPM) has 55 more torque (in Nm) than 2002 Infiniti G20. (185 Nm @ 4800 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2002 Infiniti G20.
Compare all specifications:
| 2002 Infiniti G20 | 2003 Opel Signum | |
| Make | Infiniti | Opel |
| Model | G20 | Signum |
| Year Released | 2002 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 144 HP | 144 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 185 Nm | 240 Nm |
| Torque RPM | 4800 RPM | 3800 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 86 mm | 94.6 mm |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1343 kg | 1686 kg |
| Vehicle Length | 4520 mm | 4640 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2640 mm |
| Fuel Tank Capacity | 60 L | 58 L |
