2002 Opel Signum vs. 2003 Proton Saloon
To start off, 2003 Proton Saloon is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Opel Signum. In addition, the cost of maintenance, including insurance, on 2002 Opel Signum would be higher. At 3,175 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (208 HP @ 6200 RPM) has 126 more horse power than 2003 Proton Saloon. (82 HP @ 6000 RPM). In normal driving conditions, 2002 Opel Signum should accelerate faster than 2003 Proton Saloon. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 690 kg more than 2003 Proton Saloon. 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, 2002 Opel Signum (300 Nm @ 4000 RPM) has 191 more torque (in Nm) than 2003 Proton Saloon. (109 Nm @ 4000 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton Saloon.
Compare all specifications:
| 2002 Opel Signum | 2003 Proton Saloon | |
| Make | Opel | Proton |
| Model | Signum | Saloon |
| Year Released | 2002 | 2003 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 1299 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 208 HP | 82 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 300 Nm | 109 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1610 kg | 920 kg |
| Vehicle Length | 4640 mm | 4290 mm |
| Vehicle Width | 1800 mm | 1660 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2840 mm | 2390 mm |
