2005 Opel Vectra vs. 1999 Proton 400
To start off, 2005 Opel Vectra is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Proton 400. In addition, the cost of maintenance, including insurance, on 1999 Proton 400 would be higher. At 1,909 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (148 HP @ 4000 RPM) has 74 more horse power than 1999 Proton 400. (74 HP @ 6000 RPM). In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1999 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 210 kg more than 1999 Proton 400. 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, 2005 Opel Vectra (321 Nm @ 2000 RPM) has 213 more torque (in Nm) than 1999 Proton 400. (108 Nm @ 3000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1999 Proton 400.
Compare all specifications:
| 2005 Opel Vectra | 1999 Proton 400 | |
| Make | Opel | Proton |
| Model | Vectra | 400 |
| Year Released | 2005 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 1297 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 148 HP | 74 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 321 Nm | 108 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1200 kg | 990 kg |
| Vehicle Length | 4600 mm | 4280 mm |
| Vehicle Width | 1800 mm | 1700 mm |
| Vehicle Height | 1470 mm | 1390 mm |
| Wheelbase Size | 2640 mm | 2510 mm |
