1991 Citroen C 15 vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Citroen C 15. In addition, the cost of maintenance, including insurance, on 1991 Citroen C 15 would be higher. At 2,171 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (125 HP @ 4000 RPM) has 51 more horse power than 1991 Citroen C 15. (74 HP @ 6200 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1991 Citroen C 15. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 648 kg more than 1991 Citroen C 15. 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 (270 Nm @ 1500 RPM) has 161 more torque (in Nm) than 1991 Citroen C 15. (109 Nm @ 4000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen C 15.
Compare all specifications:
| 1991 Citroen C 15 | 2005 Opel Vectra | |
| Make | Citroen | Opel |
| Model | C 15 | Vectra |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1360 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 125 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 109 Nm | 270 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Engine Bore Size | 74.9 mm | 84 mm |
| Engine Stroke Size | 77 mm | 98 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 875 kg | 1523 kg |
| Vehicle Length | 4010 mm | 4830 mm |
| Vehicle Width | 1650 mm | 1800 mm |
| Vehicle Height | 1820 mm | 1510 mm |
| Wheelbase Size | 2750 mm | 2710 mm |
