2006 Opel Vectra vs. 1991 Rover 100
To start off, 2006 Opel Vectra is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Rover 100. In addition, the cost of maintenance, including insurance, on 1991 Rover 100 would be higher. At 2,958 cc (6 cylinders), 2006 Opel Vectra is equipped with a bigger engine. In terms of performance, 2006 Opel Vectra (175 HP @ 4000 RPM) has 73 more horse power than 1991 Rover 100. (102 HP @ 6000 RPM). In normal driving conditions, 2006 Opel Vectra should accelerate faster than 1991 Rover 100. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Vectra weights approximately 735 kg more than 1991 Rover 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Opel Vectra (370 Nm @ 1900 RPM) has 235 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 2006 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 2006 Opel Vectra | 1991 Rover 100 | |
| Make | Opel | Rover |
| Model | Vectra | 100 |
| Year Released | 2006 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 102 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 370 Nm | 135 Nm |
| Torque RPM | 1900 RPM | 5000 RPM |
| Engine Bore Size | 87.5 mm | 75 mm |
| Engine Stroke Size | 82 mm | 79 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1605 kg | 870 kg |
| Vehicle Length | 4600 mm | 3530 mm |
| Vehicle Width | 1800 mm | 1570 mm |
| Vehicle Height | 1470 mm | 1380 mm |
