2005 Opel Vectra vs. 1991 Volkswagen Quantum
To start off, 2005 Opel Vectra is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Volkswagen Quantum. In addition, the cost of maintenance, including insurance, on 1991 Volkswagen Quantum would be higher. At 1,998 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (174 HP @ 5500 RPM) has 65 more horse power than 1991 Volkswagen Quantum. (109 HP @ 5600 RPM). In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1991 Volkswagen Quantum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 455 kg more than 1991 Volkswagen Quantum. 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 (265 Nm @ 2500 RPM) has 92 more torque (in Nm) than 1991 Volkswagen Quantum. (173 Nm @ 3000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Volkswagen Quantum. 1991 Volkswagen Quantum has automatic transmission and 2005 Opel Vectra has manual transmission. 2005 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Volkswagen Quantum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Vectra | 1991 Volkswagen Quantum | |
| Make | Opel | Volkswagen |
| Model | Vectra | Quantum |
| Year Released | 2005 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1983 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 174 HP | 109 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 265 Nm | 173 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 86 mm | 82.5 mm |
| Engine Stroke Size | 86 mm | 92.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1585 kg | 1130 kg |
| Vehicle Length | 4830 mm | 4620 mm |
| Vehicle Width | 1800 mm | 1710 mm |
| Vehicle Height | 1510 mm | 1520 mm |
| Wheelbase Size | 2620 mm | 2560 mm |
