2009 Audi A8 vs. 1991 Volkswagen Quantum
To start off, 2009 Audi A8 is newer by 18 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 3,696 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (276 HP @ 6000 RPM) has 167 more horse power than 1991 Volkswagen Quantum. (109 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 1991 Volkswagen Quantum. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 640 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.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Volkswagen Quantum. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 will offer significantly more control. 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, 2009 Audi A8 (360 Nm @ 3750 RPM) has 187 more torque (in Nm) than 1991 Volkswagen Quantum. (173 Nm @ 3000 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Volkswagen Quantum. 2009 Audi A8 has automatic transmission and 1991 Volkswagen Quantum has manual transmission. 1991 Volkswagen Quantum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A8 | 1991 Volkswagen Quantum | |
| Make | Audi | Volkswagen |
| Model | A8 | Quantum |
| Year Released | 2009 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3696 cc | 1983 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 276 HP | 109 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 360 Nm | 173 Nm |
| Torque RPM | 3750 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 82.5 mm |
| Engine Stroke Size | 82.4 mm | 92.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1770 kg | 1130 kg |
| Vehicle Length | 5060 mm | 4620 mm |
| Vehicle Width | 1900 mm | 1710 mm |
| Vehicle Height | 1450 mm | 1520 mm |
| Wheelbase Size | 2950 mm | 2560 mm |
