2000 Audi A8 vs. 1971 Riley 4
To start off, 2000 Audi A8 is newer by 29 year(s). Which means there will be less support and parts availability for 1971 Riley 4. In addition, the cost of maintenance, including insurance, on 1971 Riley 4 would be higher. At 2,975 cc (6 cylinders), 2000 Audi A8 is equipped with a bigger engine. In terms of performance, 2000 Audi A8 (230 HP @ 4000 RPM) has 163 more horse power than 1971 Riley 4. (67 HP @ 5000 RPM). In normal driving conditions, 2000 Audi A8 should accelerate faster than 1971 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2000 Audi A8 weights approximately 682 kg more than 1971 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2000 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Riley 4. In wet, icy, snow, or gravel driving conditions, 2000 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, 2000 Audi A8 (450 Nm @ 1400 RPM) has 329 more torque (in Nm) than 1971 Riley 4. (121 Nm @ 2500 RPM). This means 2000 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1971 Riley 4.
Compare all specifications:
| 2000 Audi A8 | 1971 Riley 4 | |
| Make | Audi | Riley |
| Model | A8 | 4 |
| Year Released | 2000 | 1971 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2975 cc | 1622 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 230 HP | 67 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 450 Nm | 121 Nm |
| Torque RPM | 1400 RPM | 2500 RPM |
| Engine Compression Ratio | 17.0:1 | 8.3:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1830 kg | 1148 kg |
| Vehicle Length | 5060 mm | 4540 mm |
| Vehicle Width | 1900 mm | 1620 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 2950 mm | 2530 mm |
| Fuel Tank Capacity | 90 L | 45 L |
