2001 Audi A6 vs. 1968 Riley 4
To start off, 2001 Audi A6 is newer by 33 year(s). Which means there will be less support and parts availability for 1968 Riley 4. In addition, the cost of maintenance, including insurance, on 1968 Riley 4 would be higher. At 1,781 cc (4 cylinders), 2001 Audi A6 is equipped with a bigger engine. In terms of performance, 2001 Audi A6 (148 HP) has 81 more horse power than 1968 Riley 4. (67 HP). In normal driving conditions, 2001 Audi A6 should accelerate faster than 1968 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A6 weights approximately 207 kg more than 1968 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1968 Riley 4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1968 Riley 4. However, in wet, icy, snow, or gravel driving conditions, 2001 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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, 2001 Audi A6 (211 Nm @ 1750 RPM) has 90 more torque (in Nm) than 1968 Riley 4. (121 Nm @ 2500 RPM). This means 2001 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1968 Riley 4.
Compare all specifications:
| 2001 Audi A6 | 1968 Riley 4 | |
| Make | Audi | Riley |
| Model | A6 | 4 |
| Year Released | 2001 | 1968 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1622 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 148 HP | 67 HP |
| Torque | 211 Nm | 121 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Bore Size | 81 mm | 76.2 mm |
| Engine Stroke Size | 86.4 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1355 kg | 1148 kg |
| Vehicle Length | 4800 mm | 4540 mm |
| Vehicle Width | 1820 mm | 1620 mm |
| Vehicle Height | 1460 mm | 1530 mm |
| Wheelbase Size | 2760 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 45 L |
