2005 Audi A6 vs. 1968 Riley 4
To start off, 2005 Audi A6 is newer by 37 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 2,671 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (247 HP) has 180 more horse power than 1968 Riley 4. (67 HP). In normal driving conditions, 2005 Audi A6 should accelerate faster than 1968 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 512 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 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1968 Riley 4. In wet, icy, snow, or gravel driving conditions, 2005 Audi A6 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, 2005 Audi A6 (350 Nm @ 1800 RPM) has 229 more torque (in Nm) than 1968 Riley 4. (121 Nm @ 2500 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1968 Riley 4.
Compare all specifications:
| 2005 Audi A6 | 1968 Riley 4 | |
| Make | Audi | Riley |
| Model | A6 | 4 |
| Year Released | 2005 | 1968 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1622 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 247 HP | 67 HP |
| Torque | 350 Nm | 121 Nm |
| Torque RPM | 1800 RPM | 2500 RPM |
| Engine Compression Ratio | 9.3:1 | 8.3:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1660 kg | 1148 kg |
| Vehicle Length | 4800 mm | 4540 mm |
| Vehicle Width | 1820 mm | 1620 mm |
| Vehicle Height | 1460 mm | 1530 mm |
| Wheelbase Size | 2580 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 45 L |
