2005 Audi A4 vs. 1964 Riley 4
To start off, 2005 Audi A4 is newer by 41 year(s). Which means there will be less support and parts availability for 1964 Riley 4. In addition, the cost of maintenance, including insurance, on 1964 Riley 4 would be higher. At 2,976 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (217 HP) has 150 more horse power than 1964 Riley 4. (67 HP). In normal driving conditions, 2005 Audi A4 should accelerate faster than 1964 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 546 kg more than 1964 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi A4 (300 Nm) has 179 more torque (in Nm) than 1964 Riley 4. (121 Nm). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1964 Riley 4.
Compare all specifications:
| 2005 Audi A4 | 1964 Riley 4 | |
| Make | Audi | Riley |
| Model | A4 | 4 |
| Year Released | 2005 | 1964 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 1622 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 217 HP | 67 HP |
| Torque | 300 Nm | 121 Nm |
| Engine Bore Size | 83 mm | 76.2 mm |
| Engine Stroke Size | 93 mm | 88.9 mm |
| Engine Compression Ratio | 10.1:1 | 8.3:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1698 kg | 1152 kg |
| Vehicle Length | 4580 mm | 4540 mm |
| Vehicle Width | 1780 mm | 1620 mm |
| Vehicle Height | 1400 mm | 1530 mm |
| Wheelbase Size | 2660 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 45 L |
