1999 Audi A4 vs. 1963 Riley Elf
To start off, 1999 Audi A4 is newer by 36 year(s). Which means there will be less support and parts availability for 1963 Riley Elf. In addition, the cost of maintenance, including insurance, on 1963 Riley Elf would be higher. At 1,779 cc (4 cylinders), 1999 Audi A4 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (150 HP) has 116 more horse power than 1963 Riley Elf. (34 HP). In normal driving conditions, 1999 Audi A4 should accelerate faster than 1963 Riley Elf.
Because 1999 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1963 Riley Elf. In wet, icy, snow, or gravel driving conditions, 1999 Audi A4 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, 1999 Audi A4 (210 Nm) has 150 more torque (in Nm) than 1963 Riley Elf. (60 Nm). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1963 Riley Elf.
Compare all specifications:
| 1999 Audi A4 | 1963 Riley Elf | |
| Make | Audi | Riley |
| Model | A4 | Elf |
| Year Released | 1999 | 1963 |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 847 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 150 HP | 34 HP |
| Torque | 210 Nm | 60 Nm |
| Engine Compression Ratio | 9.5:1 | 8.3:1 |
| Top Speed | 220 km/hour | 122 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4480 mm | 3280 mm |
| Vehicle Width | 1740 mm | 1420 mm |
| Vehicle Height | 1420 mm | 1350 mm |
| Wheelbase Size | 2610 mm | 2040 mm |
