1967 Riley Kestrel vs. 2004 Audi A4
To start off, 2004 Audi A4 is newer by 37 year(s). Which means there will be less support and parts availability for 1967 Riley Kestrel. In addition, the cost of maintenance, including insurance, on 1967 Riley Kestrel would be higher. At 2,976 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (218 HP @ 6300 RPM) has 165 more horse power than 1967 Riley Kestrel. (53 HP @ 5500 RPM) In normal driving conditions, 2004 Audi A4 should accelerate faster than 1967 Riley Kestrel. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 832 kg more than 1967 Riley Kestrel. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1967 Riley Kestrel. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A4 (300 Nm @ 3200 RPM) has 217 more torque (in Nm) than 1967 Riley Kestrel. (83 Nm @ 2500 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1967 Riley Kestrel.
Compare all specifications:
| 1967 Riley Kestrel | 2004 Audi A4 | |
| Make | Riley | Audi |
| Model | Kestrel | A4 |
| Year Released | 1967 | 2004 |
| Engine Size | 1098 cc | 2976 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 53 HP | 218 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 83 Nm | 300 Nm |
| Torque RPM | 2500 RPM | 3200 RPM |
| Engine Compression Ratio | 8.3:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Vehicle Weight | 888 kg | 1720 kg |
| Vehicle Length | 3730 mm | 4580 mm |
| Vehicle Width | 1540 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1400 mm |
| Wheelbase Size | 2380 mm | 2660 mm |
| Fuel Tank Capacity | 25 L | 66 L |
