2009 Audi A4 vs. 1957 Riley 1.5
To start off, 2009 Audi A4 is newer by 52 year(s). Which means there will be less support and parts availability for 1957 Riley 1.5. In addition, the cost of maintenance, including insurance, on 1957 Riley 1.5 would be higher. At 1,968 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (138 HP @ 4000 RPM) has 75 more horse power than 1957 Riley 1.5. (63 HP @ 5000 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1957 Riley 1.5. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 499 kg more than 1957 Riley 1.5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1957 Riley 1.5 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 1957 Riley 1.5. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, 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, 2009 Audi A4 (320 Nm @ 1750 RPM) has 208 more torque (in Nm) than 1957 Riley 1.5. (112 Nm @ 2500 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1957 Riley 1.5.
Compare all specifications:
| 2009 Audi A4 | 1957 Riley 1.5 | |
| Make | Audi | Riley |
| Model | A4 | 1.5 |
| Year Released | 2009 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1489 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 63 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 320 Nm | 112 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Bore Size | 81 mm | 73 mm |
| Engine Stroke Size | 95.5 mm | 88.9 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1434 kg | 935 kg |
| Vehicle Length | 4590 mm | 3890 mm |
| Vehicle Width | 1780 mm | 1560 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2650 mm | 2190 mm |
| Fuel Tank Capacity | 70 L | 31 L |
