1999 Audi A4 vs. 1961 Riley One-Point-Five
To start off, 1999 Audi A4 is newer by 38 year(s). Which means there will be less support and parts availability for 1961 Riley One-Point-Five. In addition, the cost of maintenance, including insurance, on 1961 Riley One-Point-Five would be higher. At 1,781 cc (4 cylinders), 1999 Audi A4 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (247 HP @ 5700 RPM) has 185 more horse power than 1961 Riley One-Point-Five. (62 HP @ 4500 RPM). In normal driving conditions, 1999 Audi A4 should accelerate faster than 1961 Riley One-Point-Five. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi A4 weights approximately 325 kg more than 1961 Riley One-Point-Five. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1961 Riley One-Point-Five 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 1961 Riley One-Point-Five. However, in wet, icy, snow, or gravel driving conditions, 1999 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.
Compare all specifications:
| 1999 Audi A4 | 1961 Riley One-Point-Five | |
| Make | Audi | Riley |
| Model | A4 | One-Point-Five |
| Year Released | 1999 | 1961 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1489 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 247 HP | 62 HP |
| Engine RPM | 5700 RPM | 4500 RPM |
| Engine Bore Size | 81 mm | 73 mm |
| Engine Stroke Size | 86.4 mm | 88.9 mm |
| Engine Compression Ratio | 9.5:1 | 7.3:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1260 kg | 935 kg |
| Vehicle Length | 4480 mm | 3890 mm |
| Vehicle Width | 1740 mm | 1560 mm |
| Vehicle Height | 1420 mm | 1530 mm |
| Wheelbase Size | 2620 mm | 2190 mm |
| Fuel Tank Capacity | 62 L | 31 L |
