1970 Riley 4 vs. 2011 Audi S5
To start off, 2011 Audi S5 is newer by 41 year(s). Which means there will be less support and parts availability for 1970 Riley 4. In addition, the cost of maintenance, including insurance, on 1970 Riley 4 would be higher. At 4,200 cc (8 cylinders), 2011 Audi S5 is equipped with a bigger engine. In terms of performance, 2011 Audi S5 (354 HP @ 7000 RPM) has 287 more horse power than 1970 Riley 4. (67 HP @ 5000 RPM) In normal driving conditions, 2011 Audi S5 should accelerate faster than 1970 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi S5 weights approximately 602 kg more than 1970 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Audi S5 is all wheel drive (AWD), it will have significant more traction and grip than 1970 Riley 4. In wet, icy, snow, or gravel driving conditions, 2011 Audi S5 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, 2011 Audi S5 (440 Nm @ 3500 RPM) has 320 more torque (in Nm) than 1970 Riley 4. (120 Nm @ 2500 RPM). This means 2011 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 1970 Riley 4.
Compare all specifications:
| 1970 Riley 4 | 2011 Audi S5 | |
| Make | Riley | Audi |
| Model | 4 | S5 |
| Year Released | 1970 | 2011 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1622 cc | 4200 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 67 HP | 354 HP |
| Engine RPM | 5000 RPM | 7000 RPM |
| Torque | 120 Nm | 440 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1148 kg | 1750 kg |
| Vehicle Length | 4540 mm | 4625 mm |
| Vehicle Width | 1620 mm | 1854 mm |
| Vehicle Height | 1510 mm | 1372 mm |
| Wheelbase Size | 2530 mm | 2751 mm |
| Fuel Tank Capacity | 45 L | 63 L |
