1997 Fiat Duna vs. 1971 Riley 4
To start off, 1997 Fiat Duna is newer by 26 year(s). Which means there will be less support and parts availability for 1971 Riley 4. In addition, the cost of maintenance, including insurance, on 1971 Riley 4 would be higher. At 1,622 cc (4 cylinders), 1971 Riley 4 is equipped with a bigger engine. In terms of performance, 1997 Fiat Duna (86 HP @ 6000 RPM) has 19 more horse power than 1971 Riley 4. (67 HP @ 5000 RPM). In normal driving conditions, 1997 Fiat Duna should accelerate faster than 1971 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1971 Riley 4 weights approximately 263 kg more than 1997 Fiat Duna.
Because 1971 Riley 4 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 1971 Riley 4. However, in wet, icy, snow, or gravel driving conditions, 1997 Fiat Duna, 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, 1997 Fiat Duna (140 Nm @ 3000 RPM) has 19 more torque (in Nm) than 1971 Riley 4. (121 Nm @ 2500 RPM). This means 1997 Fiat Duna will have an easier job in driving up hills or pulling heavy equipment than 1971 Riley 4.
Compare all specifications:
| 1997 Fiat Duna | 1971 Riley 4 | |
| Make | Fiat | Riley |
| Model | Duna | 4 |
| Year Released | 1997 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 1622 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 67 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 140 Nm | 121 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 76.3 mm |
| Engine Stroke Size | 71.5 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 885 kg | 1148 kg |
| Vehicle Length | 4040 mm | 4540 mm |
| Vehicle Width | 1550 mm | 1620 mm |
| Vehicle Height | 1460 mm | 1510 mm |
| Wheelbase Size | 2370 mm | 2530 mm |
