1978 Renault 18 vs. 2001 Fiat Siena
To start off, 2001 Fiat Siena is newer by 23 year(s). Which means there will be less support and parts availability for 1978 Renault 18. In addition, the cost of maintenance, including insurance, on 1978 Renault 18 would be higher. At 1,995 cc (4 cylinders), 1978 Renault 18 is equipped with a bigger engine. In terms of performance, 1978 Renault 18 (104 HP @ 5500 RPM) has 5 more horse power than 2001 Fiat Siena. (99 HP @ 6000 RPM). In normal driving conditions, 1978 Renault 18 should accelerate faster than 2001 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1978 Renault 18 weights approximately 17 kg more than 2001 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1978 Renault 18 (160 Nm @ 3000 RPM) has 14 more torque (in Nm) than 2001 Fiat Siena. (146 Nm @ 4000 RPM). This means 1978 Renault 18 will have an easier job in driving up hills or pulling heavy equipment than 2001 Fiat Siena.
Compare all specifications:
| 1978 Renault 18 | 2001 Fiat Siena | |
| Make | Renault | Fiat |
| Model | 18 | Siena |
| Year Released | 1978 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1596 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 99 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 160 Nm | 146 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 88 mm | 80.5 mm |
| Engine Stroke Size | 82 mm | 78.4 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1067 kg | 1050 kg |
| Vehicle Length | 4380 mm | 4110 mm |
| Vehicle Width | 1680 mm | 1630 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2470 mm | 2380 mm |
