2007 Fiat Siena vs. 1981 Renault 9
To start off, 2007 Fiat Siena is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Renault 9. In addition, the cost of maintenance, including insurance, on 1981 Renault 9 would be higher. At 1,595 cc (4 cylinders), 1981 Renault 9 is equipped with a bigger engine. In terms of performance, 2007 Fiat Siena (100 HP @ 5500 RPM) has 46 more horse power than 1981 Renault 9. (54 HP @ 4800 RPM). In normal driving conditions, 2007 Fiat Siena should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2007 Fiat Siena weights approximately 155 kg more than 1981 Renault 9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1981 Renault 9 (104 Nm @ 2250 RPM) has 29 more torque (in Nm) than 2007 Fiat Siena. (75 Nm @ 5500 RPM). This means 1981 Renault 9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 2007 Fiat Siena | 1981 Renault 9 | |
| Make | Fiat | Renault |
| Model | Siena | 9 |
| Year Released | 2007 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 1595 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 54 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 75 Nm | 104 Nm |
| Torque RPM | 5500 RPM | 2250 RPM |
| Engine Bore Size | 86.4 mm | 78 mm |
| Engine Stroke Size | 67.4 mm | 83.5 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1070 kg | 915 kg |
| Vehicle Width | 1640 mm | 1660 mm |
| Vehicle Height | 1440 mm | 1410 mm |
| Wheelbase Size | 2380 mm | 2490 mm |
| Fuel Tank Capacity | 54 L | 38 L |
