2008 Fiat Siena vs. 1991 Ford Sierra
To start off, 2008 Fiat Siena is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1991 Ford Sierra would be higher. At 1,751 cc (4 cylinders), 1991 Ford Sierra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Sierra weights approximately 55 kg more than 2008 Fiat Siena.
Let's talk about torque, 1991 Ford Sierra (152 Nm @ 2200 RPM) has 17 more torque (in Nm) than 2008 Fiat Siena. (135 Nm @ 2500 RPM). This means 1991 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 Fiat Siena.
Compare all specifications:
| 2008 Fiat Siena | 1991 Ford Sierra | |
| Make | Fiat | Ford |
| Model | Siena | Sierra |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1697 cc | 1751 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 0 HP | 75 HP |
| Torque | 135 Nm | 152 Nm |
| Torque RPM | 2500 RPM | 2200 RPM |
| Engine Compression Ratio | 20.3:1 | 21.5:1 |
| Fuel Type | Diesel | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1090 kg | 1145 kg |
| Vehicle Length | 4140 mm | 4430 mm |
| Vehicle Width | 1640 mm | 1700 mm |
| Vehicle Height | 1440 mm | 1370 mm |
| Wheelbase Size | 2380 mm | 2620 mm |
| Fuel Tank Capacity | 47 L | 60 L |
