1981 Saab 900 vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 30 year(s). Which means there will be less support and parts availability for 1981 Saab 900. In addition, the cost of maintenance, including insurance, on 1981 Saab 900 would be higher. At 1,985 cc (4 cylinders), 1981 Saab 900 is equipped with a bigger engine. In terms of performance, 2011 Fiat Siena (106 HP @ 5500 RPM) has 6 more horse power than 1981 Saab 900. (100 HP @ 5200 RPM) In normal driving conditions, 2011 Fiat Siena should accelerate faster than 1981 Saab 900. With that said, vehicle weight also plays an important factor in acceleration. 1981 Saab 900 weights approximately 85 kg more than 2011 Fiat Siena.
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, 1981 Saab 900 (162 Nm @ 3500 RPM) has 22 more torque (in Nm) than 2011 Fiat Siena. (140 Nm @ 4000 RPM). This means 1981 Saab 900 will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
| 1981 Saab 900 | 2011 Fiat Siena | |
| Make | Saab | Fiat |
| Model | 900 | Siena |
| Year Released | 1981 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1985 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 106 HP |
| Engine RPM | 5200 RPM | 5500 RPM |
| Torque | 162 Nm | 140 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 90 mm | 86.5 mm |
| Engine Stroke Size | 78 mm | 67.4 mm |
| Engine Compression Ratio | 9.2:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1180 kg | 1095 kg |
| Vehicle Length | 4750 mm | 3550 mm |
| Vehicle Width | 1700 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2530 mm | 2370 mm |
