1991 Audi 100 vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 20 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (113 HP @ 4000 RPM) has 7 more horse power than 2011 Fiat Siena. (106 HP @ 5500 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 2011 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 378 kg more than 2011 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, 1991 Audi 100 (265 Nm @ 2250 RPM) has 125 more torque (in Nm) than 2011 Fiat Siena. (140 Nm @ 4000 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
| 1991 Audi 100 | 2011 Fiat Siena | |
| Make | Audi | Fiat |
| Model | 100 | Siena |
| Year Released | 1991 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 1581 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 106 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 265 Nm | 140 Nm |
| Torque RPM | 2250 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 86.5 mm |
| Engine Stroke Size | 95.5 mm | 67.4 mm |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 11.6 seconds | 10.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1473 kg | 1095 kg |
| Vehicle Length | 4810 mm | 3550 mm |
| Vehicle Width | 1790 mm | 1640 mm |
| Vehicle Height | 1450 mm | 1490 mm |
| Wheelbase Size | 2700 mm | 2370 mm |
| Fuel Tank Capacity | 80 L | 47 L |
