2006 Fiat Siena vs. 2012 Opel Astra
To start off, 2012 Opel Astra is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2006 Fiat Siena would be higher. At 1,998 cc (4 cylinders), 2012 Opel Astra is equipped with a bigger engine. In terms of performance, 2012 Opel Astra (197 HP @ 5400 RPM) has 129 more horse power than 2006 Fiat Siena. (68 HP @ 4600 RPM) In normal driving conditions, 2012 Opel Astra should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 20 kg more than 2012 Opel Astra.
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, 2012 Opel Astra (262 Nm @ 1950 RPM) has 126 more torque (in Nm) than 2006 Fiat Siena. (136 Nm @ 2500 RPM). This means 2012 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2006 Fiat Siena | 2012 Opel Astra | |
| Make | Fiat | Opel |
| Model | Siena | Astra |
| Year Released | 2006 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1697 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 68 HP | 197 HP |
| Engine RPM | 4600 RPM | 5400 RPM |
| Torque | 136 Nm | 262 Nm |
| Torque RPM | 2500 RPM | 1950 RPM |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 16 seconds | 8.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1645 kg | 1625 kg |
| Vehicle Length | 4000 mm | 4300 mm |
| Vehicle Height | 1700 mm | 1440 mm |
| Wheelbase Size | 2550 mm | 2620 mm |
| Fuel Consumption Overall | 6.9 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 47 L | 52 L |
