2004 Opel Astra vs. 2010 Fiat Siena
To start off, 2010 Fiat Siena is newer by 6 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 1,994 cc (4 cylinders), 2004 Opel Astra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 316 kg more than 2010 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, 2004 Opel Astra (262 Nm @ 4200 RPM) has 160 more torque (in Nm) than 2010 Fiat Siena. (102 Nm @ 3250 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2010 Fiat Siena.
Compare all specifications:
| 2004 Opel Astra | 2010 Fiat Siena | |
| Make | Opel | Fiat |
| Model | Astra | Siena |
| Year Released | 2004 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1242 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 197 HP | 0 HP |
| Torque | 262 Nm | 102 Nm |
| Torque RPM | 4200 RPM | 3250 RPM |
| Engine Compression Ratio | 8.8:1 | 9.1:1 |
| Top Speed | 230 km/hour | 159 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 13.5 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 | 1386 kg | 1070 kg |
| Vehicle Length | 4260 mm | 3830 mm |
| Vehicle Width | 1760 mm | 1640 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2740 mm | 2380 mm |
| Fuel Consumption Overall | 9.3 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 52 L | 54 L |
