2006 Fiat Siena vs. 2004 Opel Astra
To start off, 2006 Fiat Siena is newer by 2 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 1,795 cc (4 cylinders), 2004 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Opel Astra (123 HP @ 5600 RPM) has 51 more horse power than 2006 Fiat Siena. (72 HP @ 6000 RPM) In normal driving conditions, 2004 Opel Astra should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 180 kg more than 2006 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, 2004 Opel Astra (170 Nm @ 3800 RPM) has 68 more torque (in Nm) than 2006 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 2006 Fiat Siena. 2004 Opel Astra has automatic transmission and 2006 Fiat Siena has manual transmission. 2006 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
2006 Fiat Siena | 2004 Opel Astra | |
Make | Fiat | Opel |
Model | Siena | Astra |
Year Released | 2006 | 2004 |
Body Type | Sedan | Station Wagon |
Engine Position | Front | Front |
Engine Size | 1242 cc | 1795 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 72 HP | 123 HP |
Engine RPM | 6000 RPM | 5600 RPM |
Torque | 102 Nm | 170 Nm |
Torque RPM | 3250 RPM | 3800 RPM |
Engine Bore Size | 70.8 mm | 80.5 mm |
Engine Stroke Size | 78.8 mm | 88.2 mm |
Engine Compression Ratio | 9.1:1 | 10.5:1 |
Top Speed | 164 km/hour | 188 km/hour |
Acceleration 0-100mph | 13.5 seconds | 12.2 seconds |
Drive Type | Front | Front |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1170 kg | 1350 kg |
Vehicle Length | 3830 mm | 4520 mm |
Vehicle Width | 1640 mm | 1800 mm |
Vehicle Height | 1440 mm | 1510 mm |
Wheelbase Size | 2380 mm | 2710 mm |
Fuel Consumption Overall | 7.8 L/100km | 8.2 L/100km |
Fuel Tank Capacity | 54 L | 52 L |