2006 Fiat Siena vs. 2004 Vauxhall 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 Vauxhall Astra. In addition, the cost of maintenance, including insurance, on 2004 Vauxhall Astra would be higher. At 1,598 cc (4 cylinders), 2004 Vauxhall Astra is equipped with a bigger engine. In terms of performance, 2004 Vauxhall Astra (104 HP @ 6000 RPM) has 3 more horse power than 2006 Fiat Siena. (101 HP @ 5500 RPM) In normal driving conditions, 2004 Vauxhall 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 518 kg more than 2004 Vauxhall 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, 2004 Vauxhall Astra (153 Nm @ 3900 RPM) has 13 more torque (in Nm) than 2006 Fiat Siena. (140 Nm @ 4000 RPM). This means 2004 Vauxhall Astra will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2006 Fiat Siena | 2004 Vauxhall Astra | |
| Make | Fiat | Vauxhall |
| Model | Siena | Astra |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 101 HP | 104 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 140 Nm | 153 Nm |
| Torque RPM | 4000 RPM | 3900 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1783 kg | 1265 kg |
| Vehicle Length | 3830 mm | 4260 mm |
| Vehicle Width | 1640 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2380 mm | 2620 mm |
