2005 Alfa Romeo GT vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo GT would be higher. At 1,745 cc (4 cylinders), 2005 Alfa Romeo GT is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo GT (138 HP @ 6300 RPM) has 38 more horse power than 2011 Fiat Siena. (100 HP @ 5500 RPM). In normal driving conditions, 2005 Alfa Romeo GT should accelerate faster than 2011 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo GT weights approximately 226 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, 2005 Alfa Romeo GT (163 Nm @ 3900 RPM) has 89 more torque (in Nm) than 2011 Fiat Siena. (74 Nm @ 5500 RPM). This means 2005 Alfa Romeo GT will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
| 2005 Alfa Romeo GT | 2011 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | GT | Siena |
| Year Released | 2005 | 2011 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1745 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 100 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 163 Nm | 74 Nm |
| Torque RPM | 3900 RPM | 5500 RPM |
| Engine Bore Size | 82 mm | 86.4 mm |
| Engine Stroke Size | 82.7 mm | 67.4 mm |
| Engine Compression Ratio | 10.3:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1300 kg | 1074 kg |
| Vehicle Length | 4310 mm | 3550 mm |
| Vehicle Width | 1770 mm | 1640 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2610 mm | 2380 mm |
| Fuel Tank Capacity | 63 L | 54 L |
