2006 Fiat Siena vs. 2013 Mercedes-Benz G
To start off, 2013 Mercedes-Benz G is newer by 7 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 5,500 cc (8 cylinders), 2013 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2013 Mercedes-Benz G (529 HP @ 5500 RPM) has 428 more horse power than 2006 Fiat Siena. (101 HP @ 5500 RPM) In normal driving conditions, 2013 Mercedes-Benz G should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2013 Mercedes-Benz G weights approximately 767 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.
Because 2013 Mercedes-Benz G is all wheel drive (AWD), it will have significant more traction and grip than 2006 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2013 Mercedes-Benz G will offer significantly more control. 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, 2013 Mercedes-Benz G (759 Nm @ 5000 RPM) has 619 more torque (in Nm) than 2006 Fiat Siena. (140 Nm @ 4000 RPM). This means 2013 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2006 Fiat Siena | 2013 Mercedes-Benz G | |
| Make | Fiat | Mercedes-Benz |
| Model | Siena | G |
| Year Released | 2006 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 5500 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | electric |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 101 HP | 529 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 140 Nm | 759 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Engine Bore Size | 86.4 mm | 98 mm |
| Engine Stroke Size | 67.4 mm | 90 mm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Top Speed | 184 km/hour | 210 km/hour |
| Acceleration 0-100mph | 11.1 seconds | 5.4 seconds |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1783 kg | 2550 kg |
| Vehicle Length | 3830 mm | 4763 mm |
| Vehicle Width | 1640 mm | 2055 mm |
| Vehicle Height | 1440 mm | 1938 mm |
| Wheelbase Size | 2380 mm | 2850 mm |
