2007 Fiat Siena vs. 2006 Mercedes-Benz G
To start off, 2007 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz G. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz G would be higher. At 3,996 cc (8 cylinders), 2006 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz G (247 HP @ 4000 RPM) has 147 more horse power than 2007 Fiat Siena. (100 HP @ 5500 RPM) In normal driving conditions, 2006 Mercedes-Benz G should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz G weights approximately 620 kg more than 2007 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2007 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Mercedes-Benz G (561 Nm @ 1700 RPM) has 421 more torque (in Nm) than 2007 Fiat Siena. (140 Nm @ 4000 RPM). This means 2006 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena. 2006 Mercedes-Benz G has automatic transmission and 2007 Fiat Siena has manual transmission. 2007 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz G will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Fiat Siena | 2006 Mercedes-Benz G | |
| Make | Fiat | Mercedes-Benz |
| Model | Siena | G |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 3996 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 247 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 140 Nm | 561 Nm |
| Torque RPM | 4000 RPM | 1700 RPM |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 179 km/hour | 180 km/hour |
| Acceleration 0-100mph | 11.5 seconds | 10.3 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1070 kg | 1690 kg |
| Vehicle Width | 1640 mm | 1770 mm |
| Wheelbase Size | 2380 mm | 2410 mm |
| Fuel Consumption Overall | 8.2 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 54 L | 96 L |
