2006 Fiat Siena vs. 2008 Mercedes-Benz R
To start off, 2008 Mercedes-Benz R is newer by 2 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 6,208 cc (8 cylinders), 2008 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz R (503 HP @ 6800 RPM) has 402 more horse power than 2006 Fiat Siena. (101 HP @ 5500 RPM) In normal driving conditions, 2008 Mercedes-Benz R should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz R weights approximately 592 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 2008 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2006 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2008 Mercedes-Benz R 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, 2008 Mercedes-Benz R (630 Nm @ 5200 RPM) has 490 more torque (in Nm) than 2006 Fiat Siena. (140 Nm @ 4000 RPM). This means 2008 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena. 2008 Mercedes-Benz R 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. 2008 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
2006 Fiat Siena | 2008 Mercedes-Benz R | |
Make | Fiat | Mercedes-Benz |
Model | Siena | R |
Year Released | 2006 | 2008 |
Body Type | Sedan | Minivan |
Engine Position | Front | Front |
Engine Size | 1581 cc | 6208 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 101 HP | 503 HP |
Engine RPM | 5500 RPM | 6800 RPM |
Torque | 140 Nm | 630 Nm |
Torque RPM | 4000 RPM | 5200 RPM |
Engine Bore Size | 86.4 mm | 102.2 mm |
Engine Stroke Size | 67.4 mm | 94.6 mm |
Engine Compression Ratio | 9.5:1 | 11.3:1 |
Top Speed | 184 km/hour | 250 km/hour |
Acceleration 0-100mph | 11.1 seconds | 5.1 seconds |
Drive Type | Front | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 6 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1783 kg | 2375 kg |
Vehicle Length | 3830 mm | 5160 mm |
Vehicle Width | 1640 mm | 1930 mm |
Vehicle Height | 1440 mm | 1640 mm |
Wheelbase Size | 2380 mm | 3220 mm |
Fuel Consumption Overall | 8 L/100km | 16.5 L/100km |
Fuel Tank Capacity | 54 L | 80 L |