2005 Fiat Siena vs. 2012 Mercedes-Benz C
To start off, 2012 Mercedes-Benz C is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2005 Fiat Siena would be higher. At 3,000 cc (6 cylinders), 2012 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz C (228 HP @ 6000 RPM) has 104 more horse power than 2005 Fiat Siena. (124 HP @ 4000 RPM) In normal driving conditions, 2012 Mercedes-Benz C should accelerate faster than 2005 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz C weights approximately 600 kg more than 2005 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Mercedes-Benz C is all wheel drive (AWD), it will have significant more traction and grip than 2005 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2012 Mercedes-Benz C 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, 2012 Mercedes-Benz C (299 Nm @ 2700 RPM) has 159 more torque (in Nm) than 2005 Fiat Siena. (140 Nm @ 4000 RPM). This means 2012 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2005 Fiat Siena. 2012 Mercedes-Benz C has automatic transmission and 2005 Fiat Siena has manual transmission. 2005 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Mercedes-Benz C will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Fiat Siena | 2012 Mercedes-Benz C | |
| Make | Fiat | Mercedes-Benz |
| Model | Siena | C |
| Year Released | 2005 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1585 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 124 HP | 228 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 140 Nm | 299 Nm |
| Torque RPM | 4000 RPM | 2700 RPM |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1095 kg | 1695 kg |
| Wheelbase Size | 2450 mm | 2760 mm |
| Fuel Tank Capacity | 47 L | 66 L |
