2005 Fiat Siena vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C is newer by 4 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 1,796 cc, 2009 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz C (181 HP @ 5500 RPM) has 57 more horse power than 2005 Fiat Siena. (124 HP @ 4000 RPM) In normal driving conditions, 2009 Mercedes-Benz C should accelerate faster than 2005 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz C weights approximately 1735 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 2009 Mercedes-Benz C is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Mercedes-Benz C. However, in wet, icy, snow, or gravel driving conditions, 2005 Fiat Siena, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Mercedes-Benz C (240 Nm @ 2800 RPM) has 100 more torque (in Nm) than 2005 Fiat Siena. (140 Nm @ 4000 RPM). This means 2009 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2005 Fiat Siena. 2009 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. 2009 Mercedes-Benz C will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Fiat Siena | 2009 Mercedes-Benz C | |
| Make | Fiat | Mercedes-Benz |
| Model | Siena | C |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1585 cc | 1796 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 124 HP | 181 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 140 Nm | 240 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Engine Bore Size | 86.4 mm | 82 mm |
| Engine Stroke Size | 67.4 mm | 85 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1095 kg | 2830 kg |
| Wheelbase Size | 2450 mm | 2770 mm |
| Fuel Tank Capacity | 47 L | 62 L |
