2003 Fiat Siena vs. 2009 Mercedes-Benz CLK
To start off, 2009 Mercedes-Benz CLK is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2003 Fiat Siena would be higher. At 4,966 cc (8 cylinders), 2009 Mercedes-Benz CLK is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLK (302 HP @ 5600 RPM) has 233 more horse power than 2003 Fiat Siena. (69 HP @ 4500 RPM) In normal driving conditions, 2009 Mercedes-Benz CLK should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz CLK weights approximately 1730 kg more than 2003 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 CLK 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 CLK. However, in wet, icy, snow, or gravel driving conditions, 2003 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 CLK (461 Nm @ 2700 RPM) has 333 more torque (in Nm) than 2003 Fiat Siena. (128 Nm @ 2500 RPM). This means 2009 Mercedes-Benz CLK will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena. 2009 Mercedes-Benz CLK has automatic transmission and 2003 Fiat Siena has manual transmission. 2003 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz CLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Fiat Siena | 2009 Mercedes-Benz CLK | |
| Make | Fiat | Mercedes-Benz |
| Model | Siena | CLK |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 4966 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 69 HP | 302 HP |
| Engine RPM | 4500 RPM | 5600 RPM |
| Torque | 128 Nm | 461 Nm |
| Torque RPM | 2500 RPM | 2700 RPM |
| Engine Bore Size | 82.7 mm | 97 mm |
| Engine Stroke Size | 79.2 mm | 84 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1100 kg | 2830 kg |
| Vehicle Length | 4110 mm | 4640 mm |
| Vehicle Width | 1630 mm | 1420 mm |
| Vehicle Height | 1470 mm | 1750 mm |
| Wheelbase Size | 2380 mm | 2720 mm |
