2009 Kia Rio vs. 2012 Mercedes-Benz CLS
To start off, 2012 Mercedes-Benz CLS is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Kia Rio. In addition, the cost of maintenance, including insurance, on 2009 Kia Rio would be higher. At 3,498 cc (6 cylinders), 2012 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz CLS (305 HP @ 3500 RPM) has 224 more horse power than 2009 Kia Rio. (81 HP @ 5500 RPM) In normal driving conditions, 2012 Mercedes-Benz CLS should accelerate faster than 2009 Kia Rio. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz CLS weights approximately 227 kg more than 2009 Kia Rio. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Mercedes-Benz CLS 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 2012 Mercedes-Benz CLS. However, in wet, icy, snow, or gravel driving conditions, 2009 Kia Rio, 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, 2012 Mercedes-Benz CLS (370 Nm @ 3500 RPM) has 253 more torque (in Nm) than 2009 Kia Rio. (117 Nm @ 3000 RPM). This means 2012 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Rio. 2012 Mercedes-Benz CLS has automatic transmission and 2009 Kia Rio has manual transmission. 2009 Kia Rio will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Kia Rio | 2012 Mercedes-Benz CLS | |
| Make | Kia | Mercedes-Benz |
| Model | Rio | CLS |
| Year Released | 2009 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 1343 cc | 3498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 81 HP | 305 HP |
| Engine RPM | 5500 RPM | 3500 RPM |
| Torque | 117 Nm | 370 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 165 km/hour | 250 km/hour |
| Acceleration 0-100mph | 14.3 seconds | 6.1 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1508 kg | 1735 kg |
| Vehicle Length | 4250 mm | 4940 mm |
| Vehicle Width | 1690 mm | 1882 mm |
| Vehicle Height | 1430 mm | 1417 mm |
| Wheelbase Size | 2420 mm | 2875 mm |
| Fuel Tank Capacity | 45 L | 80 L |
