2007 Mercedes-Benz A vs. 2009 Mercedes-Benz CLS
To start off, 2009 Mercedes-Benz CLS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz A. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz A would be higher. At 6,208 cc (8 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 399 more horse power than 2007 Mercedes-Benz A. (108 HP @ 4200 RPM) In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 2007 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz A weights approximately 20 kg more than 2009 Mercedes-Benz CLS.
Because 2009 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 2009 Mercedes-Benz CLS. However, in wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz A, 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 CLS (631 Nm @ 5200 RPM) has 381 more torque (in Nm) than 2007 Mercedes-Benz A. (250 Nm @ 1600 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz A.
Compare all specifications:
| 2007 Mercedes-Benz A | 2009 Mercedes-Benz CLS | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | A | CLS |
| Year Released | 2007 | 2009 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 6208 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 108 HP | 507 HP |
| Engine RPM | 4200 RPM | 6800 RPM |
| Torque | 250 Nm | 631 Nm |
| Torque RPM | 1600 RPM | 5200 RPM |
| Engine Compression Ratio | 18.0:1 | 9.0:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1345 kg | 1325 kg |
| Vehicle Length | 3840 mm | 4920 mm |
| Vehicle Width | 1770 mm | 1870 mm |
| Vehicle Height | 1600 mm | 1420 mm |
| Wheelbase Size | 2570 mm | 2860 mm |
| Fuel Consumption Overall | 5.2 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 60 L | 80 L |
