2009 Mazda CX-7 vs. 2007 Mercedes-Benz C
To start off, 2009 Mazda CX-7 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz C would be higher. At 2,996 cc (6 cylinders), 2007 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2009 Mazda CX-7 (244 HP @ 5000 RPM) has 16 more horse power than 2007 Mercedes-Benz C. (228 HP @ 6000 RPM). In normal driving conditions, 2009 Mazda CX-7 should accelerate faster than 2007 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 223 kg more than 2009 Mazda CX-7.
Because 2009 Mazda CX-7 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2009 Mazda CX-7 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, 2009 Mazda CX-7 (350 Nm @ 2500 RPM) has 50 more torque (in Nm) than 2007 Mercedes-Benz C. (300 Nm @ 2500 RPM). This means 2009 Mazda CX-7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz C.
Compare all specifications:
| 2009 Mazda CX-7 | 2007 Mercedes-Benz C | |
| Make | Mazda | Mercedes-Benz |
| Model | CX-7 | C |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2260 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 244 HP | 228 HP |
| Engine RPM | 5000 RPM | 6000 RPM |
| Torque | 350 Nm | 300 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1332 kg | 1555 kg |
| Vehicle Length | 4680 mm | 4570 mm |
| Vehicle Width | 1880 mm | 1780 mm |
| Vehicle Height | 1650 mm | 1450 mm |
| Wheelbase Size | 2760 mm | 2770 mm |
| Fuel Consumption Overall | 13.1 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 69 L | 62 L |
