2009 Mazda CX-7 vs. 2005 Mercedes-Benz S
To start off, 2009 Mazda CX-7 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz S would be higher. At 3,723 cc (6 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Mazda CX-7 (244 HP @ 5000 RPM) has 2 more horse power than 2005 Mercedes-Benz S. (242 HP @ 3000 RPM). In normal driving conditions, 2009 Mazda CX-7 should accelerate faster than 2005 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 586 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 2005 Mercedes-Benz S. 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, both vehicles can yield 350 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2009 Mazda CX-7 | 2005 Mercedes-Benz S | |
| Make | Mazda | Mercedes-Benz |
| Model | CX-7 | S |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2259 cc | 3723 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 244 HP | 242 HP |
| Engine RPM | 5000 RPM | 3000 RPM |
| Torque | 350 Nm | 350 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 87.5 mm | 97 mm |
| Engine Stroke Size | 94 mm | 84 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1329 kg | 1915 kg |
| Vehicle Length | 4680 mm | 5050 mm |
| Vehicle Width | 1880 mm | 1860 mm |
| Vehicle Height | 1650 mm | 1450 mm |
| Wheelbase Size | 2760 mm | 2840 mm |
| Fuel Consumption Overall | 13.1 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 69 L | 88 L |
