2006 BMW 730 vs. 2005 Mercedes-Benz C
To start off, 2006 BMW 730 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 2,994 cc (6 cylinders), 2006 BMW 730 is equipped with a bigger engine. In terms of performance, 2006 BMW 730 (254 HP @ 6600 RPM) has 79 more horse power than 2005 Mercedes-Benz C. (175 HP @ 4200 RPM). In normal driving conditions, 2006 BMW 730 should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 226 kg more than 2005 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2005 Mercedes-Benz C (400 Nm @ 1600 RPM) has 100 more torque (in Nm) than 2006 BMW 730. (300 Nm @ 2500 RPM). This means 2005 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 730.
Compare all specifications:
| 2006 BMW 730 | 2005 Mercedes-Benz C | |
| Make | BMW | Mercedes-Benz |
| Model | 730 | C |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 2596 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 175 HP |
| Engine RPM | 6600 RPM | 4200 RPM |
| Torque | 300 Nm | 400 Nm |
| Torque RPM | 2500 RPM | 1600 RPM |
| Engine Compression Ratio | 10.7:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 244 km/hour | 230 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 8.9 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1820 kg | 1594 kg |
| Vehicle Length | 5180 mm | 4530 mm |
| Vehicle Width | 1910 mm | 1750 mm |
| Vehicle Height | 1500 mm | 1420 mm |
| Wheelbase Size | 3140 mm | 2830 mm |
| Fuel Consumption Overall | 10.1 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 88 L | 62 L |
