2006 BMW 730 vs. 2003 Mercedes-Benz C
To start off, 2006 BMW 730 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2003 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 113 more horse power than 2003 Mercedes-Benz C. (141 HP @ 4200 RPM). In normal driving conditions, 2006 BMW 730 should accelerate faster than 2003 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 300 kg more than 2003 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, 2003 Mercedes-Benz C (315 Nm @ 1800 RPM) has 15 more torque (in Nm) than 2006 BMW 730. (300 Nm @ 2500 RPM). This means 2003 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 730. 2006 BMW 730 has automatic transmission and 2003 Mercedes-Benz C has manual transmission. 2003 Mercedes-Benz C will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 730 | 2003 Mercedes-Benz C | |
| Make | BMW | Mercedes-Benz |
| Model | 730 | C |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 2148 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 254 HP | 141 HP |
| Engine RPM | 6600 RPM | 4200 RPM |
| Torque | 300 Nm | 315 Nm |
| Torque RPM | 2500 RPM | 1800 RPM |
| Engine Compression Ratio | 10.7:1 | 18.0:1 |
| Acceleration 0-100mph | 7.9 seconds | 10.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1820 kg | 1520 kg |
| Vehicle Length | 5180 mm | 4530 mm |
| Vehicle Width | 1910 mm | 1730 mm |
| Vehicle Height | 1500 mm | 1430 mm |
| Wheelbase Size | 3140 mm | 2760 mm |
| Fuel Consumption Overall | 10.1 L/100km | 5.9 L/100km |
| Fuel Tank Capacity | 88 L | 69 L |
