2007 BMW 730 vs. 2005 Mercedes-Benz CLS
To start off, 2007 BMW 730 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz CLS. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz CLS would be higher. At 5,438 cc (8 cylinders), 2005 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz CLS (469 HP @ 6100 RPM) has 214 more horse power than 2007 BMW 730. (255 HP @ 6600 RPM) In normal driving conditions, 2005 Mercedes-Benz CLS should accelerate faster than 2007 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz CLS weights approximately 100 kg more than 2007 BMW 730. 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 CLS (700 Nm @ 2650 RPM) has 400 more torque (in Nm) than 2007 BMW 730. (300 Nm @ 2500 RPM). This means 2005 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 730.
Compare all specifications:
| 2007 BMW 730 | 2005 Mercedes-Benz CLS | |
| Make | BMW | Mercedes-Benz |
| Model | 730 | CLS |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 5438 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 255 HP | 469 HP |
| Engine RPM | 6600 RPM | 6100 RPM |
| Torque | 300 Nm | 700 Nm |
| Torque RPM | 2500 RPM | 2650 RPM |
| Engine Compression Ratio | 10.7:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 244 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 4.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1820 kg | 1920 kg |
| Vehicle Length | 5180 mm | 4920 mm |
| Vehicle Width | 1910 mm | 1880 mm |
| Vehicle Height | 1500 mm | 1400 mm |
| Wheelbase Size | 3140 mm | 3090 mm |
| Fuel Consumption Overall | 10.1 L/100km | 13.6 L/100km |
| Fuel Tank Capacity | 88 L | 80 L |
