2005 BMW 730 vs. 2007 Mercedes-Benz R
To start off, 2007 Mercedes-Benz R is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 730. In addition, the cost of maintenance, including insurance, on 2005 BMW 730 would be higher. At 3,498 cc (6 cylinders), 2007 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz R (269 HP @ 6000 RPM) has 41 more horse power than 2005 BMW 730. (228 HP @ 5900 RPM) In normal driving conditions, 2007 Mercedes-Benz R should accelerate faster than 2005 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz R weights approximately 381 kg more than 2005 BMW 730. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 730. In wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz R 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, 2007 Mercedes-Benz R (350 Nm @ 2400 RPM) has 50 more torque (in Nm) than 2005 BMW 730. (300 Nm @ 3500 RPM). This means 2007 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 730.
Compare all specifications:
| 2005 BMW 730 | 2007 Mercedes-Benz R | |
| Make | BMW | Mercedes-Benz |
| Model | 730 | R |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 269 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 300 Nm | 350 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Engine Bore Size | 84 mm | 92.9 mm |
| Engine Stroke Size | 89.6 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 237 km/hour | 230 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 8.4 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1824 kg | 2205 kg |
| Vehicle Length | 5190 mm | 5160 mm |
| Vehicle Width | 1910 mm | 1930 mm |
| Vehicle Height | 1490 mm | 1660 mm |
| Wheelbase Size | 3140 mm | 3220 mm |
| Fuel Consumption | 7.5 L/100km | 11.2 L/100km |
| Fuel Consumption City | 14.6 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 10.1 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 88 L | 80 L |
