2009 BMW 523 vs. 2007 Mercedes-Benz E
To start off, 2009 BMW 523 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz E. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz E would be higher. At 2,497 cc (6 cylinders), 2009 BMW 523 is equipped with a bigger engine. In terms of performance, 2009 BMW 523 (175 HP @ 5800 RPM) has 27 more horse power than 2007 Mercedes-Benz E. (148 HP @ 4200 RPM). In normal driving conditions, 2009 BMW 523 should accelerate faster than 2007 Mercedes-Benz E. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz E weights approximately 295 kg more than 2009 BMW 523.
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, 2007 Mercedes-Benz E (340 Nm @ 2000 RPM) has 110 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2007 Mercedes-Benz E will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2009 BMW 523 | 2007 Mercedes-Benz E | |
| Make | BMW | Mercedes-Benz |
| Model | 523 | E |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2148 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 148 HP |
| Engine RPM | 5800 RPM | 4200 RPM |
| Torque | 230 Nm | 340 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 88 mm |
| Engine Stroke Size | 78.8 mm | 88.3 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 8.8 seconds | 10.6 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1490 kg | 1785 kg |
| Vehicle Length | 4850 mm | 4860 mm |
| Vehicle Width | 1470 mm | 1830 mm |
| Vehicle Height | 1850 mm | 1500 mm |
| Wheelbase Size | 2890 mm | 2860 mm |
| Fuel Consumption Overall | 8.5 L/100km | 7.1 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
