2003 BMW 520 vs. 2007 Mercedes-Benz E
To start off, 2007 Mercedes-Benz E is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW 520. In addition, the cost of maintenance, including insurance, on 2003 BMW 520 would be higher. At 3,498 cc (6 cylinders), 2007 Mercedes-Benz E is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz E (268 HP @ 6000 RPM) has 101 more horse power than 2003 BMW 520. (167 HP @ 6100 RPM) In normal driving conditions, 2007 Mercedes-Benz E should accelerate faster than 2003 BMW 520.
Because 2007 Mercedes-Benz E is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 520. In wet, icy, snow, or gravel driving conditions, 2007 Mercedes-Benz E 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 E (350 Nm @ 2400 RPM) has 140 more torque (in Nm) than 2003 BMW 520. (210 Nm @ 3500 RPM). This means 2007 Mercedes-Benz E will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520.
Compare all specifications:
| 2003 BMW 520 | 2007 Mercedes-Benz E | |
| Make | BMW | Mercedes-Benz |
| Model | 520 | E |
| Year Released | 2003 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 167 HP | 268 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 210 Nm | 350 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Engine Bore Size | 80 mm | 93 mm |
| Engine Stroke Size | 72 mm | 86 mm |
| Engine Compression Ratio | 10.7:1 | 10.7:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4810 mm | 4890 mm |
| Vehicle Width | 1810 mm | 1830 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 2730 mm | 2860 mm |
| Fuel Consumption | 7.7 L/100km | 9.8 L/100km |
| Fuel Consumption City | 13 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 9.7 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
