2003 BMW 520 vs. 2007 BMW 335
To start off, 2007 BMW 335 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 2,979 cc (6 cylinders), 2007 BMW 335 is equipped with a bigger engine. In terms of performance, 2007 BMW 335 (300 HP @ 5800 RPM) has 133 more horse power than 2003 BMW 520. (167 HP @ 5800 RPM) In normal driving conditions, 2007 BMW 335 should accelerate faster than 2003 BMW 520.
Let's talk about torque, 2007 BMW 335 (407 Nm @ 1400 RPM) has 197 more torque (in Nm) than 2003 BMW 520. (210 Nm @ 3500 RPM). This means 2007 BMW 335 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520.
Compare all specifications:
| 2003 BMW 520 | 2007 BMW 335 | |
| Make | BMW | BMW |
| Model | 520 | 335 |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 167 HP | 300 HP |
| Engine RPM | 5800 RPM | 5800 RPM |
| Torque | 210 Nm | 407 Nm |
| Torque RPM | 3500 RPM | 1400 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 72 mm | 89.6 mm |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4850 mm | 4530 mm |
| Vehicle Width | 1850 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 3000 mm | 2770 mm |
| Fuel Consumption | 6.8 L/100km | 8.1 L/100km |
| Fuel Consumption City | 13 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 9 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
