2003 BMW 520 vs. 2013 Porsche Boxter
To start off, 2013 Porsche Boxter is newer by 10 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. In terms of performance, 2013 Porsche Boxter (311 HP @ 6700 RPM) has 144 more horse power than 2003 BMW 520. (167 HP @ 6100 RPM) In normal driving conditions, 2013 Porsche Boxter should accelerate faster than 2003 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 520 weights approximately 320 kg more than 2013 Porsche Boxter.
Because 2013 Porsche Boxter 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, 2013 Porsche Boxter 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, 2013 Porsche Boxter (361 Nm @ 5800 RPM) has 151 more torque (in Nm) than 2003 BMW 520. (210 Nm @ 3500 RPM). This means 2013 Porsche Boxter will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520.
Compare all specifications:
| 2003 BMW 520 | 2013 Porsche Boxter | |
| Make | BMW | Porsche |
| Model | 520 | Boxter |
| Year Released | 2003 | 2013 |
| Body Type | Station Wagon | Roadster |
| Engine Position | Front | Middle |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 167 HP | 311 HP |
| Engine RPM | 6100 RPM | 6700 RPM |
| Torque | 210 Nm | 361 Nm |
| Torque RPM | 3500 RPM | 5800 RPM |
| Engine Bore Size | 80 mm | 97 mm |
| Engine Stroke Size | 72 mm | 77 mm |
| Engine Compression Ratio | 10.7:1 | 12.5 : 1 |
| Top Speed | 223 km/hour | 277 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | 4-speed manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1350 kg |
| Vehicle Length | 4810 mm | 4374 mm |
| Vehicle Width | 1810 mm | 1979 mm |
| Vehicle Height | 1450 mm | 1281 mm |
| Wheelbase Size | 2890 mm | 2475 mm |
| Fuel Consumption Highway | 7.5 L/100km | 6.2 L/100km |
| Fuel Consumption City | 12.8 L/100km | 11.2 L/100km |
