2009 Audi A4 vs. 2013 Porsche Boxter
To start off, 2013 Porsche Boxter is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Audi A4. In addition, the cost of maintenance, including insurance, on 2009 Audi A4 would be higher. In terms of performance, 2013 Porsche Boxter (311 HP @ 6700 RPM) has 153 more horse power than 2009 Audi A4. (158 HP @ 4500 RPM) In normal driving conditions, 2013 Porsche Boxter should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 150 kg more than 2013 Porsche Boxter.
Because 2013 Porsche Boxter is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. 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 111 more torque (in Nm) than 2009 Audi A4. (250 Nm @ 1500 RPM). This means 2013 Porsche Boxter will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2013 Porsche Boxter | |
| Make | Audi | Porsche |
| Model | A4 | Boxter |
| Year Released | 2009 | 2013 |
| Body Type | Station Wagon | Roadster |
| Engine Position | Front | Middle |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 158 HP | 311 HP |
| Engine RPM | 4500 RPM | 6700 RPM |
| Torque | 250 Nm | 361 Nm |
| Torque RPM | 1500 RPM | 5800 RPM |
| Engine Bore Size | 82.5 mm | 97 mm |
| Engine Stroke Size | 84.1 mm | 77 mm |
| Engine Compression Ratio | 9.6:1 | 12.5 : 1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 218 km/hour | 279 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 5.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | 4-speed manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1470 kg | 1320 kg |
| Vehicle Length | 4710 mm | 4374 mm |
| Vehicle Width | 1830 mm | 1979 mm |
| Vehicle Height | 1440 mm | 1281 mm |
| Wheelbase Size | 2810 mm | 2475 mm |
