2007 Porsche Boxster vs. 2005 Audi A3
To start off, 2007 Porsche Boxster is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A3. In addition, the cost of maintenance, including insurance, on 2005 Audi A3 would be higher. At 3,196 cc (6 cylinders), 2005 Audi A3 is equipped with a bigger engine. In terms of performance, 2005 Audi A3 (247 HP @ 6300 RPM) has 22 more horse power than 2007 Porsche Boxster. (225 HP @ 4700 RPM) In normal driving conditions, 2005 Audi A3 should accelerate faster than 2007 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A3 weights approximately 169 kg more than 2007 Porsche Boxster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Porsche Boxster. In wet, icy, snow, or gravel driving conditions, 2005 Audi A3 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, 2005 Audi A3 (330 Nm @ 2800 RPM) has 70 more torque (in Nm) than 2007 Porsche Boxster. (260 Nm @ 4700 RPM). This means 2005 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche Boxster.
Compare all specifications:
| 2007 Porsche Boxster | 2005 Audi A3 | |
| Make | Porsche | Audi |
| Model | Boxster | A3 |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Hatchback |
| Engine Position | Middle | Front |
| Engine Size | 2687 cc | 3196 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 247 HP |
| Engine RPM | 4700 RPM | 6300 RPM |
| Torque | 260 Nm | 330 Nm |
| Torque RPM | 4700 RPM | 2800 RPM |
| Engine Bore Size | 85.5 mm | 84.1 mm |
| Engine Stroke Size | 78 mm | 95.9 mm |
| Engine Compression Ratio | 11.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 6.4 seconds | 6.6 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1356 kg | 1525 kg |
| Vehicle Length | 4330 mm | 4210 mm |
| Vehicle Width | 1790 mm | 1770 mm |
| Vehicle Height | 1300 mm | 1430 mm |
| Wheelbase Size | 2420 mm | 2760 mm |
| Fuel Consumption Overall | 9.7 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 64 L | 55 L |
