2009 Audi A4 vs. 2010 Porsche 911
To start off, 2010 Porsche 911 is newer by 1 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. At 3,800 cc (6 cylinders), 2010 Porsche 911 is equipped with a bigger engine. In terms of performance, 2010 Porsche 911 (450 HP @ 7900 RPM) has 239 more horse power than 2009 Audi A4. (211 HP @ 4300 RPM) In normal driving conditions, 2010 Porsche 911 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2010 Porsche 911 weights approximately 440 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Porsche 911 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2010 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2010 Porsche 911 (429 Nm @ 6750 RPM) has 78 more torque (in Nm) than 2009 Audi A4. (351 Nm @ 1500 RPM). This means 2010 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2010 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2009 | 2010 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1984 cc | 3800 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 211 HP | 450 HP |
| Engine RPM | 4300 RPM | 7900 RPM |
| Torque | 351 Nm | 429 Nm |
| Torque RPM | 1500 RPM | 6750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 930 kg | 1370 kg |
| Vehicle Length | 4710 mm | 4491 mm |
| Vehicle Width | 1840 mm | 1852 mm |
| Vehicle Height | 1430 mm | 1280 mm |
| Wheelbase Size | 2820 mm | 2360 mm |
| Fuel Consumption | 7.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
