2009 Audi TT vs. 2007 Porsche 911
To start off, 2009 Audi TT is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Porsche 911. In addition, the cost of maintenance, including insurance, on 2007 Porsche 911 would be higher. At 3,822 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (355 HP @ 6600 RPM) has 105 more horse power than 2009 Audi TT. (250 HP @ 6300 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2009 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 580 kg more than 2009 Audi TT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 Porsche 911 (400 Nm @ 4600 RPM) has 80 more torque (in Nm) than 2009 Audi TT. (320 Nm @ 2500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi TT.
Compare all specifications:
| 2009 Audi TT | 2007 Porsche 911 | |
| Make | Audi | Porsche |
| Model | TT | 911 |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3189 cc | 3822 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 250 HP | 355 HP |
| Engine RPM | 6300 RPM | 6600 RPM |
| Torque | 320 Nm | 400 Nm |
| Torque RPM | 2500 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 100 mm |
| Engine Stroke Size | 95.9 mm | 76 mm |
| Engine Compression Ratio | 18.0:1 | 11.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 895 kg | 1475 kg |
| Vehicle Length | 4180 mm | 4430 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1370 mm | 1310 mm |
| Wheelbase Size | 2480 mm | 2360 mm |
| Fuel Consumption Highway | 9.8 L/100km | 9.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 60 L | 67 L |
