2005 Audi TT vs. 2003 Porsche 911
To start off, 2005 Audi TT is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Porsche 911. In addition, the cost of maintenance, including insurance, on 2003 Porsche 911 would be higher. At 3,596 cc (6 cylinders), 2003 Porsche 911 is equipped with a bigger engine. In terms of performance, 2003 Porsche 911 (340 HP @ 6800 RPM) has 115 more horse power than 2005 Audi TT. (225 HP @ 4000 RPM) In normal driving conditions, 2003 Porsche 911 should accelerate faster than 2005 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi TT weights approximately 155 kg more than 2003 Porsche 911.
Because 2005 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2003 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2005 Audi TT 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, 2003 Porsche 911 (370 Nm) has 89 more torque (in Nm) than 2005 Audi TT. (281 Nm). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi TT.
Compare all specifications:
| 2005 Audi TT | 2003 Porsche 911 | |
| Make | Audi | Porsche |
| Model | TT | 911 |
| Year Released | 2005 | 2003 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1784 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 225 HP | 340 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 281 Nm | 370 Nm |
| Engine Bore Size | 81 mm | 96 mm |
| Engine Stroke Size | 86 mm | 82.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1535 kg | 1380 kg |
| Vehicle Length | 4050 mm | 4440 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1300 mm |
| Wheelbase Size | 2430 mm | 2360 mm |
| Fuel Consumption | 8.1 L/100km | 8.3 L/100km |
| Fuel Consumption City | 11.8 L/100km | 16.5 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 62 L | 64 L |
