2005 Audi TT vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi TT. In addition, the cost of maintenance, including insurance, on 2005 Audi TT would be higher. At 2,698 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, both vehicles can yield 178 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi TT weights approximately 225 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi TT. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 2009 Audi A6 (380 Nm @ 1400 RPM) has 145 more torque (in Nm) than 2005 Audi TT. (235 Nm @ 1950 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi TT.
Compare all specifications:
| 2005 Audi TT | 2009 Audi A6 | |
| Make | Audi | Audi |
| Model | TT | A6 |
| Year Released | 2005 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 2698 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 178 HP | 178 HP |
| Engine RPM | 5500 RPM | 3300 RPM |
| Torque | 235 Nm | 380 Nm |
| Torque RPM | 1950 RPM | 1400 RPM |
| Engine Bore Size | 81 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 83.1 mm |
| Engine Compression Ratio | 10.0:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 222 km/hour | 228 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 8.9 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1385 kg | 1160 kg |
| Vehicle Length | 4050 mm | 4920 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2470 mm | 2850 mm |
| Fuel Consumption Overall | 8.3 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
