2009 Audi TT vs. 2007 Audi A8
To start off, 2009 Audi TT is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A8. In addition, the cost of maintenance, including insurance, on 2007 Audi A8 would be higher. At 3,697 cc (8 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (276 HP @ 6000 RPM) has 26 more horse power than 2009 Audi TT. (250 HP @ 6300 RPM) In normal driving conditions, 2007 Audi A8 should accelerate faster than 2009 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 840 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 Audi A8 (360 Nm @ 3750 RPM) has 40 more torque (in Nm) than 2009 Audi TT. (320 Nm @ 2500 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi TT. 2007 Audi A8 has automatic transmission and 2009 Audi TT has manual transmission. 2009 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi TT | 2007 Audi A8 | |
| Make | Audi | Audi |
| Model | TT | A8 |
| Year Released | 2009 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 3697 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 250 HP | 276 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 320 Nm | 360 Nm |
| Torque RPM | 2500 RPM | 3750 RPM |
| Engine Bore Size | 84 mm | 84.5 mm |
| Engine Stroke Size | 95.9 mm | 82.4 mm |
| Engine Compression Ratio | 11.3:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 936 kg | 1776 kg |
| Vehicle Length | 4180 mm | 5060 mm |
| Vehicle Width | 1850 mm | 1900 mm |
| Vehicle Height | 1370 mm | 1450 mm |
| Wheelbase Size | 2480 mm | 2950 mm |
| Fuel Consumption Highway | 9.8 L/100km | 8.6 L/100km |
| Fuel Consumption City | 13.8 L/100km | 17.1 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 11.7 L/100km |
| Fuel Tank Capacity | 60 L | 90 L |
