2008 Audi TT vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi TT. In addition, the cost of maintenance, including insurance, on 2008 Audi TT would be higher. At 2,965 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (222 HP @ 4000 RPM) has 1 more horse power than 2008 Audi TT. (221 HP @ 2200 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 2008 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 60 kg more than 2008 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, 2009 Audi A4 (450 Nm @ 1400 RPM) has 170 more torque (in Nm) than 2008 Audi TT. (280 Nm @ 2200 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi TT.
Compare all specifications:
| 2008 Audi TT | 2009 Audi A4 | |
| Make | Audi | Audi |
| Model | TT | A4 |
| Year Released | 2008 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2965 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 221 HP | 222 HP |
| Engine RPM | 2200 RPM | 4000 RPM |
| Torque | 280 Nm | 450 Nm |
| Torque RPM | 2200 RPM | 1400 RPM |
| Engine Bore Size | 81 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 91.4 mm |
| Engine Compression Ratio | 8.9:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 237 km/hour | 235 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 7.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1610 kg |
| Vehicle Length | 4050 mm | 4550 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1430 mm |
| Wheelbase Size | 2440 mm | 2660 mm |
| Fuel Consumption Overall | 9.6 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 62 L | 70 L |
