2006 Audi TT vs. 2008 BMW Z4
To start off, 2008 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi TT. In addition, the cost of maintenance, including insurance, on 2006 Audi TT would be higher. At 3,246 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (338 HP @ 7900 RPM) has 113 more horse power than 2006 Audi TT. (225 HP @ 5900 RPM) In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2006 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi TT weights approximately 50 kg more than 2008 BMW Z4.
Because 2006 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2006 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, 2008 BMW Z4 (365 Nm @ 4900 RPM) has 84 more torque (in Nm) than 2006 Audi TT. (281 Nm @ 2200 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi TT.
Compare all specifications:
| 2006 Audi TT | 2008 BMW Z4 | |
| Make | Audi | BMW |
| Model | TT | Z4 |
| Year Released | 2006 | 2008 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 3246 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 225 HP | 338 HP |
| Engine RPM | 5900 RPM | 7900 RPM |
| Torque | 281 Nm | 365 Nm |
| Torque RPM | 2200 RPM | 4900 RPM |
| Engine Bore Size | 81 mm | 91 mm |
| Engine Stroke Size | 86.4 mm | 87 mm |
| Engine Compression Ratio | 9.0:1 | 11.5:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1535 kg | 1485 kg |
| Vehicle Length | 4050 mm | 4870 mm |
| Vehicle Height | 1350 mm | 1480 mm |
| Wheelbase Size | 2430 mm | 2500 mm |
| Fuel Consumption Overall | 10.2 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 62 L | 70 L |
