1999 Audi TT vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Audi TT. In addition, the cost of maintenance, including insurance, on 1999 Audi TT would be higher. At 2,999 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (255 HP @ 6600 RPM) has 80 more horse power than 1999 Audi TT. (175 HP @ 6500 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1999 Audi TT.
Because 1999 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW Z4. In wet, icy, snow, or gravel driving conditions, 1999 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, 2006 BMW Z4 (298 Nm) has 61 more torque (in Nm) than 1999 Audi TT. (237 Nm). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi TT.
Compare all specifications:
| 1999 Audi TT | 2006 BMW Z4 | |
| Make | Audi | BMW |
| Model | TT | Z4 |
| Year Released | 1999 | 2006 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1780 cc | 2999 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 175 HP | 255 HP |
| Engine RPM | 6500 RPM | 6600 RPM |
| Torque | 237 Nm | 298 Nm |
| Engine Compression Ratio | 9.5:1 | 10.7:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4050 mm | 4100 mm |
| Vehicle Width | 1770 mm | 1790 mm |
| Vehicle Height | 1350 mm | 1270 mm |
| Wheelbase Size | 2430 mm | 2500 mm |
