2007 Audi A3 vs. 1999 BMW Z9
To start off, 2007 Audi A3 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 BMW Z9. In addition, the cost of maintenance, including insurance, on 1999 BMW Z9 would be higher. At 3,901 cc (8 cylinders), 1999 BMW Z9 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (247 HP @ 6300 RPM) has 5 more horse power than 1999 BMW Z9. (242 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 1999 BMW Z9.
Because 2007 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 1999 BMW Z9. In wet, icy, snow, or gravel driving conditions, 2007 Audi A3 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, 1999 BMW Z9 (560 Nm @ 1750 RPM) has 240 more torque (in Nm) than 2007 Audi A3. (320 Nm @ 2800 RPM). This means 1999 BMW Z9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2007 Audi A3 | 1999 BMW Z9 | |
| Make | Audi | BMW |
| Model | A3 | Z9 |
| Year Released | 2007 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 3187 cc | 3901 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 242 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 320 Nm | 560 Nm |
| Torque RPM | 2800 RPM | 1750 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 2 seats |
| Vehicle Length | 4210 mm | 5010 mm |
| Vehicle Width | 1770 mm | 2010 mm |
| Vehicle Height | 1430 mm | 1360 mm |
| Wheelbase Size | 2580 mm | 3110 mm |
