1991 Audi 80 vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Audi 80. In addition, the cost of maintenance, including insurance, on 1991 Audi 80 would be higher. At 2,979 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (229 HP @ 5900 RPM) has 114 more horse power than 1991 Audi 80. (115 HP @ 5400 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1991 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 390 kg more than 1991 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1991 Audi 80, being front wheel drive (FWD), will offer much better control with better grip. 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 (300 Nm @ 3500 RPM) has 132 more torque (in Nm) than 1991 Audi 80. (168 Nm @ 3200 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 80.
Compare all specifications:
| 1991 Audi 80 | 2006 BMW Z4 | |
| Make | Audi | BMW |
| Model | 80 | Z4 |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 229 HP |
| Engine RPM | 5400 RPM | 5900 RPM |
| Torque | 168 Nm | 300 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Engine Compression Ratio | 10.4:1 | 10.2:1 |
| Top Speed | 190 km/hour | 250 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1240 kg | 1630 kg |
| Vehicle Length | 4490 mm | 4570 mm |
| Vehicle Width | 1710 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1680 mm |
| Wheelbase Size | 2610 mm | 2500 mm |
| Fuel Tank Capacity | 66 L | 55 L |
