1986 Audi 90 vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Audi 90. In addition, the cost of maintenance, including insurance, on 1986 Audi 90 would be higher. At 3,246 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (338 HP @ 7900 RPM) has 224 more horse power than 1986 Audi 90. (114 HP @ 5700 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 1986 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW Z4 weights approximately 435 kg more than 1986 Audi 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 BMW Z4 (365 Nm @ 4900 RPM) has 196 more torque (in Nm) than 1986 Audi 90. (169 Nm @ 3200 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1986 Audi 90.
Compare all specifications:
| 1986 Audi 90 | 2009 BMW Z4 | |
| Make | Audi | BMW |
| Model | 90 | Z4 |
| Year Released | 1986 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 3246 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 338 HP |
| Engine RPM | 5700 RPM | 7900 RPM |
| Torque | 169 Nm | 365 Nm |
| Torque RPM | 3200 RPM | 4900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 2 seats |
| Vehicle Weight | 1050 kg | 1485 kg |
| Vehicle Length | 4470 mm | 4120 mm |
| Vehicle Width | 1690 mm | 1310 mm |
| Vehicle Height | 1370 mm | 1790 mm |
| Wheelbase Size | 2550 mm | 2500 mm |
