1984 Audi 90 vs. 2011 BMW Z4
To start off, 2011 BMW Z4 is newer by 27 year(s). Which means there will be less support and parts availability for 1984 Audi 90. In addition, the cost of maintenance, including insurance, on 1984 Audi 90 would be higher. At 3,000 cc (6 cylinders), 2011 BMW Z4 is equipped with a bigger engine. In terms of performance, 2011 BMW Z4 (335 HP @ 5900 RPM) has 196 more horse power than 1984 Audi 90. (139 HP @ 5700 RPM) In normal driving conditions, 2011 BMW Z4 should accelerate faster than 1984 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW Z4 weights approximately 350 kg more than 1984 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, 2011 BMW Z4 (450 Nm @ 1500 RPM) has 260 more torque (in Nm) than 1984 Audi 90. (190 Nm @ 3500 RPM). This means 2011 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Audi 90.
Compare all specifications:
| 1984 Audi 90 | 2011 BMW Z4 | |
| Make | Audi | BMW |
| Model | 90 | Z4 |
| Year Released | 1984 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 3000 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 139 HP | 335 HP |
| Engine RPM | 5700 RPM | 5900 RPM |
| Torque | 190 Nm | 450 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1260 kg | 1610 kg |
| Vehicle Length | 4470 mm | 4242 mm |
| Vehicle Width | 1690 mm | 1791 mm |
| Vehicle Height | 1370 mm | 1285 mm |
| Wheelbase Size | 2550 mm | 2497 mm |
