1987 Audi 90 vs. 2008 BMW Z4
To start off, 2008 BMW Z4 is newer by 21 year(s). Which means there will be less support and parts availability for 1987 Audi 90. In addition, the cost of maintenance, including insurance, on 1987 Audi 90 would be higher. At 3,248 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (338 HP @ 7900 RPM) has 203 more horse power than 1987 Audi 90. (135 HP @ 5500 RPM) In normal driving conditions, 2008 BMW Z4 should accelerate faster than 1987 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 weights approximately 175 kg more than 1987 Audi 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Audi 90 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 1987 Audi 90 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, 2008 BMW Z4 (365 Nm @ 4900 RPM) has 179 more torque (in Nm) than 1987 Audi 90. (186 Nm @ 4000 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Audi 90.
Compare all specifications:
| 1987 Audi 90 | 2008 BMW Z4 | |
| Make | Audi | BMW |
| Model | 90 | Z4 |
| Year Released | 1987 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 3248 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 135 HP | 338 HP |
| Engine RPM | 5500 RPM | 7900 RPM |
| Torque | 186 Nm | 365 Nm |
| Torque RPM | 4000 RPM | 4900 RPM |
| Engine Compression Ratio | 10.0:1 | 11.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1485 kg |
| Vehicle Length | 4400 mm | 4120 mm |
| Vehicle Width | 1700 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1310 mm |
| Wheelbase Size | 2690 mm | 2500 mm |
| Fuel Consumption Overall | 4.8 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 80 L | 55 L |
