1985 Audi 90 vs. 2005 BMW 730
To start off, 2005 BMW 730 is newer by 20 year(s). Which means there will be less support and parts availability for 1985 Audi 90. In addition, the cost of maintenance, including insurance, on 1985 Audi 90 would be higher. At 2,977 cc (6 cylinders), 2005 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 BMW 730 (254 HP @ 6600 RPM) has 140 more horse power than 1985 Audi 90. (114 HP @ 5700 RPM) In normal driving conditions, 2005 BMW 730 should accelerate faster than 1985 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 730 weights approximately 885 kg more than 1985 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, 2005 BMW 730 (300 Nm @ 2500 RPM) has 132 more torque (in Nm) than 1985 Audi 90. (168 Nm @ 3200 RPM). This means 2005 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 90.
Compare all specifications:
| 1985 Audi 90 | 2005 BMW 730 | |
| Make | Audi | BMW |
| Model | 90 | 730 |
| Year Released | 1985 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1992 cc | 2977 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 254 HP |
| Engine RPM | 5700 RPM | 6600 RPM |
| Torque | 168 Nm | 300 Nm |
| Torque RPM | 3200 RPM | 2500 RPM |
| Engine Bore Size | 81 mm | 85 mm |
| Engine Stroke Size | 77.4 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1050 kg | 1935 kg |
| Vehicle Length | 4470 mm | 5040 mm |
| Vehicle Width | 1690 mm | 1910 mm |
| Vehicle Height | 1370 mm | 1500 mm |
| Wheelbase Size | 2550 mm | 2840 mm |
