1984 Audi 90 vs. 2007 BMW 523
To start off, 2007 BMW 523 is newer by 23 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 2,496 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, 2007 BMW 523 (175 HP @ 5800 RPM) has 61 more horse power than 1984 Audi 90. (114 HP @ 5700 RPM) In normal driving conditions, 2007 BMW 523 should accelerate faster than 1984 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 434 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, 2007 BMW 523 (230 Nm @ 3500 RPM) has 62 more torque (in Nm) than 1984 Audi 90. (168 Nm @ 3200 RPM). This means 2007 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 1984 Audi 90.
Compare all specifications:
| 1984 Audi 90 | 2007 BMW 523 | |
| Make | Audi | BMW |
| Model | 90 | 523 |
| Year Released | 1984 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 2496 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 175 HP |
| Engine RPM | 5700 RPM | 5800 RPM |
| Torque | 168 Nm | 230 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 77.4 mm | 78.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1056 kg | 1490 kg |
| Vehicle Length | 4470 mm | 4850 mm |
| Vehicle Width | 1690 mm | 1470 mm |
| Vehicle Height | 1370 mm | 1850 mm |
| Wheelbase Size | 2550 mm | 2890 mm |
