1985 Audi 100 vs. 1981 BMW 725
To start off, 1985 Audi 100 is newer by 4 year(s). Which means there will be less support and parts availability for 1981 BMW 725. In addition, the cost of maintenance, including insurance, on 1981 BMW 725 would be higher. At 2,493 cc (6 cylinders), 1981 BMW 725 is equipped with a bigger engine. In terms of performance, 1981 BMW 725 (148 HP @ 5500 RPM) has 61 more horse power than 1985 Audi 100. (87 HP @ 4500 RPM) In normal driving conditions, 1981 BMW 725 should accelerate faster than 1985 Audi 100.
Because 1981 BMW 725 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1981 BMW 725. However, in wet, icy, snow, or gravel driving conditions, 1985 Audi 100, being front wheel drive (FWD), will offer much better control with better grip. 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, 1981 BMW 725 (215 Nm @ 4000 RPM) has 43 more torque (in Nm) than 1985 Audi 100. (172 Nm @ 2750 RPM). This means 1981 BMW 725 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 100.
Compare all specifications:
| 1985 Audi 100 | 1981 BMW 725 | |
| Make | Audi | BMW |
| Model | 100 | 725 |
| Year Released | 1985 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1986 cc | 2493 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 87 HP | 148 HP |
| Engine RPM | 4500 RPM | 5500 RPM |
| Torque | 172 Nm | 215 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Bore Size | 76.5 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 71.6 mm |
| Engine Compression Ratio | 23.0:1 | 9.6:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4800 mm | 4870 mm |
| Vehicle Width | 1820 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2700 mm | 2810 mm |
