1975 Audi 80 vs. 1986 BMW M5
To start off, 1986 BMW M5 is newer by 11 year(s). Which means there will be less support and parts availability for 1975 Audi 80. In addition, the cost of maintenance, including insurance, on 1975 Audi 80 would be higher. At 3,428 cc (6 cylinders), 1986 BMW M5 is equipped with a bigger engine. In terms of performance, 1986 BMW M5 (218 HP @ 5200 RPM) has 108 more horse power than 1975 Audi 80. (110 HP @ 6100 RPM) In normal driving conditions, 1986 BMW M5 should accelerate faster than 1975 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 1986 BMW M5 weights approximately 607 kg more than 1975 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 BMW M5 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 1986 BMW M5. However, in wet, icy, snow, or gravel driving conditions, 1975 Audi 80, 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, 1986 BMW M5 (310 Nm @ 4000 RPM) has 170 more torque (in Nm) than 1975 Audi 80. (140 Nm @ 5000 RPM). This means 1986 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 1975 Audi 80. 1986 BMW M5 has automatic transmission and 1975 Audi 80 has manual transmission. 1975 Audi 80 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1986 BMW M5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1975 Audi 80 | 1986 BMW M5 | |
| Make | Audi | BMW |
| Model | 80 | M5 |
| Year Released | 1975 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 3428 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 110 HP | 218 HP |
| Engine RPM | 6100 RPM | 5200 RPM |
| Torque | 140 Nm | 310 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Bore Size | 79.5 mm | 92 mm |
| Engine Stroke Size | 80 mm | 86 mm |
| Engine Compression Ratio | 9.2:1 | 10.0:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 912 kg | 1519 kg |
| Vehicle Length | 4390 mm | 4630 mm |
| Vehicle Width | 1690 mm | 1710 mm |
| Vehicle Height | 1370 mm | 1300 mm |
| Wheelbase Size | 2550 mm | 2630 mm |
| Fuel Tank Capacity | 60 L | 120 L |
