1987 Audi 4000 vs. 1981 BMW M1
To start off, 1987 Audi 4000 is newer by 6 year(s). Which means there will be less support and parts availability for 1981 BMW M1. In addition, the cost of maintenance, including insurance, on 1981 BMW M1 would be higher. At 3,453 cc (6 cylinders), 1981 BMW M1 is equipped with a bigger engine. In terms of performance, 1981 BMW M1 (273 HP @ 6500 RPM) has 173 more horse power than 1987 Audi 4000. (100 HP @ 4250 RPM) In normal driving conditions, 1981 BMW M1 should accelerate faster than 1987 Audi 4000.
Because 1987 Audi 4000 is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW M1. In wet, icy, snow, or gravel driving conditions, 1987 Audi 4000 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, 1981 BMW M1 (330 Nm) has 193 more torque (in Nm) than 1987 Audi 4000. (137 Nm). This means 1981 BMW M1 will have an easier job in driving up hills or pulling heavy equipment than 1987 Audi 4000. 1987 Audi 4000 has automatic transmission and 1981 BMW M1 has manual transmission. 1981 BMW M1 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1987 Audi 4000 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Audi 4000 | 1981 BMW M1 | |
| Make | Audi | BMW |
| Model | 4000 | M1 |
| Year Released | 1987 | 1981 |
| Engine Position | Front | Middle |
| Engine Size | 2144 cc | 3453 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 273 HP |
| Engine RPM | 4250 RPM | 6500 RPM |
| Torque | 137 Nm | 330 Nm |
| Engine Bore Size | 79.2 mm | 93.5 mm |
| Engine Stroke Size | 86.4 mm | 84 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4490 mm | 4370 mm |
| Vehicle Width | 1690 mm | 1830 mm |
| Vehicle Height | 1370 mm | 1140 mm |
| Wheelbase Size | 2550 mm | 2570 mm |
