1983 BMW M6 vs. 1991 BMW Z1
To start off, 1991 BMW Z1 is newer by 8 year(s). Which means there will be less support and parts availability for 1983 BMW M6. In addition, the cost of maintenance, including insurance, on 1983 BMW M6 would be higher. At 3,453 cc (6 cylinders), 1983 BMW M6 is equipped with a bigger engine. In terms of performance, 1983 BMW M6 (282 HP @ 6500 RPM) has 107 more horse power than 1991 BMW Z1. (175 HP @ 5800 RPM). In normal driving conditions, 1983 BMW M6 should accelerate faster than 1991 BMW Z1. With that said, vehicle weight also plays an important factor in acceleration. 1983 BMW M6 weights approximately 255 kg more than 1991 BMW Z1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1983 BMW M6 (334 Nm @ 4500 RPM) has 104 more torque (in Nm) than 1991 BMW Z1. (230 Nm @ 4000 RPM). This means 1983 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW Z1.
Compare all specifications:
| 1983 BMW M6 | 1991 BMW Z1 | |
| Make | BMW | BMW |
| Model | M6 | Z1 |
| Year Released | 1983 | 1991 |
| Body Type | Coupe | Roadster |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 282 HP | 175 HP |
| Engine RPM | 6500 RPM | 5800 RPM |
| Torque | 334 Nm | 230 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 93.4 mm | 82 mm |
| Engine Stroke Size | 84 mm | 78.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Vehicle Weight | 1505 kg | 1250 kg |
| Vehicle Length | 4760 mm | 3960 mm |
| Vehicle Width | 1730 mm | 1810 mm |
| Vehicle Height | 1360 mm | 1280 mm |
| Wheelbase Size | 2630 mm | 2450 mm |
