2007 BMW 523 vs. 1987 BMW Z1
To start off, 2007 BMW 523 is newer by 20 year(s). Which means there will be less support and parts availability for 1987 BMW Z1. In addition, the cost of maintenance, including insurance, on 1987 BMW Z1 would be higher. At 2,496 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, both vehicles can yield 175 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 240 kg more than 1987 BMW Z1.
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, both vehicles can yield 230 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2007 BMW 523 | 1987 BMW Z1 | |
| Make | BMW | BMW |
| Model | 523 | Z1 |
| Year Released | 2007 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 175 HP | 175 HP |
| Engine RPM | 5800 RPM | 5800 RPM |
| Torque | 230 Nm | 230 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 82 mm |
| Engine Stroke Size | 78.8 mm | 78.8 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1490 kg | 1250 kg |
| Vehicle Length | 4850 mm | 3960 mm |
| Vehicle Width | 1470 mm | 1810 mm |
| Vehicle Height | 1850 mm | 1280 mm |
| Wheelbase Size | 2890 mm | 2450 mm |
