1991 BMW Z1 vs. 2005 Porsche GT2
To start off, 2005 Porsche GT2 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 BMW Z1. In addition, the cost of maintenance, including insurance, on 1991 BMW Z1 would be higher. At 3,600 cc (6 cylinders), 2005 Porsche GT2 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche GT2 weights approximately 190 kg more than 1991 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, 2005 Porsche GT2 (340 Nm @ 3500 RPM) has 110 more torque (in Nm) than 1991 BMW Z1. (230 Nm @ 4000 RPM). This means 2005 Porsche GT2 will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW Z1.
Compare all specifications:
| 1991 BMW Z1 | 2005 Porsche GT2 | |
| Make | BMW | Porsche |
| Model | Z1 | GT2 |
| Year Released | 1991 | 2005 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2497 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 175 HP | 0 HP |
| Torque | 230 Nm | 340 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 1250 kg | 1440 kg |
| Vehicle Length | 3960 mm | 4460 mm |
| Vehicle Width | 1810 mm | 1840 mm |
| Vehicle Height | 1280 mm | 1290 mm |
| Wheelbase Size | 2450 mm | 2360 mm |
