2004 BMW Z4 vs. 1986 Porsche 928
To start off, 2004 BMW Z4 is newer by 18 year(s). Which means there will be less support and parts availability for 1986 Porsche 928. In addition, the cost of maintenance, including insurance, on 1986 Porsche 928 would be higher. At 4,957 cc (8 cylinders), 1986 Porsche 928 is equipped with a bigger engine. In terms of performance, 1986 Porsche 928 (321 HP @ 6000 RPM) has 136 more horse power than 2004 BMW Z4. (185 HP @ 6000 RPM) In normal driving conditions, 1986 Porsche 928 should accelerate faster than 2004 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1986 Porsche 928 weights approximately 254 kg more than 2004 BMW Z4. 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, 1986 Porsche 928 (430 Nm @ 3000 RPM) has 185 more torque (in Nm) than 2004 BMW Z4. (245 Nm @ 3500 RPM). This means 1986 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW Z4.
Compare all specifications:
2004 BMW Z4 | 1986 Porsche 928 | |
Make | BMW | Porsche |
Model | Z4 | 928 |
Year Released | 2004 | 1986 |
Body Type | Convertible | Coupe |
Engine Position | Front | Front |
Engine Size | 2494 cc | 4957 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 185 HP | 321 HP |
Engine RPM | 6000 RPM | 6000 RPM |
Torque | 245 Nm | 430 Nm |
Torque RPM | 3500 RPM | 3000 RPM |
Engine Bore Size | 84 mm | 100 mm |
Engine Stroke Size | 75 mm | 78.9 mm |
Engine Compression Ratio | 11.0:1 | 10.0:1 |
Top Speed | 235 km/hour | 274 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1296 kg | 1550 kg |
Vehicle Length | 4100 mm | 4450 mm |
Vehicle Width | 1790 mm | 1840 mm |
Vehicle Height | 1300 mm | 1290 mm |
Wheelbase Size | 2500 mm | 2510 mm |