1988 Porsche 928 vs. 2004 BMW Z4
To start off, 2004 BMW Z4 is newer by 16 year(s). Which means there will be less support and parts availability for 1988 Porsche 928. In addition, the cost of maintenance, including insurance, on 1988 Porsche 928 would be higher. At 4,664 cc (8 cylinders), 1988 Porsche 928 is equipped with a bigger engine. In terms of performance, 1988 Porsche 928 (307 HP @ 5900 RPM) has 122 more horse power than 2004 BMW Z4. (185 HP @ 6000 RPM). In normal driving conditions, 1988 Porsche 928 should accelerate faster than 2004 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1988 Porsche 928 weights approximately 234 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, 1988 Porsche 928 (408 Nm @ 4100 RPM) has 163 more torque (in Nm) than 2004 BMW Z4. (245 Nm @ 3500 RPM). This means 1988 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW Z4.
Compare all specifications:
| 1988 Porsche 928 | 2004 BMW Z4 | |
| Make | Porsche | BMW |
| Model | 928 | Z4 |
| Year Released | 1988 | 2004 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4664 cc | 2494 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 307 HP | 185 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 408 Nm | 245 Nm |
| Torque RPM | 4100 RPM | 3500 RPM |
| Engine Bore Size | 97 mm | 84 mm |
| Engine Stroke Size | 78.9 mm | 75 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1296 kg |
| Vehicle Length | 4450 mm | 4100 mm |
| Vehicle Width | 1840 mm | 1790 mm |
| Vehicle Height | 1290 mm | 1300 mm |
| Wheelbase Size | 2510 mm | 2500 mm |
| Fuel Tank Capacity | 76 L | 55 L |
