2009 BMW Z4 vs. 1998 Porsche 993
To start off, 2009 BMW Z4 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Porsche 993. In addition, the cost of maintenance, including insurance, on 1998 Porsche 993 would be higher. At 3,598 cc (6 cylinders), 1998 Porsche 993 is equipped with a bigger engine. In terms of performance, 1998 Porsche 993 (395 HP @ 5750 RPM) has 180 more horse power than 2009 BMW Z4. (215 HP @ 6500 RPM) In normal driving conditions, 1998 Porsche 993 should accelerate faster than 2009 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1998 Porsche 993 weights approximately 138 kg more than 2009 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1998 Porsche 993 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW Z4. In wet, icy, snow, or gravel driving conditions, 1998 Porsche 993 will offer significantly more control. 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, 1998 Porsche 993 (542 Nm @ 4500 RPM) has 292 more torque (in Nm) than 2009 BMW Z4. (250 Nm @ 2750 RPM). This means 1998 Porsche 993 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 2009 BMW Z4 | 1998 Porsche 993 | |
| Make | BMW | Porsche |
| Model | Z4 | 993 |
| Year Released | 2009 | 1998 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2497 cc | 3598 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 395 HP |
| Engine RPM | 6500 RPM | 5750 RPM |
| Torque | 250 Nm | 542 Nm |
| Torque RPM | 2750 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 100 mm |
| Engine Stroke Size | 78.8 mm | 76.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1362 kg | 1500 kg |
| Vehicle Length | 4100 mm | 4270 mm |
| Vehicle Width | 1310 mm | 1740 mm |
| Vehicle Height | 1790 mm | 1320 mm |
| Wheelbase Size | 2500 mm | 2280 mm |
