1993 Porsche 968 vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 13 year(s). Which means there will be less support and parts availability for 1993 Porsche 968. In addition, the cost of maintenance, including insurance, on 1993 Porsche 968 would be higher. At 2,990 cc (4 cylinders), 1993 Porsche 968 is equipped with a bigger engine. In terms of performance, 1993 Porsche 968 (240 HP @ 6200 RPM) has 72 more horse power than 2006 BMW Z4. (168 HP @ 6250 RPM). In normal driving conditions, 1993 Porsche 968 should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1993 Porsche 968 weights approximately 75 kg more than 2006 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, 1993 Porsche 968 (305 Nm @ 4100 RPM) has 95 more torque (in Nm) than 2006 BMW Z4. (210 Nm @ 3500 RPM). This means 1993 Porsche 968 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4. 2006 BMW Z4 has automatic transmission and 1993 Porsche 968 has manual transmission. 1993 Porsche 968 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1993 Porsche 968 | 2006 BMW Z4 | |
| Make | Porsche | BMW |
| Model | 968 | Z4 |
| Year Released | 1993 | 2006 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2990 cc | 2170 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 240 HP | 168 HP |
| Engine RPM | 6200 RPM | 6250 RPM |
| Torque | 305 Nm | 210 Nm |
| Torque RPM | 4100 RPM | 3500 RPM |
| Engine Bore Size | 104.1 mm | 80 mm |
| Engine Stroke Size | 88 mm | 72 mm |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1400 kg | 1325 kg |
| Vehicle Length | 4330 mm | 4100 mm |
| Vehicle Width | 1740 mm | 1790 mm |
| Vehicle Height | 1270 mm | 1310 mm |
| Wheelbase Size | 2510 mm | 2500 mm |
| Fuel Consumption Overall | 9.3 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 92 L | 55 L |
