2005 BMW Z4 vs. 2010 Porsche Panamera
To start off, 2010 Porsche Panamera is newer by 5 year(s). Which means there will be less support and parts availability for 2005 BMW Z4. In addition, the cost of maintenance, including insurance, on 2005 BMW Z4 would be higher. At 4,800 cc (8 cylinders), 2010 Porsche Panamera is equipped with a bigger engine. In terms of performance, 2010 Porsche Panamera (400 HP @ 6500 RPM) has 259 more horse power than 2005 BMW Z4. (141 HP @ 6200 RPM) In normal driving conditions, 2010 Porsche Panamera should accelerate faster than 2005 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2010 Porsche Panamera weights approximately 535 kg more than 2005 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Porsche Panamera is all wheel drive (AWD), it will have significant more traction and grip than 2005 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2010 Porsche Panamera 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, 2010 Porsche Panamera (500 Nm @ 3500 RPM) has 300 more torque (in Nm) than 2005 BMW Z4. (200 Nm @ 3600 RPM). This means 2010 Porsche Panamera will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4.
Compare all specifications:
| 2005 BMW Z4 | 2010 Porsche Panamera | |
| Make | BMW | Porsche |
| Model | Z4 | Panamera |
| Year Released | 2005 | 2010 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 4800 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 400 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 200 Nm | 500 Nm |
| Torque RPM | 3600 RPM | 3500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1325 kg | 1860 kg |
| Vehicle Length | 4100 mm | 4968 mm |
| Vehicle Width | 1790 mm | 1930 mm |
| Vehicle Height | 1310 mm | 1417 mm |
| Wheelbase Size | 2500 mm | 2918 mm |
| Fuel Consumption | 5.8 L/100km | 9.8 L/100km |
| Fuel Consumption City | 11 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 55 L | 100 L |
