2007 BMW Z4 vs. 2004 Panoz AIV
To start off, 2007 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Panoz AIV. In addition, the cost of maintenance, including insurance, on 2004 Panoz AIV would be higher. At 4,601 cc (8 cylinders), 2004 Panoz AIV is equipped with a bigger engine. In terms of performance, 2004 Panoz AIV (301 HP @ 5800 RPM) has 86 more horse power than 2007 BMW Z4. (215 HP @ 6500 RPM) In normal driving conditions, 2004 Panoz AIV should accelerate faster than 2007 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 182 kg more than 2004 Panoz AIV.
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, 2004 Panoz AIV (407 Nm @ 4800 RPM) has 157 more torque (in Nm) than 2007 BMW Z4. (250 Nm @ 2750 RPM). This means 2004 Panoz AIV will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 2004 Panoz AIV | |
| Make | BMW | Panoz |
| Model | Z4 | AIV |
| Year Released | 2007 | 2004 |
| Body Type | Convertible | Roadster |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4601 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 301 HP |
| Engine RPM | 6500 RPM | 5800 RPM |
| Torque | 250 Nm | 407 Nm |
| Torque RPM | 2750 RPM | 4800 RPM |
| Engine Bore Size | 82 mm | 90.2 mm |
| Engine Stroke Size | 78.8 mm | 90.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1362 kg | 1180 kg |
| Vehicle Length | 4100 mm | 4050 mm |
| Vehicle Width | 1310 mm | 1950 mm |
| Vehicle Height | 1790 mm | 1200 mm |
| Wheelbase Size | 2500 mm | 2650 mm |
| Fuel Tank Capacity | 55 L | 59 L |
