2002 BMW Z4 vs. 2004 BMW 745
To start off, 2004 BMW 745 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 BMW Z4. In addition, the cost of maintenance, including insurance, on 2002 BMW Z4 would be higher. At 4,392 cc (8 cylinders), 2004 BMW 745 is equipped with a bigger engine. In terms of performance, 2004 BMW 745 (310 HP @ 7900 RPM) has 83 more horse power than 2002 BMW Z4. (227 HP @ 5900 RPM) In normal driving conditions, 2004 BMW 745 should accelerate faster than 2002 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 745 weights approximately 599 kg more than 2002 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, 2004 BMW 745 (451 Nm) has 151 more torque (in Nm) than 2002 BMW Z4. (300 Nm). This means 2004 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2002 BMW Z4.
Compare all specifications:
| 2002 BMW Z4 | 2004 BMW 745 | |
| Make | BMW | BMW |
| Model | Z4 | 745 |
| Year Released | 2002 | 2004 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 4392 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 227 HP | 310 HP |
| Engine RPM | 5900 RPM | 7900 RPM |
| Torque | 300 Nm | 451 Nm |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 89.6 mm | 83 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1386 kg | 1985 kg |
| Vehicle Length | 4100 mm | 5040 mm |
| Vehicle Width | 1790 mm | 1910 mm |
| Vehicle Height | 1310 mm | 1500 mm |
| Wheelbase Size | 2500 mm | 3000 mm |
| Fuel Consumption | 7.3 L/100km | 9.1 L/100km |
| Fuel Consumption City | 13.5 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 9.5 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 55 L | 88 L |
