1992 BMW 545 vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 14 year(s). Which means there will be less support and parts availability for 1992 BMW 545. In addition, the cost of maintenance, including insurance, on 1992 BMW 545 would be higher. At 4,398 cc (8 cylinders), 1992 BMW 545 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (338 HP @ 7900 RPM) has 56 more horse power than 1992 BMW 545. (282 HP @ 5700 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1992 BMW 545. With that said, vehicle weight also plays an important factor in acceleration. 1992 BMW 545 weights approximately 165 kg more than 2006 BMW Z4.
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, 1992 BMW 545 (420 Nm @ 3900 RPM) has 55 more torque (in Nm) than 2006 BMW Z4. (365 Nm @ 4900 RPM). This means 1992 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 1992 BMW 545 | 2006 BMW Z4 | |
| Make | BMW | BMW |
| Model | 545 | Z4 |
| Year Released | 1992 | 2006 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3246 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 282 HP | 338 HP |
| Engine RPM | 5700 RPM | 7900 RPM |
| Torque | 420 Nm | 365 Nm |
| Torque RPM | 3900 RPM | 4900 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1650 kg | 1485 kg |
| Vehicle Length | 4730 mm | 4120 mm |
| Vehicle Width | 1760 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1310 mm |
