1992 BMW 850 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 850. In addition, the cost of maintenance, including insurance, on 1992 BMW 850 would be higher. At 4,988 cc (12 cylinders), 1992 BMW 850 is equipped with a bigger engine. In terms of performance, 1992 BMW 850 (296 HP @ 5200 RPM) has 67 more horse power than 2006 BMW Z4. (229 HP @ 5900 RPM). In normal driving conditions, 1992 BMW 850 should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1992 BMW 850 weights approximately 160 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, 1992 BMW 850 (450 Nm @ 4100 RPM) has 150 more torque (in Nm) than 2006 BMW Z4. (300 Nm @ 3500 RPM). This means 1992 BMW 850 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 1992 BMW 850 | 2006 BMW Z4 | |
| Make | BMW | BMW |
| Model | 850 | Z4 |
| Year Released | 1992 | 2006 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4988 cc | 2979 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 296 HP | 229 HP |
| Engine RPM | 5200 RPM | 5900 RPM |
| Torque | 450 Nm | 300 Nm |
| Torque RPM | 4100 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 75 mm | 90 mm |
| Engine Compression Ratio | 8.8:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1790 kg | 1630 kg |
| Vehicle Length | 4790 mm | 4570 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1350 mm | 1680 mm |
| Wheelbase Size | 2690 mm | 2500 mm |
| Fuel Tank Capacity | 52 L | 55 L |
