2006 BMW 730 vs. 1989 BMW 850
To start off, 2006 BMW 730 is newer by 17 year(s). Which means there will be less support and parts availability for 1989 BMW 850. In addition, the cost of maintenance, including insurance, on 1989 BMW 850 would be higher. At 4,988 cc (12 cylinders), 1989 BMW 850 is equipped with a bigger engine. In terms of performance, 1989 BMW 850 (296 HP @ 5200 RPM) has 42 more horse power than 2006 BMW 730. (254 HP @ 6600 RPM) In normal driving conditions, 1989 BMW 850 should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 28 kg more than 1989 BMW 850.
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, 1989 BMW 850 (450 Nm @ 4100 RPM) has 150 more torque (in Nm) than 2006 BMW 730. (300 Nm @ 2500 RPM). This means 1989 BMW 850 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 730. 2006 BMW 730 has automatic transmission and 1989 BMW 850 has manual transmission. 1989 BMW 850 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 730 | 1989 BMW 850 | |
| Make | BMW | BMW |
| Model | 730 | 850 |
| Year Released | 2006 | 1989 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 4988 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 254 HP | 296 HP |
| Engine RPM | 6600 RPM | 5200 RPM |
| Torque | 300 Nm | 450 Nm |
| Torque RPM | 2500 RPM | 4100 RPM |
| Engine Compression Ratio | 10.7:1 | 8.8:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1820 kg | 1792 kg |
| Vehicle Length | 5180 mm | 4790 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1500 mm | 1350 mm |
| Wheelbase Size | 3140 mm | 2770 mm |
| Fuel Tank Capacity | 88 L | 90 L |
