1986 BMW 735 vs. 2006 BMW 630
To start off, 2006 BMW 630 is newer by 20 year(s). Which means there will be less support and parts availability for 1986 BMW 735. In addition, the cost of maintenance, including insurance, on 1986 BMW 735 would be higher. At 3,453 cc (6 cylinders), 1986 BMW 735 is equipped with a bigger engine. In terms of performance, 2006 BMW 630 (254 HP @ 6600 RPM) has 39 more horse power than 1986 BMW 735. (215 HP @ 5200 RPM) In normal driving conditions, 2006 BMW 630 should accelerate faster than 1986 BMW 735. With that said, vehicle weight also plays an important factor in acceleration. 1986 BMW 735 weights approximately 120 kg more than 2006 BMW 630.
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, 1986 BMW 735 (310 Nm @ 4000 RPM) has 10 more torque (in Nm) than 2006 BMW 630. (300 Nm @ 2500 RPM). This means 1986 BMW 735 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 630.
Compare all specifications:
| 1986 BMW 735 | 2006 BMW 630 | |
| Make | BMW | BMW |
| Model | 735 | 630 |
| Year Released | 1986 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 254 HP |
| Engine RPM | 5200 RPM | 6600 RPM |
| Torque | 310 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 92 mm | 85 mm |
| Engine Stroke Size | 86 mm | 88 mm |
| Engine Compression Ratio | 10.0:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1686 kg | 1566 kg |
| Vehicle Length | 4920 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2840 mm | 2790 mm |
| Fuel Tank Capacity | 90 L | 70 L |
