2008 BMW 645 vs. 1996 BMW 735
To start off, 2008 BMW 645 is newer by 12 year(s). Which means there will be less support and parts availability for 1996 BMW 735. In addition, the cost of maintenance, including insurance, on 1996 BMW 735 would be higher. At 4,398 cc (8 cylinders), 2008 BMW 645 is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP @ 6100 RPM) has 96 more horse power than 1996 BMW 735. (232 HP @ 5700 RPM). In normal driving conditions, 2008 BMW 645 should accelerate faster than 1996 BMW 735. With that said, vehicle weight also plays an important factor in acceleration. 1996 BMW 735 weights approximately 5 kg more than 2008 BMW 645.
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, 2008 BMW 645 (450 Nm @ 3600 RPM) has 129 more torque (in Nm) than 1996 BMW 735. (321 Nm @ 3300 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1996 BMW 735.
Compare all specifications:
| 2008 BMW 645 | 1996 BMW 735 | |
| Make | BMW | BMW |
| Model | 645 | 735 |
| Year Released | 2008 | 1996 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 232 HP |
| Engine RPM | 6100 RPM | 5700 RPM |
| Torque | 450 Nm | 321 Nm |
| Torque RPM | 3600 RPM | 3300 RPM |
| Engine Bore Size | 92 mm | 84 mm |
| Engine Stroke Size | 82.7 mm | 78.9 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1815 kg | 1820 kg |
| Vehicle Length | 4830 mm | 5130 mm |
| Vehicle Width | 1860 mm | 1870 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2940 mm |
| Fuel Tank Capacity | 70 L | 85 L |
