2003 BMW 730 vs. 1956 Buick 40
To start off, 2003 BMW 730 is newer by 47 year(s). Which means there will be less support and parts availability for 1956 Buick 40. In addition, the cost of maintenance, including insurance, on 1956 Buick 40 would be higher. At 5,279 cc (8 cylinders), 1956 Buick 40 is equipped with a bigger engine. In terms of performance, 1956 Buick 40 (252 HP @ 4400 RPM) has 24 more horse power than 2003 BMW 730. (228 HP @ 5900 RPM) In normal driving conditions, 1956 Buick 40 should accelerate faster than 2003 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 730 weights approximately 200 kg more than 1956 Buick 40.
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, 1956 Buick 40 (462 Nm @ 3200 RPM) has 162 more torque (in Nm) than 2003 BMW 730. (300 Nm @ 3500 RPM). This means 1956 Buick 40 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 730.
Compare all specifications:
| 2003 BMW 730 | 1956 Buick 40 | |
| Make | BMW | Buick |
| Model | 730 | 40 |
| Year Released | 2003 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 5279 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 228 HP | 252 HP |
| Engine RPM | 5900 RPM | 4400 RPM |
| Torque | 300 Nm | 462 Nm |
| Torque RPM | 3500 RPM | 3200 RPM |
| Engine Bore Size | 84.1 mm | 101.6 mm |
| Engine Stroke Size | 90 mm | 81.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1790 kg | 1590 kg |
| Vehicle Width | 1910 mm | 1950 mm |
| Wheelbase Size | 3000 mm | 3110 mm |
