2005 BMW 330 vs. 2006 BMW 730
To start off, 2006 BMW 730 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW 330. In addition, the cost of maintenance, including insurance, on 2005 BMW 330 would be higher. At 2,991 cc (6 cylinders), 2006 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 BMW 330 (254 HP @ 6600 RPM) has 26 more horse power than 2006 BMW 730. (228 HP @ 4000 RPM). In normal driving conditions, 2005 BMW 330 should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 450 kg more than 2005 BMW 330.
Let's talk about torque, 2006 BMW 730 (520 Nm @ 2000 RPM) has 220 more torque (in Nm) than 2005 BMW 330. (300 Nm @ 2500 RPM). This means 2006 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 330.
Compare all specifications:
| 2005 BMW 330 | 2006 BMW 730 | |
| Make | BMW | BMW |
| Model | 330 | 730 |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2991 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 228 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 300 Nm | 520 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Engine Compression Ratio | 10.7:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1975 kg |
| Vehicle Length | 4530 mm | 5050 mm |
| Vehicle Width | 1820 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2770 mm | 3000 mm |
| Fuel Tank Capacity | 55 L | 88 L |
