2006 BMW 630 vs. 2005 BMW 330
To start off, 2006 BMW 630 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 2,996 cc (6 cylinders), 2006 BMW 630 is equipped with a bigger engine. In terms of performance, 2006 BMW 630 (254 HP @ 6600 RPM) has 29 more horse power than 2005 BMW 330. (225 HP @ 7400 RPM). In normal driving conditions, 2006 BMW 630 should accelerate faster than 2005 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 630 weights approximately 180 kg more than 2005 BMW 330. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 BMW 630 (300 Nm) has 10 more torque (in Nm) than 2005 BMW 330. (290 Nm). This means 2006 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 330.
Compare all specifications:
| 2006 BMW 630 | 2005 BMW 330 | |
| Make | BMW | BMW |
| Model | 630 | 330 |
| Year Released | 2006 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 225 HP |
| Engine RPM | 6600 RPM | 7400 RPM |
| Torque | 300 Nm | 290 Nm |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 88 mm | 90 mm |
| Engine Compression Ratio | 10.7:1 | 10.2:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1580 kg |
| Vehicle Length | 4830 mm | 4480 mm |
| Vehicle Width | 1860 mm | 1750 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2790 mm | 2740 mm |
| Fuel Consumption Overall | 9.6 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
