2009 BMW 320 vs. 2005 BMW 630
To start off, 2009 BMW 320 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 630. In addition, the cost of maintenance, including insurance, on 2005 BMW 630 would be higher. At 2,999 cc (6 cylinders), 2005 BMW 630 is equipped with a bigger engine. In terms of performance, 2005 BMW 630 (254 HP @ 6600 RPM) has 113 more horse power than 2009 BMW 320. (141 HP @ 6000 RPM) In normal driving conditions, 2005 BMW 630 should accelerate faster than 2009 BMW 320.
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, 2005 BMW 630 (300 Nm @ 2500 RPM) has 110 more torque (in Nm) than 2009 BMW 320. (190 Nm @ 4250 RPM). This means 2005 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 320.
Compare all specifications:
| 2009 BMW 320 | 2005 BMW 630 | |
| Make | BMW | BMW |
| Model | 320 | 630 |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2999 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 254 HP |
| Engine RPM | 6000 RPM | 6600 RPM |
| Torque | 190 Nm | 300 Nm |
| Torque RPM | 4250 RPM | 2500 RPM |
| Engine Compression Ratio | 12.0:1 | 10.7:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 228 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 6.9 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4540 mm | 4830 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2770 mm | 2670 mm |
| Fuel Consumption Overall | 6 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
