2005 BMW 630 vs. 2007 BMW 325
To start off, 2007 BMW 325 is newer by 2 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 39 more horse power than 2007 BMW 325. (215 HP @ 6500 RPM). In normal driving conditions, 2005 BMW 630 should accelerate faster than 2007 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 630 weights approximately 294 kg more than 2007 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 50 more torque (in Nm) than 2007 BMW 325. (250 Nm @ 2750 RPM). This means 2005 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325.
Compare all specifications:
| 2005 BMW 630 | 2007 BMW 325 | |
| Make | BMW | BMW |
| Model | 630 | 325 |
| Year Released | 2005 | 2007 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 215 HP |
| Engine RPM | 6600 RPM | 6500 RPM |
| Torque | 300 Nm | 250 Nm |
| Torque RPM | 2500 RPM | 2750 RPM |
| Engine Bore Size | 85 mm | 82 mm |
| Engine Stroke Size | 88 mm | 78.8 mm |
| Engine Compression Ratio | 10.7:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 243 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 7.2 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1764 kg | 1470 kg |
| Vehicle Length | 4830 mm | 4530 mm |
| Vehicle Width | 1860 mm | 1420 mm |
| Vehicle Height | 1380 mm | 1820 mm |
| Wheelbase Size | 2670 mm | 2770 mm |
| Fuel Consumption Overall | 9.6 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
