2007 BMW 523 vs. 2009 BMW 330
To start off, 2009 BMW 330 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 523. In addition, the cost of maintenance, including insurance, on 2007 BMW 523 would be higher. At 2,993 cc, 2009 BMW 330 is equipped with a bigger engine. In terms of performance, 2009 BMW 330 (242 HP @ 4000 RPM) has 67 more horse power than 2007 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2009 BMW 330 should accelerate faster than 2007 BMW 523.
Let's talk about torque, 2009 BMW 330 (521 Nm @ 3000 RPM) has 291 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2009 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523.
Compare all specifications:
| 2007 BMW 523 | 2009 BMW 330 | |
| Make | BMW | BMW |
| Model | 523 | 330 |
| Year Released | 2007 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2993 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 242 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 230 Nm | 521 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 82 mm | 90 mm |
| Engine Stroke Size | 78.8 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 230 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 6.1 seconds |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4850 mm | 4540 mm |
| Vehicle Width | 1470 mm | 2000 mm |
| Vehicle Height | 1850 mm | 1430 mm |
| Wheelbase Size | 2890 mm | 2770 mm |
| Fuel Consumption Overall | 9.5 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
