2009 BMW 523 vs. 2007 BMW 328
To start off, 2009 BMW 523 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 328. In addition, the cost of maintenance, including insurance, on 2007 BMW 328 would be higher. At 2,996 cc (6 cylinders), 2007 BMW 328 is equipped with a bigger engine. In terms of performance, 2007 BMW 328 (230 HP @ 6500 RPM) has 55 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2007 BMW 328 should accelerate faster than 2009 BMW 523.
Let's talk about torque, 2007 BMW 328 (271 Nm @ 2750 RPM) has 41 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2007 BMW 328 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2009 BMW 523 | 2007 BMW 328 | |
| Make | BMW | BMW |
| Model | 523 | 328 |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 230 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 230 Nm | 271 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Width | 1470 mm | 1820 mm |
| Vehicle Height | 1850 mm | 1430 mm |
| Wheelbase Size | 2890 mm | 2770 mm |
| Fuel Consumption Overall | 8.5 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
