2009 BMW 320 vs. 2007 BMW 523
To start off, 2009 BMW 320 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 2,497 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, both vehicles can yield 175 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 40 kg more 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, 2009 BMW 320 (351 Nm @ 1750 RPM) has 121 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2009 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523. 2009 BMW 320 has automatic transmission and 2007 BMW 523 has manual transmission. 2007 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 320 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 320 | 2007 BMW 523 | |
| Make | BMW | BMW |
| Model | 320 | 523 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 175 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 351 Nm | 230 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 230 km/hour | 235 km/hour |
| Acceleration 0-100mph | 5.6 seconds | 8.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1565 kg |
| Vehicle Length | 4540 mm | 4850 mm |
| Vehicle Width | 2000 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 6 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 61 L | 70 L |
