2007 BMW 323 vs. 2012 BMW 320
To start off, 2012 BMW 320 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 BMW 323. In addition, the cost of maintenance, including insurance, on 2007 BMW 323 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 323 is equipped with a bigger engine. In terms of performance, 2012 BMW 320 (182 HP @ 5000 RPM) has 7 more horse power than 2007 BMW 323. (175 HP @ 5800 RPM) In normal driving conditions, 2012 BMW 320 should accelerate faster than 2007 BMW 323. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 323 weights approximately 4 kg more than 2012 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, 2012 BMW 320 (270 Nm @ 1250 RPM) has 40 more torque (in Nm) than 2007 BMW 323. (230 Nm @ 3500 RPM). This means 2012 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 323.
Compare all specifications:
| 2007 BMW 323 | 2012 BMW 320 | |
| Make | BMW | BMW |
| Model | 323 | 320 |
| Year Released | 2007 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 182 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 230 Nm | 270 Nm |
| Torque RPM | 3500 RPM | 1250 RPM |
| Engine Bore Size | 78.8 mm | 90.1 mm |
| Engine Stroke Size | 82 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1494 kg | 1490 kg |
| Vehicle Length | 4530 mm | 4624 mm |
| Vehicle Width | 1430 mm | 1811 mm |
| Vehicle Height | 1820 mm | 1429 mm |
| Wheelbase Size | 2770 mm | 2810 mm |
| Fuel Tank Capacity | 60 L | 57 L |
