2009 BMW 320 vs. 2013 BMW 3 Series
To start off, 2013 BMW 3 Series is newer by 4 year(s). Which means there will be less support and parts availability for 2009 BMW 320. In addition, the cost of maintenance, including insurance, on 2009 BMW 320 would be higher. At 2,979 cc (6 cylinders), 2013 BMW 3 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 3 Series (227 HP @ 6500 RPM) has 86 more horse power than 2009 BMW 320. (141 HP @ 6000 RPM) In normal driving conditions, 2013 BMW 3 Series should accelerate faster than 2009 BMW 320.
Because 2013 BMW 3 Series is all wheel drive (AWD), it will have significant more traction and grip than 2009 BMW 320. In wet, icy, snow, or gravel driving conditions, 2013 BMW 3 Series will offer significantly more control. 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, 2013 BMW 3 Series (271 Nm @ 2750 RPM) has 81 more torque (in Nm) than 2009 BMW 320. (190 Nm @ 4250 RPM). This means 2013 BMW 3 Series will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 320.
Compare all specifications:
| 2009 BMW 320 | 2013 BMW 3 Series | |
| Make | BMW | BMW |
| Model | 320 | 3 Series |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 227 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 190 Nm | 271 Nm |
| Torque RPM | 4250 RPM | 2750 RPM |
| Engine Compression Ratio | 12.0:1 | 10.7 :1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 228 km/hour | 210 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 7.1 seconds |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4540 mm | 4620 mm |
| Vehicle Width | 1820 mm | 1961 mm |
| Vehicle Height | 1430 mm | 1395 mm |
| Wheelbase Size | 2770 mm | 2760 mm |
| Fuel Tank Capacity | 63 L | 61 L |
