2006 BMW 320 vs. 2009 BMW 135
To start off, 2009 BMW 135 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 320. In addition, the cost of maintenance, including insurance, on 2006 BMW 320 would be higher. At 2,979 cc (6 cylinders), 2009 BMW 135 is equipped with a bigger engine. In terms of performance, 2009 BMW 135 (302 HP @ 5800 RPM) has 154 more horse power than 2006 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2009 BMW 135 should accelerate faster than 2006 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 320 weights approximately 170 kg more than 2009 BMW 135.
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 135 (400 Nm @ 1300 RPM) has 70 more torque (in Nm) than 2006 BMW 320. (330 Nm @ 2000 RPM). This means 2009 BMW 135 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 320.
Compare all specifications:
| 2006 BMW 320 | 2009 BMW 135 | |
| Make | BMW | BMW |
| Model | 320 | 135 |
| Year Released | 2006 | 2009 |
| Body Type | Coupe | Convertible |
| 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 | 148 HP | 302 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 330 Nm | 400 Nm |
| Torque RPM | 2000 RPM | 1300 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 90 mm | 89.6 mm |
| Engine Compression Ratio | 17.0:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 221 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 5.6 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1320 kg |
| Vehicle Length | 4490 mm | 4370 mm |
| Vehicle Width | 1760 mm | 1420 mm |
| Vehicle Height | 1380 mm | 1760 mm |
| Wheelbase Size | 2730 mm | 2670 mm |
| Fuel Consumption Overall | 5.8 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 63 L | 53 L |
