2005 BMW 520 vs. 2009 BMW 125
To start off, 2009 BMW 125 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 520. In addition, the cost of maintenance, including insurance, on 2005 BMW 520 would be higher. At 2,996 cc (6 cylinders), 2009 BMW 125 is equipped with a bigger engine. In terms of performance, 2009 BMW 125 (215 HP @ 6700 RPM) has 45 more horse power than 2005 BMW 520. (170 HP @ 6000 RPM) In normal driving conditions, 2009 BMW 125 should accelerate faster than 2005 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 520 weights approximately 145 kg more than 2009 BMW 125.
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 125 (271 Nm @ 2500 RPM) has 61 more torque (in Nm) than 2005 BMW 520. (210 Nm @ 3500 RPM). This means 2009 BMW 125 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 520.
Compare all specifications:
| 2005 BMW 520 | 2009 BMW 125 | |
| Make | BMW | BMW |
| Model | 520 | 125 |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 215 HP |
| Engine RPM | 6000 RPM | 6700 RPM |
| Torque | 210 Nm | 271 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1525 kg |
| Vehicle Length | 4810 mm | 4370 mm |
| Vehicle Width | 1810 mm | 1420 mm |
| Vehicle Height | 1450 mm | 1760 mm |
| Wheelbase Size | 2840 mm | 2670 mm |
| Fuel Tank Capacity | 70 L | 53 L |
