2011 BMW 125 vs. 2011 BMW 123
To start off, both 2011 BMW 125 and 2011 BMW 123 were released in the same year (2011). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2011 BMW 125 is equipped with a bigger engine. In terms of performance, 2011 BMW 125 (216 HP @ 6700 RPM) has 14 more horse power than 2011 BMW 123. (202 HP @ 4400 RPM). In normal driving conditions, 2011 BMW 125 should accelerate faster than 2011 BMW 123. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 123 weights approximately 295 kg more than 2011 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, 2011 BMW 123 (400 Nm @ 2000 RPM) has 130 more torque (in Nm) than 2011 BMW 125. (270 Nm @ 2500 RPM). This means 2011 BMW 123 will have an easier job in driving up hills or pulling heavy equipment than 2011 BMW 125.
Compare all specifications:
| 2011 BMW 125 | 2011 BMW 123 | |
| Make | BMW | BMW |
| Model | 125 | 123 |
| Year Released | 2011 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 216 HP | 202 HP |
| Engine RPM | 6700 RPM | 4400 RPM |
| Torque | 270 Nm | 400 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 6.8 seconds | 7.5 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1615 kg |
| Vehicle Length | 4370 mm | 4360 mm |
| Vehicle Width | 1420 mm | 1748 mm |
| Vehicle Height | 1760 mm | 1411 mm |
| Wheelbase Size | 2670 mm | 2660 mm |
| Fuel Consumption Overall | 8.1 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 53 L | 51 L |
