2008 Mercedes-Benz S vs. 2011 BMW 125
To start off, 2011 BMW 125 is newer by 3 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz S would be higher. At 5,513 cc (12 cylinders), 2008 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz S (510 HP @ 5000 RPM) has 295 more horse power than 2011 BMW 125. (215 HP @ 6700 RPM). In normal driving conditions, 2008 Mercedes-Benz S should accelerate faster than 2011 BMW 125. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz S weights approximately 655 kg more than 2011 BMW 125. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2008 Mercedes-Benz S (830 Nm @ 1800 RPM) has 560 more torque (in Nm) than 2011 BMW 125. (270 Nm @ 2500 RPM). This means 2008 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2011 BMW 125.
Compare all specifications:
| 2008 Mercedes-Benz S | 2011 BMW 125 | |
| Make | Mercedes-Benz | BMW |
| Model | S | 125 |
| Year Released | 2008 | 2011 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5513 cc | 2996 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 510 HP | 215 HP |
| Engine RPM | 5000 RPM | 6700 RPM |
| Torque | 830 Nm | 270 Nm |
| Torque RPM | 1800 RPM | 2500 RPM |
| Engine Compression Ratio | 9.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 245 km/hour | 231 km/hour |
| Acceleration 0-100mph | 4.6 seconds | 7.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2180 kg | 1525 kg |
| Vehicle Length | 5210 mm | 4370 mm |
| Vehicle Width | 1880 mm | 1420 mm |
| Vehicle Height | 1480 mm | 1760 mm |
| Wheelbase Size | 3170 mm | 2670 mm |
| Fuel Consumption Overall | 14.3 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 90 L | 53 L |
