2009 BMW 120 vs. 2013 Mercedes-Benz M
To start off, 2013 Mercedes-Benz M is newer by 4 year(s). Which means there will be less support and parts availability for 2009 BMW 120. In addition, the cost of maintenance, including insurance, on 2009 BMW 120 would be higher. At 4,600 cc (8 cylinders), 2013 Mercedes-Benz M is equipped with a bigger engine. In terms of performance, 2013 Mercedes-Benz M (397 HP @ 5000 RPM) has 229 more horse power than 2009 BMW 120. (168 HP @ 6700 RPM) In normal driving conditions, 2013 Mercedes-Benz M should accelerate faster than 2009 BMW 120. With that said, vehicle weight also plays an important factor in acceleration. 2013 Mercedes-Benz M weights approximately 763 kg more than 2009 BMW 120. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Mercedes-Benz M is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 120. In wet, icy, snow, or gravel driving conditions, 2013 Mercedes-Benz M 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 Mercedes-Benz M (601 Nm @ 4750 RPM) has 391 more torque (in Nm) than 2009 BMW 120. (210 Nm @ 4250 RPM). This means 2013 Mercedes-Benz M will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 120. 2009 BMW 120 has automatic transmission and 2013 Mercedes-Benz M has manual transmission. 2013 Mercedes-Benz M will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 120 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 120 | 2013 Mercedes-Benz M | |
| Make | BMW | Mercedes-Benz |
| Model | 120 | M |
| Year Released | 2009 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 4600 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | electric |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 397 HP |
| Engine RPM | 6700 RPM | 5000 RPM |
| Torque | 210 Nm | 601 Nm |
| Torque RPM | 4250 RPM | 4750 RPM |
| Engine Bore Size | 84.1 mm | 92 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Engine Compression Ratio | 12.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 9 seconds | 5.6 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | 6-speed manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1525 kg | 2288 kg |
| Vehicle Length | 4370 mm | 4804 mm |
| Vehicle Width | 1910 mm | 2141 mm |
| Vehicle Height | 1760 mm | 1796 mm |
| Wheelbase Size | 2670 mm | 2915 mm |
