2012 Lexus IS vs. 2013 Mercedes-Benz M
To start off, 2013 Mercedes-Benz M is newer by 1 year(s). Which means there will be less support and parts availability for 2012 Lexus IS. In addition, the cost of maintenance, including insurance, on 2012 Lexus IS would be higher. At 5,500 cc (8 cylinders), 2013 Mercedes-Benz M is equipped with a bigger engine. In terms of performance, 2013 Mercedes-Benz M (511 HP @ 5250 RPM) has 307 more horse power than 2012 Lexus IS. (204 HP @ 6400 RPM) In normal driving conditions, 2013 Mercedes-Benz M should accelerate faster than 2012 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2013 Mercedes-Benz M weights approximately 778 kg more than 2012 Lexus IS. 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 2012 Lexus IS. 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 (700 Nm @ 5000 RPM) has 449 more torque (in Nm) than 2012 Lexus IS. (251 Nm @ 4800 RPM). This means 2013 Mercedes-Benz M will have an easier job in driving up hills or pulling heavy equipment than 2012 Lexus IS.
Compare all specifications:
| 2012 Lexus IS | 2013 Mercedes-Benz M | |
| Make | Lexus | Mercedes-Benz |
| Model | IS | M |
| Year Released | 2012 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2500 cc | 5500 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | electric |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 204 HP | 511 HP |
| Engine RPM | 6400 RPM | 5250 RPM |
| Torque | 251 Nm | 700 Nm |
| Torque RPM | 4800 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | 6-speed manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1567 kg | 2345 kg |
| Vehicle Length | 4585 mm | 4817 mm |
| Vehicle Width | 1801 mm | 2141 mm |
| Vehicle Height | 1440 mm | 1796 mm |
| Wheelbase Size | 2731 mm | 2915 mm |
| Fuel Consumption | 8.4 L/100km | 9.6 L/100km |
| Fuel Consumption City | 12.4 L/100km | 15.7 L/100km |
