2005 Lexus IS vs. 2012 Mercedes-Benz R
To start off, 2012 Mercedes-Benz R is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Lexus IS. In addition, the cost of maintenance, including insurance, on 2005 Lexus IS would be higher. At 2,999 cc (6 cylinders), 2005 Lexus IS is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz R (210 HP @ 3400 RPM) has 9 more horse power than 2005 Lexus IS. (201 HP @ 5600 RPM) In normal driving conditions, 2012 Mercedes-Benz R should accelerate faster than 2005 Lexus IS.
Because 2012 Mercedes-Benz R is all wheel drive (AWD), it will have significant more traction and grip than 2005 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2012 Mercedes-Benz R 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, 2012 Mercedes-Benz R (542 Nm @ 1600 RPM) has 232 more torque (in Nm) than 2005 Lexus IS. (310 Nm @ 3800 RPM). This means 2012 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2005 Lexus IS.
Compare all specifications:
| 2005 Lexus IS | 2012 Mercedes-Benz R | |
| Make | Lexus | Mercedes-Benz |
| Model | IS | R |
| Year Released | 2005 | 2012 |
| Body Type | Station Wagon | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 210 HP |
| Engine RPM | 5600 RPM | 3400 RPM |
| Torque | 310 Nm | 542 Nm |
| Torque RPM | 3800 RPM | 1600 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4510 mm | 5156 mm |
| Vehicle Width | 1730 mm | 1958 mm |
| Vehicle Height | 1440 mm | 1661 mm |
| Wheelbase Size | 2680 mm | 3216 mm |
| Fuel Consumption Highway | 10 L/100km | 9.8 L/100km |
| Fuel Consumption City | 13.2 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 66 L | 80 L |
