2007 Hyundai Sonata vs. 2009 Mercedes-Benz R
To start off, 2009 Mercedes-Benz R is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Hyundai Sonata. In addition, the cost of maintenance, including insurance, on 2007 Hyundai Sonata would be higher. At 2,985 cc (6 cylinders), 2009 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz R (210 HP @ 3800 RPM) has 35 more horse power than 2007 Hyundai Sonata. (175 HP @ 6000 RPM) In normal driving conditions, 2009 Mercedes-Benz R should accelerate faster than 2007 Hyundai Sonata. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hyundai Sonata weights approximately 445 kg more than 2009 Mercedes-Benz R.
Because 2009 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2007 Hyundai Sonata. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Mercedes-Benz R (540 Nm @ 1600 RPM) has 290 more torque (in Nm) than 2007 Hyundai Sonata. (250 Nm @ 4000 RPM). This means 2009 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2007 Hyundai Sonata.
Compare all specifications:
| 2007 Hyundai Sonata | 2009 Mercedes-Benz R | |
| Make | Hyundai | Mercedes-Benz |
| Model | Sonata | R |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2657 cc | 2985 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 210 HP |
| Engine RPM | 6000 RPM | 3800 RPM |
| Torque | 250 Nm | 540 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Engine Compression Ratio | 10.0:1 | 10.7:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1685 kg | 1240 kg |
| Vehicle Length | 4750 mm | 5160 mm |
| Vehicle Width | 1830 mm | 1960 mm |
| Vehicle Height | 1430 mm | 1670 mm |
| Wheelbase Size | 2710 mm | 3220 mm |
| Fuel Consumption Overall | 6 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 65 L | 80 L |
