2009 GMC Sierra vs. 2007 Mercedes-Benz R
To start off, 2009 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz R. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz R would be higher. At 5,967 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (327 HP @ 5100 RPM) has 58 more horse power than 2007 Mercedes-Benz R. (269 HP @ 6000 RPM). In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2007 Mercedes-Benz R.
Because 2007 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2009 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2007 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 GMC Sierra (367 Nm @ 4100 RPM) has 17 more torque (in Nm) than 2007 Mercedes-Benz R. (350 Nm @ 2400 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz R.
Compare all specifications:
| 2009 GMC Sierra | 2007 Mercedes-Benz R | |
| Make | GMC | Mercedes-Benz |
| Model | Sierra | R |
| Year Released | 2009 | 2007 |
| Body Type | Pickup | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5967 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 327 HP | 269 HP |
| Engine RPM | 5100 RPM | 6000 RPM |
| Torque | 367 Nm | 350 Nm |
| Torque RPM | 4100 RPM | 2400 RPM |
| Engine Compression Ratio | 10.8:1 | 10.7:1 |
| Fuel Type | Gasoline / Electric Hybrid | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5850 mm | 5160 mm |
| Vehicle Height | 1910 mm | 1660 mm |
| Wheelbase Size | 2950 mm | 3220 mm |
| Fuel Tank Capacity | 98 L | 80 L |
