2005 GMC Sierra vs. 2008 Mercedes-Benz R
To start off, 2008 Mercedes-Benz R is newer by 3 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,359 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (295 HP) has 74 more horse power than 2008 Mercedes-Benz R. (221 HP). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2008 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 128 kg more than 2008 Mercedes-Benz R. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2008 Mercedes-Benz R (510 Nm) has 56 more torque (in Nm) than 2005 GMC Sierra. (454 Nm). This means 2008 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2005 GMC Sierra | 2008 Mercedes-Benz R | |
| Make | GMC | Mercedes-Benz |
| Model | Sierra | R |
| Year Released | 2005 | 2008 |
| Body Type | Pickup | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5359 cc | 2987 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 295 HP | 221 HP |
| Torque | 454 Nm | 510 Nm |
| Engine Bore Size | 96 mm | 83 mm |
| Engine Stroke Size | 92 mm | 92 mm |
| Engine Compression Ratio | 9.5:1 | 17.7:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 6 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2423 kg | 2295 kg |
| Vehicle Length | 6330 mm | 5180 mm |
| Vehicle Width | 2000 mm | 1930 mm |
| Vehicle Height | 1880 mm | 1670 mm |
| Wheelbase Size | 4010 mm | 3220 mm |
| Fuel Consumption City | 15.7 L/100km | 11.2 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 129 L | 80 L |
