2008 GMC Acadia vs. 2005 Mercedes-Benz S
To start off, 2008 GMC Acadia is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz S would be higher. At 3,997 cc (8 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2008 GMC Acadia (275 HP @ 6600 RPM) has 27 more horse power than 2005 Mercedes-Benz S. (248 HP @ 4000 RPM). In normal driving conditions, 2008 GMC Acadia should accelerate faster than 2005 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Acadia weights approximately 573 kg more than 2005 Mercedes-Benz S. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Acadia is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2008 GMC Acadia 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, 2005 Mercedes-Benz S (560 Nm @ 1700 RPM) has 220 more torque (in Nm) than 2008 GMC Acadia. (340 Nm @ 3200 RPM). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Acadia.
Compare all specifications:
| 2008 GMC Acadia | 2005 Mercedes-Benz S | |
| Make | GMC | Mercedes-Benz |
| Model | Acadia | S |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 3997 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 275 HP | 248 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 340 Nm | 560 Nm |
| Torque RPM | 3200 RPM | 1700 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2613 kg | 2040 kg |
| Vehicle Length | 5100 mm | 5160 mm |
| Vehicle Width | 1990 mm | 1860 mm |
| Vehicle Height | 1780 mm | 1450 mm |
| Wheelbase Size | 3030 mm | 2970 mm |
| Fuel Consumption Overall | 13.1 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 83 L | 88 L |
