2005 Cadillac STS vs. 2008 GMC Acadia
To start off, 2008 GMC Acadia is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 3,600 cc (6 cylinders), 2008 GMC Acadia is equipped with a bigger engine. In terms of performance, 2008 GMC Acadia (275 HP @ 6600 RPM) has 23 more horse power than 2005 Cadillac STS. (252 HP @ 6500 RPM) In normal driving conditions, 2008 GMC Acadia should accelerate faster than 2005 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Acadia weights approximately 352 kg more than 2005 Cadillac STS. 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 Cadillac STS. 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 Cadillac STS (342 Nm @ 3200 RPM) has 2 more torque (in Nm) than 2008 GMC Acadia. (340 Nm @ 3200 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Acadia.
Compare all specifications:
| 2005 Cadillac STS | 2008 GMC Acadia | |
| Make | Cadillac | GMC |
| Model | STS | Acadia |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3562 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 275 HP |
| Engine RPM | 6500 RPM | 6600 RPM |
| Torque | 342 Nm | 340 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Engine Compression Ratio | 10.2:1 | 10.2:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1790 kg | 2142 kg |
| Vehicle Length | 4990 mm | 5100 mm |
| Vehicle Width | 1850 mm | 1990 mm |
| Vehicle Height | 1470 mm | 1780 mm |
| Wheelbase Size | 2690 mm | 3030 mm |
| Fuel Consumption | 9.8 L/100km | 10.7 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 95 L | 83 L |
