2007 Cadillac STS vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS would be higher. At 4,800 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (322 HP @ 6400 RPM) has 24 more horse power than 2013 GMC Sierra. (298 HP @ 5600 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2013 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 490 kg more than 2007 Cadillac STS.
Because 2007 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2013 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2007 Cadillac STS 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 13 more torque (in Nm) than 2013 GMC Sierra. (414 Nm @ 4600 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2013 GMC Sierra.
Compare all specifications:
| 2007 Cadillac STS | 2013 GMC Sierra | |
| Make | Cadillac | GMC |
| Model | STS | Sierra |
| Year Released | 2007 | 2013 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4800 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 322 HP | 298 HP |
| Engine RPM | 6400 RPM | 5600 RPM |
| Torque | 427 Nm | 414 Nm |
| Torque RPM | 4400 RPM | 4600 RPM |
| Engine Bore Size | 93 mm | 96 mm |
| Engine Stroke Size | 84 mm | 83 mm |
| Fuel Type | Gasoline - Premium | Flex Fuel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 4-speed automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1820 kg | 2310 kg |
| Vehicle Length | 4990 mm | 5847 mm |
| Vehicle Width | 1850 mm | 2031 mm |
| Vehicle Height | 1470 mm | 1877 mm |
| Wheelbase Size | 2960 mm | 3645 mm |
| Fuel Consumption | 9.1 L/100km | 10.5 L/100km |
| Fuel Consumption City | 13.8 L/100km | 15.2 L/100km |
| Fuel Tank Capacity | 66 L | 98 L |
