2003 GMC Sierra vs. 2013 Cadillac ATS
To start off, 2013 Cadillac ATS is newer by 10 year(s). Which means there will be less support and parts availability for 2003 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2003 GMC Sierra would be higher. At 5,967 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 GMC Sierra (321 HP @ 5000 RPM) has 4 more horse power than 2013 Cadillac ATS. (317 HP @ 6800 RPM). In normal driving conditions, 2003 GMC Sierra should accelerate faster than 2013 Cadillac ATS. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 700 kg more than 2013 Cadillac ATS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 Cadillac ATS (373 Nm @ 4800 RPM) has 3 more torque (in Nm) than 2003 GMC Sierra. (370 Nm @ 4000 RPM). This means 2013 Cadillac ATS will have an easier job in driving up hills or pulling heavy equipment than 2003 GMC Sierra.
Compare all specifications:
| 2003 GMC Sierra | 2013 Cadillac ATS | |
| Make | GMC | Cadillac |
| Model | Sierra | ATS |
| Year Released | 2003 | 2013 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5967 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 321 HP | 317 HP |
| Engine RPM | 5000 RPM | 6800 RPM |
| Torque | 370 Nm | 373 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2270 kg | 1570 kg |
| Vehicle Length | 5790 mm | 4643 mm |
| Vehicle Width | 2000 mm | 1806 mm |
| Vehicle Height | 1850 mm | 1417 mm |
| Wheelbase Size | 3650 mm | 2776 mm |
| Fuel Tank Capacity | 117 L | 61 L |
