2007 Cadillac STS vs. 2011 Audi A6
To start off, 2011 Audi A6 is newer by 4 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 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2011 Audi A6 (350 HP @ 6800 RPM) has 28 more horse power than 2007 Cadillac STS. (322 HP @ 6400 RPM) In normal driving conditions, 2011 Audi A6 should accelerate faster than 2007 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi A6 weights approximately 90 kg more than 2007 Cadillac STS. 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, 2011 Audi A6 (440 Nm @ 3500 RPM) has 13 more torque (in Nm) than 2007 Cadillac STS. (427 Nm @ 4400 RPM). This means 2011 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS.
Compare all specifications:
| 2007 Cadillac STS | 2011 Audi A6 | |
| Make | Cadillac | Audi |
| Model | STS | A6 |
| Year Released | 2007 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 350 HP |
| Engine RPM | 6400 RPM | 6800 RPM |
| Torque | 427 Nm | 440 Nm |
| Torque RPM | 4400 RPM | 3500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1820 kg | 1910 kg |
| Vehicle Length | 4990 mm | 4915 mm |
| Vehicle Width | 1850 mm | 1854 mm |
| Vehicle Height | 1470 mm | 1458 mm |
| Wheelbase Size | 2960 mm | 2842 mm |
| Fuel Consumption | 9.1 L/100km | 9.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 66 L | 80 L |
