2008 Audi Q7 vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi Q7. In addition, the cost of maintenance, including insurance, on 2008 Audi Q7 would be higher. At 4,564 cc (8 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (320 HP @ 6400 RPM) has 44 more horse power than 2008 Audi Q7. (276 HP @ 6200 RPM) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2008 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi Q7 weights approximately 605 kg more than 2009 Cadillac STS.
Because 2008 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2008 Audi Q7 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, 2009 Cadillac STS (427 Nm @ 4400 RPM) has 67 more torque (in Nm) than 2008 Audi Q7. (360 Nm @ 2500 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi Q7.
Compare all specifications:
| 2008 Audi Q7 | 2009 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | Q7 | STS |
| Year Released | 2008 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3595 cc | 4564 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 320 HP |
| Engine RPM | 6200 RPM | 6400 RPM |
| Torque | 360 Nm | 427 Nm |
| Torque RPM | 2500 RPM | 4400 RPM |
| Engine Compression Ratio | 11.0:1 | 3.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2240 kg | 1635 kg |
| Vehicle Length | 5090 mm | 5000 mm |
| Vehicle Width | 1990 mm | 1850 mm |
| Vehicle Height | 1740 mm | 1470 mm |
| Wheelbase Size | 3010 mm | 2960 mm |
| Fuel Consumption City | 16.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 13 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 100 L | 64 L |
