2008 Audi S6 vs. 2007 Cadillac STS
To start off, 2008 Audi S6 is newer by 1 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 4,172 cc (8 cylinders), 2008 Audi S6 is equipped with a bigger engine. In terms of performance, 2008 Audi S6 (335 HP @ 7000 RPM) has 80 more horse power than 2007 Cadillac STS. (255 HP @ 6500 RPM). In normal driving conditions, 2008 Audi S6 should accelerate faster than 2007 Cadillac STS.
Because 2008 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2008 Audi S6 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, 2008 Audi S6 (420 Nm @ 3400 RPM) has 78 more torque (in Nm) than 2007 Cadillac STS. (342 Nm @ 3200 RPM). This means 2008 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS.
Compare all specifications:
| 2008 Audi S6 | 2007 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | S6 | STS |
| Year Released | 2008 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 3556 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 255 HP |
| Engine RPM | 7000 RPM | 6500 RPM |
| Torque | 420 Nm | 342 Nm |
| Torque RPM | 3400 RPM | 3200 RPM |
| Engine Bore Size | 84.5 mm | 94 mm |
| Engine Stroke Size | 93 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4840 mm | 4990 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2960 mm |
| Fuel Consumption Overall | 14.5 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 82 L | 64 L |
