2009 Audi A8 vs. 2008 Cadillac STS
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2008 Cadillac STS would be higher. At 5,998 cc, 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 6200 RPM) has 142 more horse power than 2008 Cadillac STS. (302 HP @ 6300 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2008 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 435 kg more than 2008 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Audi A8 (580 Nm @ 4000 RPM) has 211 more torque (in Nm) than 2008 Cadillac STS. (369 Nm @ 5200 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac STS.
Compare all specifications:
2009 Audi A8 | 2008 Cadillac STS | |
Make | Audi | Cadillac |
Model | A8 | STS |
Year Released | 2009 | 2008 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 5998 cc | 3564 cc |
Engine Type | W | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 444 HP | 302 HP |
Engine RPM | 6200 RPM | 6300 RPM |
Torque | 580 Nm | 369 Nm |
Torque RPM | 4000 RPM | 5200 RPM |
Engine Bore Size | 84 mm | 94.1 mm |
Engine Stroke Size | 90.2 mm | 85.6 mm |
Engine Compression Ratio | 11.0:1 | 11.3:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Acceleration 0-100mph | 5.2 seconds | 7.4 seconds |
Drive Type | 4WD | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1995 kg | 1560 kg |
Vehicle Length | 5190 mm | 4990 mm |
Vehicle Width | 1900 mm | 1850 mm |
Vehicle Height | 1460 mm | 1470 mm |
Wheelbase Size | 3080 mm | 2960 mm |
Fuel Consumption Overall | 13.8 L/100km | 12.5 L/100km |
Fuel Tank Capacity | 90 L | 64 L |