2008 Cadillac STS vs. 2009 Audi A4
To start off, 2009 Audi A4 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 3,600 cc (6 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (302 HP @ 6300 RPM) has 84 more horse power than 2009 Audi A4. (218 HP @ 5900 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 35 kg more than 2008 Cadillac STS.
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, 2008 Cadillac STS (369 Nm @ 5200 RPM) has 69 more torque (in Nm) than 2009 Audi A4. (300 Nm @ 2200 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2008 Cadillac STS | 2009 Audi A4 | |
| Make | Cadillac | Audi |
| Model | STS | A4 |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 1984 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 218 HP |
| Engine RPM | 6300 RPM | 5900 RPM |
| Torque | 369 Nm | 300 Nm |
| Torque RPM | 5200 RPM | 2200 RPM |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1595 kg |
| Vehicle Length | 5000 mm | 4610 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2960 mm | 2660 mm |
| Fuel Consumption Overall | 11.8 L/100km | 9 L/100km |
| Fuel Tank Capacity | 64 L | 63 L |
