2005 Audi A4 vs. 2006 Cadillac STS
To start off, 2006 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (321 HP @ 6400 RPM) has 104 more horse power than 2005 Audi A4. (217 HP @ 6300 RPM) In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 62 kg more than 2006 Cadillac STS.
Because 2006 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2005 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Cadillac STS (427 Nm @ 4400 RPM) has 127 more torque (in Nm) than 2005 Audi A4. (300 Nm @ 3200 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2006 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | A4 | STS |
| Year Released | 2005 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 4565 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 321 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 300 Nm | 427 Nm |
| Torque RPM | 3200 RPM | 4400 RPM |
| Top Speed | 229 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 6.2 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1818 kg |
| Wheelbase Size | 2850 mm | 2960 mm |
| Fuel Consumption Overall | 9.7 L/100km | 14.5 L/100km |
| Fuel Tank Capacity | 70 L | 66 L |
