2006 Audi A4 vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (321 HP) has 124 more horse power than 2006 Audi A4. (197 HP) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 210 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2007 Cadillac STS (427 Nm) has 147 more torque (in Nm) than 2006 Audi A4. (280 Nm). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4. 2007 Cadillac STS has automatic transmission and 2006 Audi A4 has manual transmission. 2006 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A4 | 2007 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | A4 | STS |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1982 cc | 4565 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 197 HP | 321 HP |
| Torque | 280 Nm | 427 Nm |
| Engine Bore Size | 82.5 mm | 93 mm |
| Engine Stroke Size | 92.8 mm | 84 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1425 kg | 1635 kg |
| Vehicle Length | 4590 mm | 4990 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2650 mm | 2960 mm |
| Fuel Consumption Overall | 7.7 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
