2007 Audi A3 vs. 2008 Cadillac STS
To start off, 2008 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A3. In addition, the cost of maintenance, including insurance, on 2007 Audi A3 would be higher. At 3,564 cc (6 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (302 HP @ 6300 RPM) has 154 more horse power than 2007 Audi A3. (148 HP @ 6000 RPM) In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 215 kg more than 2007 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A3. In wet, icy, snow, or gravel driving conditions, 2008 Cadillac STS 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 Cadillac STS (369 Nm @ 5200 RPM) has 169 more torque (in Nm) than 2007 Audi A3. (200 Nm @ 3500 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2007 Audi A3 | 2008 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | A3 | STS |
| Year Released | 2007 | 2008 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 3564 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 302 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 200 Nm | 369 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Engine Bore Size | 82.5 mm | 94.1 mm |
| Engine Stroke Size | 92.8 mm | 85.6 mm |
| Engine Compression Ratio | 11.5:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 9.7 seconds | 7.4 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1345 kg | 1560 kg |
| Vehicle Length | 4290 mm | 4990 mm |
| Vehicle Width | 1770 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2960 mm |
| Fuel Consumption Overall | 7.8 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
