2005 Audi A2 vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A2. In addition, the cost of maintenance, including insurance, on 2005 Audi A2 would be higher. At 3,556 cc (6 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (254 HP @ 6500 RPM) has 180 more horse power than 2005 Audi A2. (74 HP @ 5000 RPM) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2005 Audi A2. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 887 kg more than 2005 Audi A2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A2. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Cadillac STS (342 Nm @ 3200 RPM) has 216 more torque (in Nm) than 2005 Audi A2. (126 Nm @ 3800 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A2. 2007 Cadillac STS has automatic transmission and 2005 Audi A2 has manual transmission. 2005 Audi A2 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:
| 2005 Audi A2 | 2007 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | A2 | STS |
| Year Released | 2005 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 3556 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 74 HP | 254 HP |
| Engine RPM | 5000 RPM | 6500 RPM |
| Torque | 126 Nm | 342 Nm |
| Torque RPM | 3800 RPM | 3200 RPM |
| Engine Bore Size | 76.5 mm | 94 mm |
| Engine Stroke Size | 75.6 mm | 85.6 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 173 km/hour | 229 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 895 kg | 1782 kg |
| Vehicle Length | 3830 mm | 4990 mm |
| Vehicle Width | 1680 mm | 1850 mm |
| Vehicle Height | 1560 mm | 1470 mm |
| Wheelbase Size | 2410 mm | 2960 mm |
| Fuel Consumption Overall | 6 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 42 L | 66 L |
