2006 Cadillac STS vs. 2007 Mazda 6
To start off, 2007 Mazda 6 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS 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 203 more horse power than 2007 Mazda 6. (118 HP @ 5500 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2007 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 473 kg more than 2007 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Mazda 6, 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 262 more torque (in Nm) than 2007 Mazda 6. (165 Nm @ 4500 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda 6. 2006 Cadillac STS has automatic transmission and 2007 Mazda 6 has manual transmission. 2007 Mazda 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Cadillac STS | 2007 Mazda 6 | |
| Make | Cadillac | Mazda |
| Model | STS | 6 |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1798 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 118 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 427 Nm | 165 Nm |
| Torque RPM | 4400 RPM | 4500 RPM |
| Engine Compression Ratio | 10.5:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 192 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 10.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1818 kg | 1345 kg |
| Vehicle Length | 4990 mm | 4690 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2960 mm | 2680 mm |
| Fuel Consumption Overall | 14.5 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 66 L | 64 L |
