2007 Cadillac STS vs. 2006 Mazda 3
To start off, 2007 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Mazda 3. In addition, the cost of maintenance, including insurance, on 2006 Mazda 3 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 (322 HP @ 6400 RPM) has 214 more horse power than 2006 Mazda 3. (108 HP @ 4000 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2006 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 560 kg more than 2006 Mazda 3. 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 2006 Mazda 3. 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 (427 Nm @ 4400 RPM) has 187 more torque (in Nm) than 2006 Mazda 3. (240 Nm @ 1750 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 Mazda 3. 2007 Cadillac STS has automatic transmission and 2006 Mazda 3 has manual transmission. 2006 Mazda 3 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:
| 2007 Cadillac STS | 2006 Mazda 3 | |
| Make | Cadillac | Mazda |
| Model | STS | 3 |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1558 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 108 HP |
| Engine RPM | 6400 RPM | 4000 RPM |
| Torque | 427 Nm | 240 Nm |
| Torque RPM | 4400 RPM | 1750 RPM |
| Engine Bore Size | 93 mm | 75 mm |
| Engine Stroke Size | 84 mm | 88.3 mm |
| Engine Compression Ratio | 10.5:1 | 18.3:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 185 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 11.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1820 kg | 1260 kg |
| Vehicle Length | 4990 mm | 4430 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2960 mm | 2650 mm |
| Fuel Consumption Overall | 11.8 L/100km | 5 L/100km |
| Fuel Tank Capacity | 66 L | 55 L |
