2007 Cadillac STS vs. 2013 Mazda 6
To start off, 2013 Mazda 6 is newer by 6 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS 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 54 more horse power than 2013 Mazda 6. (268 HP @ 6250 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2013 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 321 kg more than 2013 Mazda 6. 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 2013 Mazda 6. 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 201 more torque (in Nm) than 2013 Mazda 6. (226 Nm @ 4250 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2013 Mazda 6.
Compare all specifications:
| 2007 Cadillac STS | 2013 Mazda 6 | |
| Make | Cadillac | Mazda |
| Model | STS | 6 |
| Year Released | 2007 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3726 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 268 HP |
| Engine RPM | 6400 RPM | 6250 RPM |
| Torque | 427 Nm | 226 Nm |
| Torque RPM | 4400 RPM | 4250 RPM |
| Engine Bore Size | 93 mm | 89 mm |
| Engine Stroke Size | 84 mm | 100 mm |
| Engine Compression Ratio | 10.5:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1820 kg | 1499 kg |
| Vehicle Length | 4990 mm | 4940 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2960 mm | 2790 mm |
| Fuel Consumption Highway | 9.1 L/100km | 6.6 L/100km |
| Fuel Consumption City | 13.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
