2008 Cadillac STS vs. 2007 Mazda MazdaSpeed6
To start off, 2008 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Mazda MazdaSpeed6. In addition, the cost of maintenance, including insurance, on 2007 Mazda MazdaSpeed6 would be higher. At 4,565 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (321 HP @ 6400 RPM) has 51 more horse power than 2007 Mazda MazdaSpeed6. (270 HP @ 5500 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2007 Mazda MazdaSpeed6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 632 kg more than 2007 Mazda MazdaSpeed6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mazda MazdaSpeed6 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2007 Mazda MazdaSpeed6 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 (427 Nm @ 4400 RPM) has 47 more torque (in Nm) than 2007 Mazda MazdaSpeed6. (380 Nm @ 3000 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda MazdaSpeed6. 2008 Cadillac STS has automatic transmission and 2007 Mazda MazdaSpeed6 has manual transmission. 2007 Mazda MazdaSpeed6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Cadillac STS | 2007 Mazda MazdaSpeed6 | |
| Make | Cadillac | Mazda |
| Model | STS | MazdaSpeed6 |
| Year Released | 2008 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 2260 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 270 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 427 Nm | 380 Nm |
| Torque RPM | 4400 RPM | 3000 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1812 kg | 1180 kg |
| Vehicle Length | 4990 mm | 4750 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2960 mm | 2680 mm |
| Fuel Consumption | 9.1 L/100km | 9.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 14.5 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 66 L | 60 L |
