2009 Cadillac STS-V vs. 2008 Mazda RX-8
To start off, 2009 Cadillac STS-V is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mazda RX-8. In addition, the cost of maintenance, including insurance, on 2008 Mazda RX-8 would be higher. At 4,376 cc (8 cylinders), 2009 Cadillac STS-V is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS-V (469 HP @ 6400 RPM) has 280 more horse power than 2008 Mazda RX-8. (189 HP @ 7000 RPM). In normal driving conditions, 2009 Cadillac STS-V should accelerate faster than 2008 Mazda RX-8.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2009 Cadillac STS-V (595 Nm @ 3900 RPM) has 375 more torque (in Nm) than 2008 Mazda RX-8. (220 Nm @ 5000 RPM). This means 2009 Cadillac STS-V will have an easier job in driving up hills or pulling heavy equipment than 2008 Mazda RX-8. 2009 Cadillac STS-V has automatic transmission and 2008 Mazda RX-8 has manual transmission. 2008 Mazda RX-8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac STS-V will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Cadillac STS-V | 2008 Mazda RX-8 | |
| Make | Cadillac | Mazda |
| Model | STS-V | RX-8 |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4376 cc | 1308 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 469 HP | 189 HP |
| Engine RPM | 6400 RPM | 7000 RPM |
| Torque | 595 Nm | 220 Nm |
| Torque RPM | 3900 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5030 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1480 mm | 1350 mm |
| Wheelbase Size | 2960 mm | 2710 mm |
| Fuel Consumption Overall | 15.7 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 64 L | 61 L |
