2005 Infiniti M vs. 2011 Mazda RX-8
To start off, 2011 Mazda RX-8 is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Infiniti M. In addition, the cost of maintenance, including insurance, on 2005 Infiniti M would be higher. At 4,494 cc (8 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2005 Infiniti M (335 HP @ 6400 RPM) has 123 more horse power than 2011 Mazda RX-8. (212 HP @ 7500 RPM). In normal driving conditions, 2005 Infiniti M should accelerate faster than 2011 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 329 kg more than 2011 Mazda RX-8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Infiniti M (453 Nm @ 4000 RPM) has 238 more torque (in Nm) than 2011 Mazda RX-8. (215 Nm @ 5500 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2011 Mazda RX-8.
Compare all specifications:
| 2005 Infiniti M | 2011 Mazda RX-8 | |
| Make | Infiniti | Mazda |
| Model | M | RX-8 |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 1300 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 335 HP | 212 HP |
| Engine RPM | 6400 RPM | 7500 RPM |
| Torque | 453 Nm | 215 Nm |
| Torque RPM | 4000 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1740 kg | 1411 kg |
| Vehicle Length | 5020 mm | 4460 mm |
| Vehicle Width | 1780 mm | 1770 mm |
| Vehicle Height | 1470 mm | 1341 mm |
| Wheelbase Size | 2810 mm | 2703 mm |
| Fuel Tank Capacity | 79 L | 64 L |
