2006 Audi RS4 vs. 2004 Mazda RX-8
To start off, 2006 Audi RS4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Mazda RX-8. In addition, the cost of maintenance, including insurance, on 2004 Mazda RX-8 would be higher. At 4,163 cc (8 cylinders), 2006 Audi RS4 is equipped with a bigger engine. In terms of performance, 2006 Audi RS4 (415 HP @ 7800 RPM) has 226 more horse power than 2004 Mazda RX-8. (189 HP @ 7000 RPM). In normal driving conditions, 2006 Audi RS4 should accelerate faster than 2004 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi RS4 weights approximately 453 kg more than 2004 Mazda RX-8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mazda RX-8. In wet, icy, snow, or gravel driving conditions, 2006 Audi RS4 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, 2006 Audi RS4 (430 Nm @ 5500 RPM) has 210 more torque (in Nm) than 2004 Mazda RX-8. (220 Nm @ 5000 RPM). This means 2006 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda RX-8.
Compare all specifications:
| 2006 Audi RS4 | 2004 Mazda RX-8 | |
| Make | Audi | Mazda |
| Model | RS4 | RX-8 |
| Year Released | 2006 | 2004 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2616 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 415 HP | 189 HP |
| Engine RPM | 7800 RPM | 7000 RPM |
| Torque | 430 Nm | 220 Nm |
| Torque RPM | 5500 RPM | 5000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1845 kg | 1392 kg |
| Vehicle Length | 4560 mm | 4440 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Tank Capacity | 63 L | 61 L |
