2009 Audi A4 vs. 2005 Mazda RX-8
To start off, 2009 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Mazda RX-8. In addition, the cost of maintenance, including insurance, on 2005 Mazda RX-8 would be higher. At 2,614 cc, 2005 Mazda RX-8 is equipped with a bigger engine. In terms of performance, 2005 Mazda RX-8 (189 HP @ 7000 RPM) has 28 more horse power than 2009 Audi A4. (161 HP @ 4000 RPM) In normal driving conditions, 2005 Mazda RX-8 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 330 kg more than 2005 Mazda RX-8.
Because 2005 Mazda RX-8 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Mazda RX-8. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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 Audi A4 (350 Nm @ 1500 RPM) has 130 more torque (in Nm) than 2005 Mazda RX-8. (220 Nm @ 5000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mazda RX-8.
Compare all specifications:
| 2009 Audi A4 | 2005 Mazda RX-8 | |
| Make | Audi | Mazda |
| Model | A4 | RX-8 |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 2614 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 161 HP | 189 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 350 Nm | 220 Nm |
| Torque RPM | 1500 RPM | 5000 RPM |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1720 kg | 1390 kg |
| Vehicle Length | 4580 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Consumption Overall | 7.3 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
