2005 Mazda RX-8 vs. 2008 Audi A4
To start off, 2008 Audi A4 is newer by 3 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 2,965 cc (6 cylinders), 2008 Audi A4 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (222 HP @ 4000 RPM) has 25 more horse power than 2005 Mazda RX-8. (197 HP @ 4000 RPM) In normal driving conditions, 2008 Audi A4 should accelerate faster than 2005 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 45 kg more than 2005 Mazda RX-8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mazda RX-8. In wet, icy, snow, or gravel driving conditions, 2008 Audi A4 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 Audi A4 (450 Nm @ 1400 RPM) has 228 more torque (in Nm) than 2005 Mazda RX-8. (222 Nm @ 5500 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mazda RX-8.
Compare all specifications:
| 2005 Mazda RX-8 | 2008 Audi A4 | |
| Make | Mazda | Audi |
| Model | RX-8 | A4 |
| Year Released | 2005 | 2008 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1311 cc | 2965 cc |
| Engine Type | dual-disk rotary | V |
| Horse Power | 197 HP | 222 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 222 Nm | 450 Nm |
| Torque RPM | 5500 RPM | 1400 RPM |
| Engine Compression Ratio | 10.0:1 | 17.0:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1385 kg | 1430 kg |
| Vehicle Length | 4430 mm | 4550 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1430 mm |
| Wheelbase Size | 2680 mm | 2660 mm |
| Fuel Consumption Overall | 11.9 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
