2005 Audi A4 vs. 2007 Mazda RX-8
To start off, 2007 Mazda RX-8 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,983 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Mazda RX-8 (228 HP @ 8200 RPM) has 5 more horse power than 2005 Audi A4. (223 HP @ 6500 RPM) In normal driving conditions, 2007 Mazda RX-8 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 270 kg more than 2007 Mazda RX-8.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mazda RX-8. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A4 (300 Nm) has 89 more torque (in Nm) than 2007 Mazda RX-8. (211 Nm). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda RX-8.
Compare all specifications:
| 2005 Audi A4 | 2007 Mazda RX-8 | |
| Make | Audi | Mazda |
| Model | A4 | RX-8 |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 1307 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 223 HP | 228 HP |
| Engine RPM | 6500 RPM | 8200 RPM |
| Torque | 300 Nm | 211 Nm |
| Engine Bore Size | 83.1 mm | 78 mm |
| Engine Stroke Size | 93 mm | 83.6 mm |
| Engine Compression Ratio | 10.1:1 | 10.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1695 kg | 1425 kg |
| Vehicle Length | 4550 mm | 4440 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2580 mm | 2710 mm |
| Fuel Consumption Overall | 11.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 66 L | 61 L |
