2005 Audi A4 vs. 2010 BMW M3
To start off, 2010 BMW M3 is newer by 5 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 3,999 cc (8 cylinders), 2010 BMW M3 is equipped with a bigger engine. In terms of performance, 2010 BMW M3 (414 HP @ 8300 RPM) has 197 more horse power than 2005 Audi A4. (217 HP @ 4000 RPM) In normal driving conditions, 2010 BMW M3 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW M3 weights approximately 187 kg more than 2005 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2010 BMW M3 (400 Nm) has 100 more torque (in Nm) than 2005 Audi A4. (300 Nm). This means 2010 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2010 BMW M3 | |
| Make | Audi | BMW |
| Model | A4 | M3 |
| Year Released | 2005 | 2010 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 3999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 414 HP |
| Engine RPM | 4000 RPM | 8300 RPM |
| Torque | 300 Nm | 400 Nm |
| Engine Bore Size | 83 mm | 75.2 mm |
| Engine Stroke Size | 93 mm | 92 mm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1698 kg | 1885 kg |
| Vehicle Length | 4580 mm | 4615 mm |
| Vehicle Width | 1780 mm | 1803 mm |
| Vehicle Height | 1400 mm | 1392 mm |
| Wheelbase Size | 2660 mm | 2761 mm |
| Fuel Consumption | 8.7 L/100km | 12.7 L/100km |
| Fuel Consumption City | 11.8 L/100km | 18 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
