2004 Audi A4 vs. 2007 BMW M
To start off, 2007 BMW M is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 3,246 cc (6 cylinders), 2007 BMW M is equipped with a bigger engine. In terms of performance, 2007 BMW M (330 HP @ 7900 RPM) has 129 more horse power than 2004 Audi A4. (201 HP @ 3500 RPM) In normal driving conditions, 2007 BMW M should accelerate faster than 2004 Audi A4.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A4 (451 Nm @ 1400 RPM) has 96 more torque (in Nm) than 2007 BMW M. (355 Nm @ 4900 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW M. 2004 Audi A4 has automatic transmission and 2007 BMW M has manual transmission. 2007 BMW M will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Audi A4 | 2007 BMW M | |
| Make | Audi | BMW |
| Model | A4 | M |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3246 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 330 HP |
| Engine RPM | 3500 RPM | 7900 RPM |
| Torque | 451 Nm | 355 Nm |
| Torque RPM | 1400 RPM | 4900 RPM |
| Engine Bore Size | 83 mm | 87 mm |
| Engine Stroke Size | 91.4 mm | 91 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4590 mm | 4120 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1290 mm |
| Wheelbase Size | 2470 mm | 2500 mm |
| Fuel Consumption | 6.2 L/100km | 9.8 L/100km |
| Fuel Consumption City | 11.6 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 8.2 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
