2008 BMW 318 vs. 2006 Audi A4
To start off, 2008 BMW 318 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 2,967 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (222 HP @ 4000 RPM) has 74 more horse power than 2008 BMW 318. (148 HP @ 6200 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 2008 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 35 kg more than 2008 BMW 318. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 318. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Audi A4 (450 Nm @ 1400 RPM) has 249 more torque (in Nm) than 2008 BMW 318. (201 Nm @ 3600 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 318.
Compare all specifications:
| 2008 BMW 318 | 2006 Audi A4 | |
| Make | BMW | Audi |
| Model | 318 | A4 |
| Year Released | 2008 | 2006 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2967 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 222 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 201 Nm | 450 Nm |
| Torque RPM | 3600 RPM | 1400 RPM |
| Engine Bore Size | 84 mm | 83.1 mm |
| Engine Stroke Size | 90 mm | 91.4 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 9.2 seconds | 7.4 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1430 kg |
| Vehicle Length | 4490 mm | 4550 mm |
| Vehicle Width | 1760 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2660 mm |
| Fuel Consumption Overall | 7.4 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
