2008 Audi A4 vs. 2007 BMW 318
To start off, 2008 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW 318. In addition, the cost of maintenance, including insurance, on 2007 BMW 318 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 102 more horse power than 2007 BMW 318. (120 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A4 should accelerate faster than 2007 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 318 weights approximately 75 kg more than 2008 Audi A4.
Because 2008 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 318. 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 170 more torque (in Nm) than 2007 BMW 318. (280 Nm @ 1750 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 318.
Compare all specifications:
| 2008 Audi A4 | 2007 BMW 318 | |
| Make | Audi | BMW |
| Model | A4 | 318 |
| Year Released | 2008 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 222 HP | 120 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 450 Nm | 280 Nm |
| Torque RPM | 1400 RPM | 1750 RPM |
| Engine Bore Size | 83 mm | 84 mm |
| Engine Stroke Size | 91.4 mm | 90 mm |
| Engine Compression Ratio | 17.0:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 231 km/hour | 206 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 10.6 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1505 kg |
| Vehicle Length | 4550 mm | 4230 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2770 mm |
| Fuel Consumption Overall | 7.5 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
