2009 Audi A4 vs. 2005 BMW 318
To start off, 2009 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 318. In addition, the cost of maintenance, including insurance, on 2005 BMW 318 would be higher. At 2,697 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (187 HP @ 3500 RPM) has 74 more horse power than 2005 BMW 318. (113 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2005 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 90 kg more than 2005 BMW 318. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 318 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 BMW 318. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Audi A4 (400 Nm @ 1400 RPM) has 120 more torque (in Nm) than 2005 BMW 318. (280 Nm @ 1750 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 318.
Compare all specifications:
| 2009 Audi A4 | 2005 BMW 318 | |
| Make | Audi | BMW |
| Model | A4 | 318 |
| Year Released | 2009 | 2005 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2697 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 187 HP | 113 HP |
| Engine RPM | 3500 RPM | 4000 RPM |
| Torque | 400 Nm | 280 Nm |
| Torque RPM | 1400 RPM | 1750 RPM |
| Engine Bore Size | 82.6 mm | 84.1 mm |
| Engine Stroke Size | 84.1 mm | 90 mm |
| Engine Compression Ratio | 17.5:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 8.3 seconds | 11 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1645 kg | 1555 kg |
| Vehicle Length | 4710 mm | 4480 mm |
| Vehicle Width | 1830 mm | 1750 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2810 mm | 2730 mm |
| Fuel Consumption Overall | 6.5 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 65 L | 63 L |
