2007 Audi A6 vs. 2003 BMW 318
To start off, 2007 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW 318. In addition, the cost of maintenance, including insurance, on 2003 BMW 318 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (255 HP @ 6500 RPM) has 114 more horse power than 2003 BMW 318. (141 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 2003 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 620 kg more than 2003 BMW 318. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 318. In wet, icy, snow, or gravel driving conditions, 2007 Audi A6 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, 2007 Audi A6 (330 Nm @ 3250 RPM) has 59 more torque (in Nm) than 2003 BMW 318. (271 Nm @ 3750 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 318.
Compare all specifications:
| 2007 Audi A6 | 2003 BMW 318 | |
| Make | Audi | BMW |
| Model | A6 | 318 |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 141 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 330 Nm | 271 Nm |
| Torque RPM | 3250 RPM | 3750 RPM |
| Engine Compression Ratio | 11.3:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1260 kg |
| Vehicle Length | 4920 mm | 4270 mm |
| Vehicle Width | 2020 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1410 mm |
| Wheelbase Size | 2850 mm | 2730 mm |
| Fuel Consumption Highway | 8.7 L/100km | 5.2 L/100km |
| Fuel Consumption City | 12.4 L/100km | 9.3 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 80 L | 63 L |
