2009 Audi A8 vs. 2004 BMW 318
To start off, 2009 Audi A8 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 BMW 318. In addition, the cost of maintenance, including insurance, on 2004 BMW 318 would be higher. At 2,966 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (229 HP @ 4000 RPM) has 116 more horse power than 2004 BMW 318. (113 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2004 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 360 kg more than 2004 BMW 318. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 318. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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, 2009 Audi A8 (450 Nm @ 1400 RPM) has 95 more torque (in Nm) than 2004 BMW 318. (355 Nm @ 1750 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 318. 2009 Audi A8 has automatic transmission and 2004 BMW 318 has manual transmission. 2004 BMW 318 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A8 | 2004 BMW 318 | |
| Make | Audi | BMW |
| Model | A8 | 318 |
| Year Released | 2009 | 2004 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 113 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 450 Nm | 355 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 | 243 km/hour | 202 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 10.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1830 kg | 1470 kg |
| Vehicle Height | 1900 mm | 1410 mm |
| Wheelbase Size | 2950 mm | 2730 mm |
| Fuel Consumption Overall | 8.4 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 90 L | 63 L |
