2005 Audi A8 vs. 2006 BMW 318
To start off, 2006 BMW 318 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 4,172 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (330 HP @ 6500 RPM) has 217 more horse power than 2006 BMW 318. (113 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2006 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 355 kg more than 2006 BMW 318. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 318. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A8 (430 Nm @ 3500 RPM) has 150 more torque (in Nm) than 2006 BMW 318. (280 Nm @ 1750 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 318. 2005 Audi A8 has automatic transmission and 2006 BMW 318 has manual transmission. 2006 BMW 318 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A8 | 2006 BMW 318 | |
| Make | Audi | BMW |
| Model | A8 | 318 |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 330 HP | 113 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 430 Nm | 280 Nm |
| Torque RPM | 3500 RPM | 1750 RPM |
| Engine Compression Ratio | 11.0:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 6.4 seconds | 11 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1910 kg | 1555 kg |
| Vehicle Length | 5190 mm | 4480 mm |
| Vehicle Width | 1900 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 3080 mm | 2730 mm |
| Fuel Consumption Overall | 11.9 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 90 L | 63 L |
