2007 Audi A8 vs. 2009 BMW 318
To start off, 2009 BMW 318 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A8. In addition, the cost of maintenance, including insurance, on 2007 Audi A8 would be higher. At 5,202 cc (10 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (444 HP @ 7000 RPM) has 303 more horse power than 2009 BMW 318. (141 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2009 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 565 kg more than 2009 BMW 318. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 318. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A8 (540 Nm @ 3500 RPM) has 339 more torque (in Nm) than 2009 BMW 318. (201 Nm @ 3750 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 318. 2007 Audi A8 has automatic transmission and 2009 BMW 318 has manual transmission. 2009 BMW 318 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A8 | 2009 BMW 318 | |
| Make | Audi | BMW |
| Model | A8 | 318 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5202 cc | 1995 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 141 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 540 Nm | 201 Nm |
| Torque RPM | 3500 RPM | 3750 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 90 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 214 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 9.3 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 | 1940 kg | 1375 kg |
| Vehicle Length | 5070 mm | 4270 mm |
| Vehicle Width | 1900 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2950 mm | 2730 mm |
| Fuel Consumption Overall | 13.4 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 90 L | 63 L |
