2009 Audi A8 vs. 2008 BMW 318
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 318. In addition, the cost of maintenance, including insurance, on 2008 BMW 318 would be higher. At 4,163 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (350 HP @ 6800 RPM) has 223 more horse power than 2008 BMW 318. (127 HP @ 5750 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2008 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 318 weights approximately 341 kg more than 2009 Audi A8.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 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 (441 Nm @ 3500 RPM) has 261 more torque (in Nm) than 2008 BMW 318. (180 Nm @ 3250 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 318. 2009 Audi A8 has automatic transmission and 2008 BMW 318 has manual transmission. 2008 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 | 2008 BMW 318 | |
Make | Audi | BMW |
Model | A8 | 318 |
Year Released | 2009 | 2008 |
Body Type | Sedan | Station Wagon |
Engine Position | Front | Front |
Engine Size | 4163 cc | 1993 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 350 HP | 127 HP |
Engine RPM | 6800 RPM | 5750 RPM |
Torque | 441 Nm | 180 Nm |
Torque RPM | 3500 RPM | 3250 RPM |
Engine Bore Size | 84.5 mm | 84 mm |
Engine Stroke Size | 92.8 mm | 90 mm |
Engine Compression Ratio | 12.5:1 | 10.5:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1164 kg | 1505 kg |
Vehicle Length | 5200 mm | 4530 mm |
Vehicle Width | 1900 mm | 1820 mm |
Vehicle Height | 1460 mm | 1420 mm |
Wheelbase Size | 3080 mm | 2770 mm |
Fuel Consumption Overall | 13.1 L/100km | 7.6 L/100km |
Fuel Tank Capacity | 90 L | 63 L |