2009 Audi A5 vs. 2009 Audi A8
To start off, both 2009 Audi A5 and 2009 Audi A8 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,134 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (322 HP @ 3750 RPM) has 135 more horse power than 2009 Audi A5. (187 HP @ 3500 RPM) In normal driving conditions, 2009 Audi A8 should accelerate faster than 2009 Audi A5. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 370 kg more than 2009 Audi A5. 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 2009 Audi A5. 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 (650 Nm @ 1600 RPM) has 250 more torque (in Nm) than 2009 Audi A5. (400 Nm @ 1400 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5.
Compare all specifications:
2009 Audi A5 | 2009 Audi A8 | |
Make | Audi | Audi |
Model | A5 | A8 |
Year Released | 2009 | 2009 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 2698 cc | 4134 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 187 HP | 322 HP |
Engine RPM | 3500 RPM | 3750 RPM |
Torque | 400 Nm | 650 Nm |
Torque RPM | 1400 RPM | 1600 RPM |
Engine Bore Size | 83 mm | 83 mm |
Engine Stroke Size | 83.1 mm | 95.5 mm |
Engine Compression Ratio | 16.8:1 | 16.5:1 |
Fuel Type | Diesel | Diesel |
Top Speed | 232 km/hour | 250 km/hour |
Acceleration 0-100mph | 7.9 seconds | 5.9 seconds |
Drive Type | Front | 4WD |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1575 kg | 1945 kg |
Vehicle Length | 4630 mm | 5070 mm |
Vehicle Width | 1860 mm | 1900 mm |
Vehicle Height | 1380 mm | 1450 mm |
Wheelbase Size | 2760 mm | 2950 mm |
Fuel Consumption Overall | 6.7 L/100km | 9.4 L/100km |
Fuel Tank Capacity | 65 L | 90 L |