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 3,197 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (265 HP @ 6500 RPM) has 36 more horse power than 2009 Audi A8. (229 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A5 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 935 kg more than 2009 Audi A5.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 120 more torque (in Nm) than 2009 Audi A5. (330 Nm @ 3250 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 | 3197 cc | 2966 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 265 HP | 229 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 330 Nm | 450 Nm |
| Torque RPM | 3250 RPM | 1400 RPM |
| Engine Compression Ratio | 10.5:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 895 kg | 1830 kg |
| Vehicle Height | 1380 mm | 1900 mm |
| Wheelbase Size | 2760 mm | 2950 mm |
| Fuel Consumption Overall | 11.8 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 64 L | 90 L |
