2009 Audi A8 vs. 2009 Audi A5
To start off, both 2009 Audi A8 and 2009 Audi A5 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,123 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (256 HP) has 87 more horse power than 2009 Audi A5. (169 HP). 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 A5 weights approximately 310 kg more than 2009 Audi A8.
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 A5 (350 Nm @ 1750 RPM) has 20 more torque (in Nm) than 2009 Audi A8. (330 Nm @ 3250 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8. 2009 Audi A8 has automatic transmission and 2009 Audi A5 has manual transmission. 2009 Audi A5 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 | 2009 Audi A5 | |
| Make | Audi | Audi |
| Model | A8 | A5 |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 1968 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 256 HP | 169 HP |
| Torque | 330 Nm | 350 Nm |
| Torque RPM | 3250 RPM | 1750 RPM |
| Engine Compression Ratio | 13.0:1 | 16.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 245 km/hour | 230 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 8.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1160 kg | 1470 kg |
| Vehicle Length | 5060 mm | 4630 mm |
| Vehicle Width | 1900 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2950 mm | 2760 mm |
| Fuel Consumption Overall | 11 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 90 L | 65 L |
