2009 Audi A5 vs. 2011 Audi A8
To start off, 2011 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi A5. In addition, the cost of maintenance, including insurance, on 2009 Audi A5 would be higher. At 4,134 cc (8 cylinders), 2011 Audi A8 is equipped with a bigger engine. In terms of performance, 2011 Audi A8 (345 HP @ 4000 RPM) has 108 more horse power than 2009 Audi A5. (237 HP @ 4000 RPM) In normal driving conditions, 2011 Audi A8 should accelerate faster than 2009 Audi A5.
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, 2011 Audi A8 (800 Nm @ 1750 RPM) has 300 more torque (in Nm) than 2009 Audi A5. (500 Nm @ 1500 RPM). This means 2011 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5. 2011 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. 2011 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Audi A5 | 2011 Audi A8 | |
Make | Audi | Audi |
Model | A5 | A8 |
Year Released | 2009 | 2011 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 2965 cc | 4134 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 237 HP | 345 HP |
Engine RPM | 4000 RPM | 4000 RPM |
Torque | 500 Nm | 800 Nm |
Torque RPM | 1500 RPM | 1750 RPM |
Fuel Type | Diesel | Diesel |
Top Speed | 250 km/hour | 250 km/hour |
Acceleration 0-100mph | 5.9 seconds | 5.5 seconds |
Drive Type | 4WD | AWD |
Transmission Type | Manual | 8-speed shiftable automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Length | 4630 mm | 5136 mm |
Vehicle Width | 1860 mm | 1948 mm |
Vehicle Height | 1380 mm | 1461 mm |
Wheelbase Size | 2760 mm | 2992 mm |
Fuel Tank Capacity | 64 L | 90 L |