2009 Audi A5 vs. 2008 Audi A8
To start off, 2009 Audi A5 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A8. In addition, the cost of maintenance, including insurance, on 2008 Audi A8 would be higher. At 4,134 cc (8 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (322 HP @ 3750 RPM) has 154 more horse power than 2009 Audi A5. (168 HP @ 4800 RPM) In normal driving conditions, 2008 Audi A8 should accelerate faster than 2009 Audi A5. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 550 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 2008 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, 2008 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, 2008 Audi A8 (650 Nm @ 1600 RPM) has 400 more torque (in Nm) than 2009 Audi A5. (250 Nm @ 1500 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5. 2008 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. 2008 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Audi A5 | 2008 Audi A8 | |
Make | Audi | Audi |
Model | A5 | A8 |
Year Released | 2009 | 2008 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 1798 cc | 4134 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 168 HP | 322 HP |
Engine RPM | 4800 RPM | 3750 RPM |
Torque | 250 Nm | 650 Nm |
Torque RPM | 1500 RPM | 1600 RPM |
Engine Compression Ratio | 9.6:1 | 16.5:1 |
Fuel Type | Gasoline - Premium | Diesel |
Acceleration 0-100mph | 8.4 seconds | 5.9 seconds |
Drive Type | Front | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1395 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 | 7.1 L/100km | 9.4 L/100km |
Fuel Tank Capacity | 65 L | 90 L |