2009 Audi A8 vs. 2009 Audi A4
To start off, both 2009 Audi A8 and 2009 Audi A4 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,163 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (350 HP @ 6800 RPM) has 192 more horse power than 2009 Audi A4. (158 HP @ 4500 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 246 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 A4. 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 (441 Nm @ 3500 RPM) has 190 more torque (in Nm) than 2009 Audi A4. (251 Nm @ 1500 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2009 Audi A8 has automatic transmission and 2009 Audi A4 has manual transmission. 2009 Audi A4 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 A4 | |
Make | Audi | Audi |
Model | A8 | A4 |
Year Released | 2009 | 2009 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 4163 cc | 1798 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 350 HP | 158 HP |
Engine RPM | 6800 RPM | 4500 RPM |
Torque | 441 Nm | 251 Nm |
Torque RPM | 3500 RPM | 1500 RPM |
Engine Bore Size | 84.5 mm | 82.5 mm |
Engine Stroke Size | 92.8 mm | 84.1 mm |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | 4WD | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1164 kg | 1410 kg |
Vehicle Length | 5200 mm | 4710 mm |
Vehicle Width | 1900 mm | 1830 mm |
Vehicle Height | 1460 mm | 1430 mm |
Wheelbase Size | 3080 mm | 2810 mm |
Fuel Consumption Overall | 13.1 L/100km | 7.1 L/100km |
Fuel Tank Capacity | 90 L | 65 L |