2009 Audi A8 vs. 2007 Audi A4
To start off, 2009 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 2,975 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (217 HP @ 6300 RPM) has 17 more horse power than 2007 Audi A4. (200 HP @ 5100 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 360 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A8. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 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 (300 Nm @ 8200 RPM) has 19 more torque (in Nm) than 2007 Audi A4. (281 Nm @ 1800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2007 Audi A4 has automatic transmission and 2009 Audi A8 has manual transmission. 2009 Audi A8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Audi A8 | 2007 Audi A4 | |
Make | Audi | Audi |
Model | A8 | A4 |
Year Released | 2009 | 2007 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 2975 cc | 1983 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 5 valves | 4 valves |
Horse Power | 217 HP | 200 HP |
Engine RPM | 6300 RPM | 5100 RPM |
Torque | 300 Nm | 281 Nm |
Torque RPM | 8200 RPM | 1800 RPM |
Engine Bore Size | 82.5 mm | 82.5 mm |
Engine Stroke Size | 92.8 mm | 92.8 mm |
Engine Compression Ratio | 11.0:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Diesel |
Top Speed | 242 km/hour | 208 km/hour |
Acceleration 0-100mph | 8.3 seconds | 10.9 seconds |
Drive Type | Front | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1670 kg | 1310 kg |
Vehicle Length | 5190 mm | 4580 mm |
Vehicle Width | 1900 mm | 1780 mm |
Vehicle Height | 1460 mm | 1400 mm |
Wheelbase Size | 3080 mm | 2660 mm |
Fuel Consumption Overall | 9.6 L/100km | 9.4 L/100km |
Fuel Tank Capacity | 90 L | 63 L |