2007 Audi A8 vs. 2007 Audi A3
To start off, both 2007 Audi A8 and 2007 Audi A3 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,134 cc (8 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (322 HP @ 3750 RPM) has 221 more horse power than 2007 Audi A3. (101 HP @ 5600 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 665 kg more than 2007 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A3. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A8 (650 Nm @ 1600 RPM) has 501 more torque (in Nm) than 2007 Audi A3. (149 Nm @ 3800 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2007 Audi A8 | 2007 Audi A3 | |
| Make | Audi | Audi |
| Model | A8 | A3 |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4134 cc | 1595 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 322 HP | 101 HP |
| Engine RPM | 3750 RPM | 5600 RPM |
| Torque | 650 Nm | 149 Nm |
| Torque RPM | 1600 RPM | 3800 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 245 km/hour | 185 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 11.9 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1945 kg | 1280 kg |
| Vehicle Length | 5070 mm | 4210 mm |
| Vehicle Width | 1900 mm | 1770 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2950 mm | 2580 mm |
| Fuel Consumption Overall | 9.4 L/100km | 7 L/100km |
| Fuel Tank Capacity | 90 L | 55 L |
