2007 Audi A4 vs. 2002 Audi A8
To start off, 2007 Audi A4 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Audi A8. In addition, the cost of maintenance, including insurance, on 2002 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2002 Audi A8 is equipped with a bigger engine. In terms of performance, 2002 Audi A8 (271 HP @ 3750 RPM) has 49 more horse power than 2007 Audi A4. (222 HP @ 4000 RPM) In normal driving conditions, 2002 Audi A8 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A8 weights approximately 665 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.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 A4 (450 Nm @ 1400 RPM) has 225 more torque (in Nm) than 2002 Audi A8. (225 Nm @ 1800 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A8. 2002 Audi A8 has automatic transmission and 2007 Audi A4 has manual transmission. 2007 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2002 Audi A8 | |
| Make | Audi | Audi |
| Model | A4 | A8 |
| Year Released | 2007 | 2002 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3936 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 222 HP | 271 HP |
| Engine RPM | 4000 RPM | 3750 RPM |
| Torque | 450 Nm | 225 Nm |
| Torque RPM | 1400 RPM | 1800 RPM |
| Engine Bore Size | 83 mm | 81 mm |
| Engine Stroke Size | 91.4 mm | 95.5 mm |
| Engine Compression Ratio | 17.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 235 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 7 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1940 kg |
| Vehicle Length | 4590 mm | 5060 mm |
| Vehicle Width | 1780 mm | 1900 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2950 mm |
| Fuel Consumption Overall | 7.6 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
