2009 Audi Q7 vs. 1999 Audi A4
To start off, 2009 Audi Q7 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 4,132 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (322 HP @ 3750 RPM) has 60 more horse power than 1999 Audi A4. (262 HP @ 5800 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 1020 kg more than 1999 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, 2009 Audi Q7 (760 Nm @ 1800 RPM) has 360 more torque (in Nm) than 1999 Audi A4. (400 Nm @ 3600 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4. 2009 Audi Q7 has automatic transmission and 1999 Audi A4 has manual transmission. 1999 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi Q7 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi Q7 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | Q7 | A4 |
| Year Released | 2009 | 1999 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4132 cc | 2671 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 322 HP | 262 HP |
| Engine RPM | 3750 RPM | 5800 RPM |
| Torque | 760 Nm | 400 Nm |
| Torque RPM | 1800 RPM | 3600 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2420 kg | 1400 kg |
| Vehicle Length | 5090 mm | 4480 mm |
| Vehicle Width | 1990 mm | 1740 mm |
| Vehicle Height | 1780 mm | 1420 mm |
| Wheelbase Size | 3010 mm | 2620 mm |
| Fuel Tank Capacity | 100 L | 60 L |
