1999 Audi A4 vs. 2009 Audi Q7
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 3,597 cc (6 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (276 HP @ 6200 RPM) has 28 more horse power than 1999 Audi A4. (248 HP @ 5700 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 940 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.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 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 Q7 (360 Nm @ 2500 RPM) has 40 more torque (in Nm) than 1999 Audi A4. (320 Nm @ 1750 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 1999 Audi A4 | 2009 Audi Q7 | |
| Make | Audi | Audi |
| Model | A4 | Q7 |
| Year Released | 1999 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3597 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 248 HP | 276 HP |
| Engine RPM | 5700 RPM | 6200 RPM |
| Torque | 320 Nm | 360 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Compression Ratio | 9.5:1 | 11.0:1 |
| Top Speed | 214 km/hour | 220 km/hour |
| Acceleration 0-100mph | 9.6 seconds | 8.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1300 kg | 2240 kg |
| Vehicle Length | 4480 mm | 5090 mm |
| Vehicle Width | 1740 mm | 1990 mm |
| Vehicle Height | 1420 mm | 1740 mm |
| Wheelbase Size | 2620 mm | 3010 mm |
| Fuel Tank Capacity | 62 L | 100 L |
