1999 Audi A6 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Audi A6. In addition, the cost of maintenance, including insurance, on 1999 Audi A6 would be higher. At 2,996 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (268 HP @ 6600 RPM) has 119 more horse power than 1999 Audi A6. (149 HP @ 5700 RPM) In normal driving conditions, 2007 BMW X3 should accelerate faster than 1999 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 435 kg more than 1999 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Audi A6. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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 BMW X3 (315 Nm @ 2750 RPM) has 105 more torque (in Nm) than 1999 Audi A6. (210 Nm @ 1750 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A6. 2007 BMW X3 has automatic transmission and 1999 Audi A6 has manual transmission. 1999 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi A6 | 2007 BMW X3 | |
| Make | Audi | BMW |
| Model | A6 | X3 |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 149 HP | 268 HP |
| Engine RPM | 5700 RPM | 6600 RPM |
| Torque | 210 Nm | 315 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Bore Size | 81 mm | 85 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Engine Compression Ratio | 9.5:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 217 km/hour | 210 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1380 kg | 1815 kg |
| Vehicle Length | 4800 mm | 4570 mm |
| Vehicle Width | 1820 mm | 1680 mm |
| Vehicle Height | 1460 mm | 1860 mm |
| Wheelbase Size | 2850 mm | 2800 mm |
| Fuel Consumption Overall | 13 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
