2004 Audi A6 vs. 2001 BMW Z18
To start off, 2004 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2001 BMW Z18. In addition, the cost of maintenance, including insurance, on 2001 BMW Z18 would be higher. At 4,400 cc (8 cylinders), 2001 BMW Z18 is equipped with a bigger engine. In terms of performance, 2001 BMW Z18 (323 HP @ 7400 RPM) has 76 more horse power than 2004 Audi A6. (247 HP @ 6300 RPM) In normal driving conditions, 2001 BMW Z18 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 22 kg more than 2001 BMW Z18.
Because 2001 BMW Z18 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Audi A6. In wet, icy, snow, or gravel driving conditions, 2001 BMW Z18 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, 2004 Audi A6 (350 Nm) has 10 more torque (in Nm) than 2001 BMW Z18. (340 Nm). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW Z18.
Compare all specifications:
| 2004 Audi A6 | 2001 BMW Z18 | |
| Make | Audi | BMW |
| Model | A6 | Z18 |
| Year Released | 2004 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 4400 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 247 HP | 323 HP |
| Engine RPM | 6300 RPM | 7400 RPM |
| Torque | 350 Nm | 340 Nm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1722 kg | 1700 kg |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Tank Capacity | 70 L | 63 L |
