2004 Audi A6 vs. 2004 BMW Z4
To start off, both 2004 Audi A6 and 2004 BMW Z4 were released in the same year (2004). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,189 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (247 HP @ 6500 RPM) has 62 more horse power than 2004 BMW Z4. (185 HP @ 6000 RPM). In normal driving conditions, 2004 Audi A6 should accelerate faster than 2004 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 384 kg more than 2004 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2004 Audi A6 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 (320 Nm @ 3250 RPM) has 75 more torque (in Nm) than 2004 BMW Z4. (245 Nm @ 3500 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW Z4.
Compare all specifications:
| 2004 Audi A6 | 2004 BMW Z4 | |
| Make | Audi | BMW |
| Model | A6 | Z4 |
| Year Released | 2004 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 185 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 320 Nm | 245 Nm |
| Torque RPM | 3250 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 75 mm |
| Engine Compression Ratio | 12.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 235 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1680 kg | 1296 kg |
| Vehicle Length | 4920 mm | 4100 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2500 mm |
| Fuel Consumption | 7.9 L/100km | 8.4 L/100km |
| Fuel Consumption City | 16.7 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 11.1 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 80 L | 55 L |
