2004 Audi A6 vs. 2010 BMW Z4
To start off, 2010 BMW Z4 is newer by 6 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 2,496 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2010 BMW Z4 (182 HP @ 5000 RPM) has 2 more horse power than 2004 Audi A6. (180 HP @ 6000 RPM) In normal driving conditions, 2010 BMW Z4 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 182 kg more than 2010 BMW Z4.
Because 2010 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2010 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2004 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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, 2010 BMW Z4 (270 Nm @ 1250 RPM) has 35 more torque (in Nm) than 2004 Audi A6. (235 Nm @ 3000 RPM). This means 2010 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2010 BMW Z4 | |
| Make | Audi | BMW |
| Model | A6 | Z4 |
| Year Released | 2004 | 2010 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 180 HP | 182 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 235 Nm | 270 Nm |
| Torque RPM | 3000 RPM | 1250 RPM |
| Engine Bore Size | 81 mm | 90.1 mm |
| Engine Stroke Size | 77.4 mm | 84 mm |
| Top Speed | 221 km/hour | 235 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 6.9 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1662 kg | 1480 kg |
| Vehicle Length | 4940 mm | 4239 mm |
| Vehicle Width | 1860 mm | 1791 mm |
| Vehicle Height | 1470 mm | 1290 mm |
| Wheelbase Size | 2660 mm | 2497 mm |
| Fuel Consumption Highway | 7.2 L/100km | 5.5 L/100km |
| Fuel Consumption City | 13.8 L/100km | 9.1 L/100km |
| Fuel Consumption Overall | 9.6 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 70 L | 55 L |
