2009 Audi A6 vs. 2005 BMW Z4
To start off, 2009 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW Z4. In addition, the cost of maintenance, including insurance, on 2005 BMW Z4 would be higher. At 2,967 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (221 HP @ 4000 RPM) has 37 more horse power than 2005 BMW Z4. (184 HP @ 6100 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2005 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW Z4 weights approximately 500 kg more than 2009 Audi A6.
Because 2005 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 2005 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A6 (450 Nm @ 1400 RPM) has 213 more torque (in Nm) than 2005 BMW Z4. (237 Nm @ 3500 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4. 2009 Audi A6 has automatic transmission and 2005 BMW Z4 has manual transmission. 2005 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Audi A6 | 2005 BMW Z4 | |
Make | Audi | BMW |
Model | A6 | Z4 |
Year Released | 2009 | 2005 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 2967 cc | 2489 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 221 HP | 184 HP |
Engine RPM | 4000 RPM | 6100 RPM |
Torque | 450 Nm | 237 Nm |
Torque RPM | 1400 RPM | 3500 RPM |
Engine Bore Size | 83 mm | 84 mm |
Engine Stroke Size | 91.4 mm | 75 mm |
Engine Compression Ratio | 17.0:1 | 10.5:1 |
Fuel Type | Diesel | Gasoline - Premium |
Top Speed | 243 km/hour | 235 km/hour |
Acceleration 0-100mph | 7.3 seconds | 7 seconds |
Drive Type | Front | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 895 kg | 1395 kg |
Vehicle Length | 4920 mm | 4100 mm |
Vehicle Width | 2020 mm | 1790 mm |
Vehicle Height | 1470 mm | 1310 mm |
Wheelbase Size | 2850 mm | 2500 mm |
Fuel Consumption Overall | 6.3 L/100km | 9 L/100km |
Fuel Tank Capacity | 80 L | 55 L |