2004 BMW Z4 vs. 2012 Audi A4
To start off, 2012 Audi A4 is newer by 8 year(s). Which means there will be less support and parts availability for 2004 BMW Z4. In addition, the cost of maintenance, including insurance, on 2004 BMW Z4 would be higher. At 2,171 cc (6 cylinders), 2004 BMW Z4 is equipped with a bigger engine. In terms of performance, 2012 Audi A4 (211 HP @ 4300 RPM) has 43 more horse power than 2004 BMW Z4. (168 HP @ 6250 RPM) In normal driving conditions, 2012 Audi A4 should accelerate faster than 2004 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Audi A4 weights approximately 315 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 2012 Audi A4 is all wheel drive (AWD), it will have significant more traction and grip than 2004 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2012 Audi A4 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, 2012 Audi A4 (349 Nm @ 1500 RPM) has 139 more torque (in Nm) than 2004 BMW Z4. (210 Nm @ 3500 RPM). This means 2012 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW Z4. 2012 Audi A4 has automatic transmission and 2004 BMW Z4 has manual transmission. 2004 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 BMW Z4 | 2012 Audi A4 | |
| Make | BMW | Audi |
| Model | Z4 | A4 |
| Year Released | 2004 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2000 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 211 HP |
| Engine RPM | 6250 RPM | 4300 RPM |
| Torque | 210 Nm | 349 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1325 kg | 1640 kg |
| Vehicle Length | 4100 mm | 4704 mm |
| Vehicle Width | 1790 mm | 1829 mm |
| Vehicle Height | 1310 mm | 1427 mm |
| Wheelbase Size | 2500 mm | 2809 mm |
| Fuel Tank Capacity | 55 L | 64 L |
