2008 BMW Z4 vs. 2012 Audi S4
To start off, 2012 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2008 BMW Z4. In addition, the cost of maintenance, including insurance, on 2008 BMW Z4 would be higher. At 3,000 cc (6 cylinders), 2012 Audi S4 is equipped with a bigger engine. In terms of performance, 2012 Audi S4 (333 HP @ 5500 RPM) has 158 more horse power than 2008 BMW Z4. (175 HP @ 5800 RPM) In normal driving conditions, 2012 Audi S4 should accelerate faster than 2008 BMW Z4.
Because 2012 Audi S4 is all wheel drive (AWD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2012 Audi S4 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 S4 (440 Nm @ 2900 RPM) has 210 more torque (in Nm) than 2008 BMW Z4. (230 Nm @ 3500 RPM). This means 2012 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4.
Compare all specifications:
| 2008 BMW Z4 | 2012 Audi S4 | |
| Make | BMW | Audi |
| Model | Z4 | S4 |
| Year Released | 2008 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 333 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 230 Nm | 440 Nm |
| Torque RPM | 3500 RPM | 2900 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| 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 |
