2008 Audi A4 vs. 2010 BMW Z4
To start off, 2010 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 2,967 cc (6 cylinders), 2008 Audi A4 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (230 HP @ 4000 RPM) has 48 more horse power than 2010 BMW Z4. (182 HP @ 5000 RPM). In normal driving conditions, 2008 Audi A4 should accelerate faster than 2010 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 314 kg more than 2010 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2010 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi A4 (450 Nm @ 1400 RPM) has 180 more torque (in Nm) than 2010 BMW Z4. (270 Nm @ 1250 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2010 BMW Z4.
Compare all specifications:
| 2008 Audi A4 | 2010 BMW Z4 | |
| Make | Audi | BMW |
| Model | A4 | Z4 |
| Year Released | 2008 | 2010 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 182 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 450 Nm | 270 Nm |
| Torque RPM | 1400 RPM | 1250 RPM |
| Engine Bore Size | 83 mm | 90.1 mm |
| Engine Stroke Size | 91.4 mm | 84 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 242 km/hour | 235 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 6.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1794 kg | 1480 kg |
| Vehicle Length | 4580 mm | 4239 mm |
| Vehicle Width | 1780 mm | 1791 mm |
| Vehicle Height | 1400 mm | 1290 mm |
| Wheelbase Size | 2660 mm | 2497 mm |
| Fuel Consumption Overall | 8 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
