2008 Audi S4 vs. 2008 BMW Z4
To start off, both 2008 Audi S4 and 2008 BMW Z4 were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,161 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 192 more horse power than 2008 BMW Z4. (148 HP @ 6200 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 2008 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S4 weights approximately 410 kg more than 2008 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi S4 (410 Nm @ 3500 RPM) has 210 more torque (in Nm) than 2008 BMW Z4. (200 Nm @ 3600 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4. 2008 Audi S4 has automatic transmission and 2008 BMW Z4 has manual transmission. 2008 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi S4 | 2008 BMW Z4 | |
| Make | Audi | BMW |
| Model | S4 | Z4 |
| Year Released | 2008 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 148 HP |
| Engine RPM | 7000 RPM | 6200 RPM |
| Torque | 410 Nm | 200 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 215 km/hour |
| Acceleration 0-100mph | 5.8 seconds | 8.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1705 kg | 1295 kg |
| Vehicle Length | 4590 mm | 4100 mm |
| Vehicle Width | 1780 mm | 1310 mm |
| Vehicle Height | 1430 mm | 1790 mm |
| Wheelbase Size | 2650 mm | 2500 mm |
| Fuel Consumption Overall | 12.3 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
