2008 BMW 730 vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 730. In addition, the cost of maintenance, including insurance, on 2008 BMW 730 would be higher. At 3,189 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (252 HP @ 6500 RPM) has 24 more horse power than 2008 BMW 730. (228 HP @ 4000 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 2008 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 730 weights approximately 740 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 730. In wet, icy, snow, or gravel driving conditions, 2009 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 BMW 730 (500 Nm @ 2000 RPM) has 170 more torque (in Nm) than 2009 Audi A4. (330 Nm @ 3250 RPM). This means 2008 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2008 BMW 730 | 2009 Audi A4 | |
| Make | BMW | Audi |
| Model | 730 | A4 |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3189 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 252 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 500 Nm | 330 Nm |
| Torque RPM | 2000 RPM | 3250 RPM |
| Engine Compression Ratio | 17.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 238 km/hour | 254 km/hour |
| Acceleration 0-100mph | 8 seconds | 6.4 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1900 kg | 1160 kg |
| Vehicle Length | 5040 mm | 4550 mm |
| Vehicle Width | 1910 mm | 1780 mm |
| Vehicle Height | 1500 mm | 1430 mm |
| Wheelbase Size | 3000 mm | 2660 mm |
| Fuel Consumption Overall | 8.4 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 88 L | 70 L |
