2009 BMW 745 vs. 2012 Audi A4
To start off, 2012 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 BMW 745. In addition, the cost of maintenance, including insurance, on 2009 BMW 745 would be higher. At 4,398 cc (8 cylinders), 2009 BMW 745 is equipped with a bigger engine. In terms of performance, 2009 BMW 745 (328 HP @ 6100 RPM) has 117 more horse power than 2012 Audi A4. (211 HP @ 4300 RPM). In normal driving conditions, 2009 BMW 745 should accelerate faster than 2012 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 745 weights approximately 305 kg more than 2012 Audi A4. 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 2009 BMW 745. 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, 2009 BMW 745 (450 Nm @ 3600 RPM) has 101 more torque (in Nm) than 2012 Audi A4. (349 Nm @ 1500 RPM). This means 2009 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2012 Audi A4. 2009 BMW 745 has automatic transmission and 2012 Audi A4 has manual transmission. 2012 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 745 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 745 | 2012 Audi A4 | |
| Make | BMW | Audi |
| Model | 745 | A4 |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2000 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 211 HP |
| Engine RPM | 6100 RPM | 4300 RPM |
| Torque | 450 Nm | 349 Nm |
| Torque RPM | 3600 RPM | 1500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1945 kg | 1640 kg |
| Vehicle Length | 5040 mm | 4704 mm |
| Vehicle Width | 1910 mm | 1829 mm |
| Vehicle Height | 1500 mm | 1427 mm |
| Wheelbase Size | 3000 mm | 2809 mm |
| Fuel Tank Capacity | 88 L | 64 L |
