2007 Audi S4 vs. 2006 BMW 740
To start off, 2007 Audi S4 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 740. In addition, the cost of maintenance, including insurance, on 2006 BMW 740 would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (339 HP) has 36 more horse power than 2006 BMW 740. (303 HP). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2006 BMW 740. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 740 weights approximately 230 kg more than 2007 Audi S4.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 740. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi S4 (410 Nm @ 3500 RPM) has 20 more torque (in Nm) than 2006 BMW 740. (390 Nm @ 3500 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 740.
Compare all specifications:
| 2007 Audi S4 | 2006 BMW 740 | |
| Make | Audi | BMW |
| Model | S4 | 740 |
| Year Released | 2007 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 303 HP |
| Torque | 410 Nm | 390 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 5.9 seconds | 6.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1755 kg | 1985 kg |
| Vehicle Length | 4590 mm | 5180 mm |
| Vehicle Width | 1730 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2650 mm | 3140 mm |
| Fuel Consumption Overall | 12.3 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 63 L | 88 L |
