2005 Audi S4 vs. 2005 BMW 740
To start off, both 2005 Audi S4 and 2005 BMW 740 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,172 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 85 more horse power than 2005 BMW 740. (255 HP @ 4000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2005 BMW 740. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 740 weights approximately 305 kg more than 2005 Audi S4.
Let's talk about torque, 2005 BMW 740 (600 Nm) has 190 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2005 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2005 BMW 740 | |
| Make | Audi | BMW |
| Model | S4 | 740 |
| Year Released | 2005 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 3901 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 255 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 410 Nm | 600 Nm |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 93 mm | 88 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1785 kg | 2090 kg |
| Vehicle Length | 4550 mm | 5040 mm |
| Vehicle Width | 1770 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2470 mm | 2890 mm |
| Fuel Consumption Overall | 13.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 66 L | 88 L |
