2005 Audi S4 vs. 2005 BMW 325
To start off, both 2005 Audi S4 and 2005 BMW 325 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 159 more horse power than 2005 BMW 325. (181 HP @ 7400 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 390 kg more than 2005 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 173 more torque (in Nm) than 2005 BMW 325. (237 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2005 Audi S4 | 2005 BMW 325 | |
| Make | Audi | BMW |
| Model | S4 | 325 |
| Year Released | 2005 | 2005 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2494 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 181 HP |
| Engine RPM | 6300 RPM | 7400 RPM |
| Torque | 410 Nm | 237 Nm |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 93 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1450 kg |
| Vehicle Length | 4580 mm | 4490 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Consumption Highway | 10.2 L/100km | 8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.9 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 63 L | 63 L |
