2006 Audi S4 vs. 2012 BMW 325
To start off, 2012 BMW 325 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Audi S4. In addition, the cost of maintenance, including insurance, on 2006 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (339 HP @ 7000 RPM) has 122 more horse power than 2012 BMW 325. (217 HP @ 4400 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 2012 BMW 325.
Because 2012 BMW 325 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2012 BMW 325. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi S4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2012 BMW 325 (450 Nm @ 2500 RPM) has 40 more torque (in Nm) than 2006 Audi S4. (410 Nm @ 3500 RPM). This means 2012 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi S4.
Compare all specifications:
| 2006 Audi S4 | 2012 BMW 325 | |
| Make | Audi | BMW |
| Model | S4 | 325 |
| Year Released | 2006 | 2012 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 217 HP |
| Engine RPM | 7000 RPM | 4400 RPM |
| Torque | 410 Nm | 450 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 84.6 mm | 90 mm |
| Engine Stroke Size | 92.8 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4590 mm | 4624 mm |
| Vehicle Width | 1730 mm | 1811 mm |
| Vehicle Height | 1430 mm | 1384 mm |
| Wheelbase Size | 2650 mm | 2810 mm |
| Fuel Tank Capacity | 63 L | 57 L |
