2009 Audi S6 vs. 2008 BMW 325
To start off, 2009 Audi S6 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 325. In addition, the cost of maintenance, including insurance, on 2008 BMW 325 would be higher. At 4,172 cc (8 cylinders), 2009 Audi S6 is equipped with a bigger engine. In terms of performance, 2009 Audi S6 (335 HP @ 7000 RPM) has 146 more horse power than 2008 BMW 325. (189 HP @ 6000 RPM). In normal driving conditions, 2009 Audi S6 should accelerate faster than 2008 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S6 weights approximately 240 kg more than 2008 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Audi S6 (420 Nm @ 3400 RPM) has 175 more torque (in Nm) than 2008 BMW 325. (245 Nm @ 3500 RPM). This means 2009 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 325. 2009 Audi S6 has automatic transmission and 2008 BMW 325 has manual transmission. 2008 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi S6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi S6 | 2008 BMW 325 | |
| Make | Audi | BMW |
| Model | S6 | 325 |
| Year Released | 2009 | 2008 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2494 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 189 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 420 Nm | 245 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Engine Bore Size | 84.6 mm | 84 mm |
| Engine Stroke Size | 93 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 6.8 seconds | 7.8 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1815 kg | 1575 kg |
| Vehicle Length | 4840 mm | 4480 mm |
| Vehicle Width | 1860 mm | 1750 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2730 mm |
| Fuel Consumption Overall | 14.8 L/100km | 10 L/100km |
| Fuel Tank Capacity | 82 L | 63 L |
