2007 Audi S8 vs. 2009 BMW 325
To start off, 2009 BMW 325 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi S8. In addition, the cost of maintenance, including insurance, on 2007 Audi S8 would be higher. At 5,204 cc (10 cylinders), 2007 Audi S8 is equipped with a bigger engine. In terms of performance, 2007 Audi S8 (444 HP @ 7000 RPM) has 250 more horse power than 2009 BMW 325. (194 HP @ 4000 RPM). In normal driving conditions, 2007 Audi S8 should accelerate faster than 2009 BMW 325.
Because 2007 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 BMW 325. In wet, icy, snow, or gravel driving conditions, 2007 Audi S8 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 S8 (540 Nm @ 3400 RPM) has 140 more torque (in Nm) than 2009 BMW 325. (400 Nm @ 3250 RPM). This means 2007 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 325. 2007 Audi S8 has automatic transmission and 2009 BMW 325 has manual transmission. 2009 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S8 | 2009 BMW 325 | |
| Make | Audi | BMW |
| Model | S8 | 325 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 2494 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 194 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 540 Nm | 400 Nm |
| Torque RPM | 3400 RPM | 3250 RPM |
| Engine Compression Ratio | 12.5:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 260 km/hour | 228 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 7.6 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5070 mm | 4230 mm |
| Vehicle Width | 1900 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2950 mm | 2770 mm |
| Fuel Tank Capacity | 90 L | 61 L |
