2009 Audi A3 vs. 2007 BMW 325
To start off, 2009 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 325. In addition, the cost of maintenance, including insurance, on 2007 BMW 325 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 325 is equipped with a bigger engine. In terms of performance, 2007 BMW 325 (215 HP @ 5600 RPM) has 77 more horse power than 2009 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2007 BMW 325 should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 325 weights approximately 4 kg more than 2009 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 Audi A3 (320 Nm @ 1750 RPM) has 70 more torque (in Nm) than 2007 BMW 325. (250 Nm @ 2750 RPM). This means 2009 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325. 2009 Audi A3 has automatic transmission and 2007 BMW 325 has manual transmission. 2007 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A3 | 2007 BMW 325 | |
| Make | Audi | BMW |
| Model | A3 | 325 |
| Year Released | 2009 | 2007 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 215 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 320 Nm | 250 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Bore Size | 81 mm | 78.8 mm |
| Engine Stroke Size | 95.5 mm | 82 mm |
| Engine Compression Ratio | 18.0:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 207 km/hour | 247 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 6.9 seconds |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1416 kg | 1420 kg |
| Vehicle Length | 4220 mm | 4590 mm |
| Vehicle Width | 1770 mm | 1400 mm |
| Vehicle Height | 1430 mm | 1790 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Consumption Overall | 5.5 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 55 L | 63 L |
