2007 BMW 325 vs. 2009 BMW M3
To start off, 2009 BMW M3 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 3,999 cc (8 cylinders), 2009 BMW M3 is equipped with a bigger engine. In terms of performance, 2009 BMW M3 (414 HP @ 8300 RPM) has 199 more horse power than 2007 BMW 325. (215 HP @ 6500 RPM) In normal driving conditions, 2009 BMW M3 should accelerate faster than 2007 BMW 325.
Let's talk about torque, 2009 BMW M3 (400 Nm @ 3900 RPM) has 149 more torque (in Nm) than 2007 BMW 325. (251 Nm @ 2750 RPM). This means 2009 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325. 2007 BMW 325 has automatic transmission and 2009 BMW M3 has manual transmission. 2009 BMW M3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 325 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 325 | 2009 BMW M3 | |
| Make | BMW | BMW |
| Model | 325 | M3 |
| Year Released | 2007 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 3999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 414 HP |
| Engine RPM | 6500 RPM | 8300 RPM |
| Torque | 251 Nm | 400 Nm |
| Torque RPM | 2750 RPM | 3900 RPM |
| Engine Bore Size | 78.8 mm | 92.1 mm |
| Engine Stroke Size | 82 mm | 75.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 7.7 seconds | 4.7 seconds |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4530 mm | 4590 mm |
| Vehicle Width | 1430 mm | 1450 mm |
| Vehicle Height | 1820 mm | 1760 mm |
| Wheelbase Size | 2770 mm | 2770 mm |
| Fuel Consumption Overall | 9 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 60 L | 63 L |
