2009 BMW 135 vs. 2003 BMW 325
To start off, 2009 BMW 135 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 BMW 325. In addition, the cost of maintenance, including insurance, on 2003 BMW 325 would be higher. At 2,979 cc (6 cylinders), 2009 BMW 135 is equipped with a bigger engine. In terms of performance, 2009 BMW 135 (302 HP @ 5800 RPM) has 110 more horse power than 2003 BMW 325. (192 HP @ 6000 RPM). In normal driving conditions, 2009 BMW 135 should accelerate faster than 2003 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 325 weights approximately 65 kg more than 2009 BMW 135.
Let's talk about torque, 2009 BMW 135 (400 Nm @ 1300 RPM) has 155 more torque (in Nm) than 2003 BMW 325. (245 Nm @ 3500 RPM). This means 2009 BMW 135 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 325. 2009 BMW 135 has automatic transmission and 2003 BMW 325 has manual transmission. 2003 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 135 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 135 | 2003 BMW 325 | |
| Make | BMW | BMW |
| Model | 135 | 325 |
| Year Released | 2009 | 2003 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 302 HP | 192 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 400 Nm | 245 Nm |
| Torque RPM | 1300 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 84.1 mm |
| Engine Stroke Size | 89.6 mm | 75 mm |
| Engine Compression Ratio | 10.2:1 | 10.5:1 |
| Acceleration 0-100mph | 5.7 seconds | 7.1 seconds |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1415 kg | 1480 kg |
| Vehicle Length | 4370 mm | 4270 mm |
| Vehicle Width | 1420 mm | 1760 mm |
| Vehicle Height | 1760 mm | 1410 mm |
| Wheelbase Size | 2670 mm | 2730 mm |
| Fuel Consumption Overall | 5.3 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 53 L | 63 L |
