2003 BMW 325 vs. 2009 Mercedes-Benz SL
To start off, 2009 Mercedes-Benz SL 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 5,980 cc (12 cylinders), 2009 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SL (661 HP @ 5400 RPM) has 469 more horse power than 2003 BMW 325. (192 HP @ 6000 RPM) In normal driving conditions, 2009 Mercedes-Benz SL should accelerate faster than 2003 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 325 weights approximately 115 kg more than 2009 Mercedes-Benz SL.
Let's talk about torque, 2009 Mercedes-Benz SL (1,000 Nm @ 2200 RPM) has 755 more torque (in Nm) than 2003 BMW 325. (245 Nm @ 3500 RPM). This means 2009 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 325. 2009 Mercedes-Benz SL 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 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW 325 | 2009 Mercedes-Benz SL | |
| Make | BMW | Mercedes-Benz |
| Model | 325 | SL |
| Year Released | 2003 | 2009 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 5980 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 192 HP | 661 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 245 Nm | 1000 Nm |
| Torque RPM | 3500 RPM | 2200 RPM |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1480 kg | 1365 kg |
| Vehicle Length | 4270 mm | 5210 mm |
| Vehicle Height | 1410 mm | 1830 mm |
| Wheelbase Size | 2730 mm | 2570 mm |
| Fuel Consumption Overall | 8.9 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
