2003 Mazda 6 vs. 2005 Mercedes-Benz SL
To start off, 2005 Mercedes-Benz SL is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Mazda 6. In addition, the cost of maintenance, including insurance, on 2003 Mazda 6 would be higher. At 5,513 cc (12 cylinders), 2005 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SL (493 HP @ 4800 RPM) has 333 more horse power than 2003 Mazda 6. (160 HP @ 6500 RPM) In normal driving conditions, 2005 Mercedes-Benz SL should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SL weights approximately 435 kg more than 2003 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Mazda 6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2003 Mazda 6 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, 2005 Mercedes-Benz SL (800 Nm @ 1800 RPM) has 595 more torque (in Nm) than 2003 Mazda 6. (205 Nm @ 4000 RPM). This means 2005 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 2003 Mazda 6 | 2005 Mercedes-Benz SL | |
| Make | Mazda | Mercedes-Benz |
| Model | 6 | SL |
| Year Released | 2003 | 2005 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 5513 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 160 HP | 493 HP |
| Engine RPM | 6500 RPM | 4800 RPM |
| Torque | 205 Nm | 800 Nm |
| Torque RPM | 4000 RPM | 1800 RPM |
| Engine Bore Size | 87.5 mm | 82 mm |
| Engine Stroke Size | 94 mm | 87 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 190 km/hour | 250 km/hour |
| Acceleration 0-100mph | 12.3 seconds | 4.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1605 kg | 2040 kg |
| Vehicle Length | 4710 mm | 4540 mm |
| Vehicle Width | 1790 mm | 1830 mm |
| Vehicle Height | 1500 mm | 1300 mm |
| Wheelbase Size | 2680 mm | 2570 mm |
| Fuel Tank Capacity | 62 L | 80 L |
