2008 Audi A3 vs. 2005 Mercedes-Benz SL
To start off, 2008 Audi A3 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz SL would be higher. At 5,506 cc (12 cylinders), 2005 Mercedes-Benz SL is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SL weights approximately 845 kg more than 2008 Audi A3.
Because 2005 Mercedes-Benz SL is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Mercedes-Benz SL. However, in wet, icy, snow, or gravel driving conditions, 2008 Audi A3, being front wheel drive (FWD), will offer much better control with better grip. 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) has 630 more torque (in Nm) than 2008 Audi A3. (170 Nm). This means 2005 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A3.
Compare all specifications:
| 2008 Audi A3 | 2005 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A3 | SL |
| Year Released | 2008 | 2005 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 5506 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 0 HP | 493 HP |
| Torque | 170 Nm | 800 Nm |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 86.4 mm | 87 mm |
| Engine Compression Ratio | 10.3:1 | 9.0:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1164 kg | 2009 kg |
| Vehicle Length | 4180 mm | 4540 mm |
| Vehicle Height | 1370 mm | 1300 mm |
| Wheelbase Size | 2520 mm | 2570 mm |
| Fuel Consumption Overall | 7.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
