2009 Audi TT vs. 2007 Mercedes-Benz SL
To start off, 2009 Audi TT is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz SL would be higher. At 5,439 cc (8 cylinders), 2007 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SL (510 HP @ 6100 RPM) has 313 more horse power than 2009 Audi TT. (197 HP @ 5100 RPM) In normal driving conditions, 2007 Mercedes-Benz SL should accelerate faster than 2009 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz SL weights approximately 625 kg more than 2009 Audi TT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 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 2007 Mercedes-Benz SL. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi TT, 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, 2007 Mercedes-Benz SL (720 Nm @ 2600 RPM) has 440 more torque (in Nm) than 2009 Audi TT. (280 Nm @ 1800 RPM). This means 2007 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi TT. 2007 Mercedes-Benz SL has automatic transmission and 2009 Audi TT has manual transmission. 2009 Audi TT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi TT | 2007 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | TT | SL |
| Year Released | 2009 | 2007 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1982 cc | 5439 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 197 HP | 510 HP |
| Engine RPM | 5100 RPM | 6100 RPM |
| Torque | 280 Nm | 720 Nm |
| Torque RPM | 1800 RPM | 2600 RPM |
| Engine Bore Size | 82.5 mm | 97.1 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Engine Compression Ratio | 10.3:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 6.6 seconds | 4.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1335 kg | 1960 kg |
| Vehicle Length | 4180 mm | 4540 mm |
| Vehicle Width | 1850 mm | 1830 mm |
| Vehicle Height | 1360 mm | 1300 mm |
| Wheelbase Size | 2470 mm | 2570 mm |
| Fuel Consumption Overall | 7.7 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
