2009 Audi TT vs. 2006 Mercedes-Benz GL
To start off, 2009 Audi TT is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz GL. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz GL would be higher. At 2,987 cc (6 cylinders), 2006 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2009 Audi TT (268 HP @ 2500 RPM) has 47 more horse power than 2006 Mercedes-Benz GL. (221 HP @ 3800 RPM). In normal driving conditions, 2009 Audi TT should accelerate faster than 2006 Mercedes-Benz GL.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2006 Mercedes-Benz GL (510 Nm @ 1600 RPM) has 160 more torque (in Nm) than 2009 Audi TT. (350 Nm @ 2500 RPM). This means 2006 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi TT. 2006 Mercedes-Benz GL 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. 2006 Mercedes-Benz GL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi TT | 2006 Mercedes-Benz GL | |
| Make | Audi | Mercedes-Benz |
| Model | TT | GL |
| Year Released | 2009 | 2006 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 2987 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 268 HP | 221 HP |
| Engine RPM | 2500 RPM | 3800 RPM |
| Torque | 350 Nm | 510 Nm |
| Torque RPM | 2500 RPM | 1600 RPM |
| Engine Bore Size | 82.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4200 mm | 5090 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1350 mm | 1850 mm |
| Wheelbase Size | 2470 mm | 3080 mm |
| Fuel Tank Capacity | 55 L | 100 L |
