2003 Audi A3 vs. 2007 Mercedes-Benz ML
To start off, 2007 Mercedes-Benz ML is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Audi A3. In addition, the cost of maintenance, including insurance, on 2003 Audi A3 would be higher. At 2,685 cc (5 cylinders), 2007 Mercedes-Benz ML is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz ML (161 HP @ 4200 RPM) has 61 more horse power than 2003 Audi A3. (100 HP @ 5600 RPM) In normal driving conditions, 2007 Mercedes-Benz ML should accelerate faster than 2003 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz ML weights approximately 970 kg more than 2003 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Mercedes-Benz ML (400 Nm @ 1800 RPM) has 252 more torque (in Nm) than 2003 Audi A3. (148 Nm @ 3800 RPM). This means 2007 Mercedes-Benz ML will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A3. 2007 Mercedes-Benz ML has automatic transmission and 2003 Audi A3 has manual transmission. 2003 Audi A3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz ML will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Audi A3 | 2007 Mercedes-Benz ML | |
| Make | Audi | Mercedes-Benz |
| Model | A3 | ML |
| Year Released | 2003 | 2007 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 2685 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 161 HP |
| Engine RPM | 5600 RPM | 4200 RPM |
| Torque | 148 Nm | 400 Nm |
| Torque RPM | 3800 RPM | 1800 RPM |
| Engine Bore Size | 81.1 mm | 88 mm |
| Engine Stroke Size | 77.4 mm | 88.4 mm |
| Engine Compression Ratio | 10.3:1 | 18.0:1 |
| Acceleration 0-100mph | 11.9 seconds | 12.8 seconds |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1205 kg | 2175 kg |
| Vehicle Length | 4210 mm | 4640 mm |
| Vehicle Width | 1770 mm | 1830 mm |
| Vehicle Height | 1430 mm | 1850 mm |
| Wheelbase Size | 2580 mm | 2830 mm |
| Fuel Consumption Overall | 7 L/100km | 12.6 L/100km |
| Fuel Tank Capacity | 55 L | 83 L |
