2004 Audi A4 vs. 2007 Mercedes-Benz R
To start off, 2007 Mercedes-Benz R is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 3,498 cc (6 cylinders), 2007 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz R (269 HP @ 6000 RPM) has 68 more horse power than 2004 Audi A4. (201 HP @ 3500 RPM) In normal driving conditions, 2007 Mercedes-Benz R should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz R weights approximately 475 kg more than 2004 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2004 Audi A4 (451 Nm @ 1400 RPM) has 101 more torque (in Nm) than 2007 Mercedes-Benz R. (350 Nm @ 2400 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz R.
Compare all specifications:
| 2004 Audi A4 | 2007 Mercedes-Benz R | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | R |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 269 HP |
| Engine RPM | 3500 RPM | 6000 RPM |
| Torque | 451 Nm | 350 Nm |
| Torque RPM | 1400 RPM | 2400 RPM |
| Engine Bore Size | 83 mm | 92.9 mm |
| Engine Stroke Size | 91.4 mm | 86 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 233 km/hour | 230 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 8.4 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1730 kg | 2205 kg |
| Vehicle Length | 4590 mm | 5160 mm |
| Vehicle Width | 1780 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1660 mm |
| Wheelbase Size | 2470 mm | 3220 mm |
| Fuel Consumption | 6.2 L/100km | 11.2 L/100km |
| Fuel Consumption City | 11.6 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 8.2 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
