2004 BMW 320 vs. 2006 Mercedes-Benz R
To start off, 2006 Mercedes-Benz R is newer by 2 year(s). Which means there will be less support and parts availability for 2004 BMW 320. In addition, the cost of maintenance, including insurance, on 2004 BMW 320 would be higher. At 2,987 cc (6 cylinders), 2006 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz R (187 HP @ 4000 RPM) has 39 more horse power than 2004 BMW 320. (148 HP @ 4000 RPM) In normal driving conditions, 2006 Mercedes-Benz R should accelerate faster than 2004 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz R weights approximately 730 kg more than 2004 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 320. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz R will offer significantly more control. 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 R (441 Nm @ 1400 RPM) has 86 more torque (in Nm) than 2004 BMW 320. (355 Nm @ 2000 RPM). This means 2006 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 320.
Compare all specifications:
| 2004 BMW 320 | 2006 Mercedes-Benz R | |
| Make | BMW | Mercedes-Benz |
| Model | 320 | R |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 2987 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 187 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 355 Nm | 441 Nm |
| Torque RPM | 2000 RPM | 1400 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 221 km/hour | 210 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 9.8 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1490 kg | 2220 kg |
| Vehicle Length | 4480 mm | 4930 mm |
| Vehicle Width | 1750 mm | 1930 mm |
| Vehicle Height | 1420 mm | 1660 mm |
| Wheelbase Size | 2730 mm | 2990 mm |
| Fuel Consumption Overall | 5.8 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
