2005 Mercedes-Benz R vs. 2007 Mercedes-Benz A
To start off, 2007 Mercedes-Benz A is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz R. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz R would be higher. At 4,966 cc (8 cylinders), 2005 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz R (302 HP @ 4200 RPM) has 194 more horse power than 2007 Mercedes-Benz A. (108 HP @ 4200 RPM). In normal driving conditions, 2005 Mercedes-Benz R should accelerate faster than 2007 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz R weights approximately 895 kg more than 2007 Mercedes-Benz A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz A. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Mercedes-Benz R (461 Nm @ 2700 RPM) has 211 more torque (in Nm) than 2007 Mercedes-Benz A. (250 Nm @ 1600 RPM). This means 2005 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz A. 2005 Mercedes-Benz R has automatic transmission and 2007 Mercedes-Benz A has manual transmission. 2007 Mercedes-Benz A will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Mercedes-Benz R | 2007 Mercedes-Benz A | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | R | A |
| Year Released | 2005 | 2007 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4966 cc | 1989 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 302 HP | 108 HP |
| Engine RPM | 4200 RPM | 4200 RPM |
| Torque | 461 Nm | 250 Nm |
| Torque RPM | 2700 RPM | 1600 RPM |
| Engine Bore Size | 97 mm | 83 mm |
| Engine Stroke Size | 84 mm | 92 mm |
| Top Speed | 240 km/hour | 186 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 10.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2240 kg | 1345 kg |
| Vehicle Length | 5160 mm | 3840 mm |
| Vehicle Width | 1930 mm | 1770 mm |
| Vehicle Height | 1660 mm | 1600 mm |
| Wheelbase Size | 2860 mm | 2570 mm |
| Fuel Tank Capacity | 80 L | 60 L |
