2007 Mercedes-Benz R vs. 2005 Opel Omega
To start off, 2007 Mercedes-Benz R is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Omega. In addition, the cost of maintenance, including insurance, on 2005 Opel Omega would be higher. At 2,987 cc (6 cylinders), 2007 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz R (187 HP @ 4000 RPM) has 45 more horse power than 2005 Opel Omega. (142 HP @ 4000 RPM). In normal driving conditions, 2007 Mercedes-Benz R should accelerate faster than 2005 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz R weights approximately 612 kg more than 2005 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Omega. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Mercedes-Benz R (440 Nm @ 1400 RPM) has 237 more torque (in Nm) than 2005 Opel Omega. (203 Nm @ 4000 RPM). This means 2007 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Omega. 2007 Mercedes-Benz R has automatic transmission and 2005 Opel Omega has manual transmission. 2005 Opel Omega will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercedes-Benz R | 2005 Opel Omega | |
| Make | Mercedes-Benz | Opel |
| Model | R | Omega |
| Year Released | 2007 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 187 HP | 142 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 440 Nm | 203 Nm |
| Torque RPM | 1400 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 86 mm |
| Engine Stroke Size | 92 mm | 94.6 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Top Speed | 210 km/hour | 210 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 10.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2226 kg | 1614 kg |
| Vehicle Length | 4930 mm | 4900 mm |
| Vehicle Width | 1930 mm | 1780 mm |
| Vehicle Height | 1660 mm | 1460 mm |
| Wheelbase Size | 2990 mm | 2720 mm |
| Fuel Consumption Overall | 9.3 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 80 L | 75 L |
