2009 Acura RDX vs. 1973 Opel Commodore
To start off, 2009 Acura RDX is newer by 36 year(s). Which means there will be less support and parts availability for 1973 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1973 Opel Commodore would be higher. At 2,488 cc (6 cylinders), 1973 Opel Commodore is equipped with a bigger engine. In terms of performance, 2009 Acura RDX (240 HP @ 6000 RPM) has 126 more horse power than 1973 Opel Commodore. (114 HP @ 5200 RPM). In normal driving conditions, 2009 Acura RDX should accelerate faster than 1973 Opel Commodore. With that said, vehicle weight also plays an important factor in acceleration. 2009 Acura RDX weights approximately 280 kg more than 1973 Opel Commodore. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 1973 Opel Commodore. In wet, icy, snow, or gravel driving conditions, 2009 Acura RDX 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, 2009 Acura RDX (353 Nm @ 4500 RPM) has 176 more torque (in Nm) than 1973 Opel Commodore. (177 Nm @ 3800 RPM). This means 2009 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Commodore. 2009 Acura RDX has automatic transmission and 1973 Opel Commodore has manual transmission. 1973 Opel Commodore will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Acura RDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Acura RDX | 1973 Opel Commodore | |
| Make | Acura | Opel |
| Model | RDX | Commodore |
| Year Released | 2009 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2300 cc | 2488 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 240 HP | 114 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 353 Nm | 177 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1170 kg |
| Vehicle Length | 4600 mm | 4620 mm |
| Vehicle Width | 1880 mm | 1740 mm |
| Vehicle Height | 1660 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2680 mm |
| Fuel Tank Capacity | 68 L | 70 L |
