2009 Mazda CX-9 vs. 1971 Opel Commodore
To start off, 2009 Mazda CX-9 is newer by 38 year(s). Which means there will be less support and parts availability for 1971 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1971 Opel Commodore would be higher. At 3,724 cc (6 cylinders), 2009 Mazda CX-9 is equipped with a bigger engine. In terms of performance, 2009 Mazda CX-9 (273 HP @ 6250 RPM) has 159 more horse power than 1971 Opel Commodore. (114 HP @ 5200 RPM). In normal driving conditions, 2009 Mazda CX-9 should accelerate faster than 1971 Opel Commodore. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mazda CX-9 weights approximately 21 kg more than 1971 Opel Commodore. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mazda CX-9 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Opel Commodore. In wet, icy, snow, or gravel driving conditions, 2009 Mazda CX-9 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 Mazda CX-9 (366 Nm @ 4500 RPM) has 189 more torque (in Nm) than 1971 Opel Commodore. (177 Nm @ 3800 RPM). This means 2009 Mazda CX-9 will have an easier job in driving up hills or pulling heavy equipment than 1971 Opel Commodore. 2009 Mazda CX-9 has automatic transmission and 1971 Opel Commodore has manual transmission. 1971 Opel Commodore will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mazda CX-9 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mazda CX-9 | 1971 Opel Commodore | |
| Make | Mazda | Opel |
| Model | CX-9 | Commodore |
| Year Released | 2009 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 3724 cc | 2490 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 273 HP | 114 HP |
| Engine RPM | 6250 RPM | 5200 RPM |
| Torque | 366 Nm | 177 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1191 kg | 1170 kg |
| Vehicle Length | 5080 mm | 4580 mm |
| Vehicle Width | 1940 mm | 1760 mm |
| Vehicle Height | 1730 mm | 1430 mm |
| Wheelbase Size | 2880 mm | 2680 mm |
| Fuel Tank Capacity | 76 L | 70 L |
