2008 Mazda CX-7 vs. 1968 Opel Kadett
To start off, 2008 Mazda CX-7 is newer by 40 year(s). Which means there will be less support and parts availability for 1968 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1968 Opel Kadett would be higher. At 2,261 cc (4 cylinders), 2008 Mazda CX-7 is equipped with a bigger engine. In terms of performance, 2008 Mazda CX-7 (256 HP @ 5500 RPM) has 212 more horse power than 1968 Opel Kadett. (44 HP @ 5000 RPM). In normal driving conditions, 2008 Mazda CX-7 should accelerate faster than 1968 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mazda CX-7 weights approximately 940 kg more than 1968 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Mazda CX-7 is four wheel drive (4WD), it will have significant more traction and grip than 1968 Opel Kadett. In wet, icy, snow, or gravel driving conditions, 2008 Mazda CX-7 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, 2008 Mazda CX-7 (380 Nm @ 3000 RPM) has 304 more torque (in Nm) than 1968 Opel Kadett. (76 Nm @ 2800 RPM). This means 2008 Mazda CX-7 will have an easier job in driving up hills or pulling heavy equipment than 1968 Opel Kadett.
Compare all specifications:
| 2008 Mazda CX-7 | 1968 Opel Kadett | |
| Make | Mazda | Opel |
| Model | CX-7 | Kadett |
| Year Released | 2008 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 1078 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 44 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 380 Nm | 76 Nm |
| Torque RPM | 3000 RPM | 2800 RPM |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1695 kg | 755 kg |
| Vehicle Length | 4690 mm | 4190 mm |
| Vehicle Width | 1880 mm | 1580 mm |
| Vehicle Height | 1650 mm | 1410 mm |
| Wheelbase Size | 2760 mm | 2420 mm |
| Fuel Tank Capacity | 65 L | 80 L |
