1981 Mazda RX-7 vs. 2012 Opel Insignia
To start off, 2012 Opel Insignia is newer by 31 year(s). Which means there will be less support and parts availability for 1981 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1981 Mazda RX-7 would be higher. At 2,792 cc (6 cylinders), 2012 Opel Insignia is equipped with a bigger engine. In terms of performance, 2012 Opel Insignia (321 HP @ 5500 RPM) has 217 more horse power than 1981 Mazda RX-7. (104 HP @ 6000 RPM) In normal driving conditions, 2012 Opel Insignia should accelerate faster than 1981 Mazda RX-7.
Because 2012 Opel Insignia is four wheel drive (4WD), it will have significant more traction and grip than 1981 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 2012 Opel Insignia 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, 2012 Opel Insignia (435 Nm @ 5500 RPM) has 290 more torque (in Nm) than 1981 Mazda RX-7. (145 Nm @ 4000 RPM). This means 2012 Opel Insignia will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda RX-7.
Compare all specifications:
| 1981 Mazda RX-7 | 2012 Opel Insignia | |
| Make | Mazda | Opel |
| Model | RX-7 | Insignia |
| Year Released | 1981 | 2012 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 2792 cc |
| Engine Type | dual-disk rotary | V |
| Horse Power | 104 HP | 321 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 145 Nm | 435 Nm |
| Torque RPM | 4000 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4300 mm | 4830 mm |
| Vehicle Width | 1680 mm | 1856 mm |
| Vehicle Height | 1280 mm | 1498 mm |
| Wheelbase Size | 2430 mm | 2737 mm |
