1983 Mazda RX-7 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 24 year(s). Which means there will be less support and parts availability for 1983 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1983 Mazda RX-7 would be higher. At 2,292 cc, 1983 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (178 HP @ 5500 RPM) has 73 more horse power than 1983 Mazda RX-7. (105 HP @ 6000 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 1983 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 325 kg more than 1983 Mazda RX-7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1983 Mazda RX-7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1983 Mazda RX-7. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 Opel Astra (230 Nm @ 1950 RPM) has 85 more torque (in Nm) than 1983 Mazda RX-7. (145 Nm @ 4000 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1983 Mazda RX-7.
Compare all specifications:
| 1983 Mazda RX-7 | 2007 Opel Astra | |
| Make | Mazda | Opel |
| Model | RX-7 | Astra |
| Year Released | 1983 | 2007 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2292 cc | 1598 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 105 HP | 178 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 145 Nm | 230 Nm |
| Torque RPM | 4000 RPM | 1950 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1060 kg | 1385 kg |
| Vehicle Length | 4290 mm | 4300 mm |
| Vehicle Width | 1680 mm | 1760 mm |
| Vehicle Height | 1270 mm | 1440 mm |
| Wheelbase Size | 2430 mm | 2620 mm |
| Fuel Tank Capacity | 65 L | 52 L |
