1973 Mazda RX-3 vs. 2003 Opel Astra
To start off, 2003 Opel Astra is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Mazda RX-3. In addition, the cost of maintenance, including insurance, on 1973 Mazda RX-3 would be higher. At 2,198 cc (4 cylinders), 2003 Opel Astra is equipped with a bigger engine. In terms of performance, 2003 Opel Astra (148 HP @ 5800 RPM) has 48 more horse power than 1973 Mazda RX-3. (100 HP @ 7000 RPM) In normal driving conditions, 2003 Opel Astra should accelerate faster than 1973 Mazda RX-3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Astra weights approximately 446 kg more than 1973 Mazda RX-3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 Mazda RX-3 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 1973 Mazda RX-3. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Opel Astra (203 Nm @ 4000 RPM) has 68 more torque (in Nm) than 1973 Mazda RX-3. (135 Nm @ 4000 RPM). This means 2003 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda RX-3.
Compare all specifications:
| 1973 Mazda RX-3 | 2003 Opel Astra | |
| Make | Mazda | Opel |
| Model | RX-3 | Astra |
| Year Released | 1973 | 2003 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1964 cc | 2198 cc |
| Engine Type | dual-disk rotary | in-line |
| Horse Power | 100 HP | 148 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 135 Nm | 203 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 852 kg | 1298 kg |
| Vehicle Length | 4090 mm | 4260 mm |
| Vehicle Width | 1600 mm | 1720 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2320 mm | 2740 mm |
| Fuel Tank Capacity | 65 L | 52 L |
