1980 Mazda 323 vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 24 year(s). Which means there will be less support and parts availability for 1980 Mazda 323. In addition, the cost of maintenance, including insurance, on 1980 Mazda 323 would be higher. At 1,584 cc (4 cylinders), 2004 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Opel Astra (100 HP) has 26 more horse power than 1980 Mazda 323. (74 HP) In normal driving conditions, 2004 Opel Astra should accelerate faster than 1980 Mazda 323. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 470 kg more than 1980 Mazda 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Opel Astra (142 Nm @ 3600 RPM) has 26 more torque (in Nm) than 1980 Mazda 323. (116 Nm @ 3000 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1980 Mazda 323.
Compare all specifications:
| 1980 Mazda 323 | 2004 Opel Astra | |
| Make | Mazda | Opel |
| Model | 323 | Astra |
| Year Released | 1980 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1490 cc | 1584 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 100 HP |
| Torque | 116 Nm | 142 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 77.1 mm | 79 mm |
| Engine Stroke Size | 80 mm | 81.5 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 880 kg | 1350 kg |
| Vehicle Length | 3960 mm | 4280 mm |
| Vehicle Width | 1640 mm | 1720 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2370 mm | 2620 mm |
| Fuel Tank Capacity | 45 L | 52 L |
