1987 Ford Sierra vs. 1980 Mazda 323
To start off, 1987 Ford Sierra is newer by 7 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 1,993 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (224 HP) has 150 more horse power than 1980 Mazda 323. (74 HP). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1980 Mazda 323. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 327 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, 1987 Ford Sierra (285 Nm @ 4500 RPM) has 169 more torque (in Nm) than 1980 Mazda 323. (116 Nm @ 3000 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1980 Mazda 323.
Compare all specifications:
| 1987 Ford Sierra | 1980 Mazda 323 | |
| Make | Ford | Mazda |
| Model | Sierra | 323 |
| Year Released | 1987 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 1490 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 224 HP | 74 HP |
| Torque | 285 Nm | 116 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 90.8 mm | 77.1 mm |
| Engine Stroke Size | 77 mm | 80 mm |
| Engine Compression Ratio | 8.0:1 | 9.0:1 |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 1207 kg | 880 kg |
| Vehicle Length | 4430 mm | 3960 mm |
| Vehicle Width | 1730 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2540 mm | 2370 mm |
