1991 Ford Sierra vs. 1973 Alfa Romeo Alfetta
To start off, 1991 Ford Sierra is newer by 18 year(s). Which means there will be less support and parts availability for 1973 Alfa Romeo Alfetta. In addition, the cost of maintenance, including insurance, on 1973 Alfa Romeo Alfetta would be higher. At 1,779 cc (4 cylinders), 1973 Alfa Romeo Alfetta is equipped with a bigger engine. In terms of performance, 1973 Alfa Romeo Alfetta (122 HP @ 5500 RPM) has 47 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM) In normal driving conditions, 1973 Alfa Romeo Alfetta should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Sierra weights approximately 65 kg more than 1973 Alfa Romeo Alfetta.
Let's talk about torque, 1973 Alfa Romeo Alfetta (176 Nm) has 24 more torque (in Nm) than 1991 Ford Sierra. (152 Nm). This means 1973 Alfa Romeo Alfetta will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 1973 Alfa Romeo Alfetta | |
| Make | Ford | Alfa Romeo |
| Model | Sierra | Alfetta |
| Year Released | 1991 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1751 cc | 1779 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 122 HP |
| Engine RPM | 4500 RPM | 5500 RPM |
| Torque | 152 Nm | 176 Nm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1145 kg | 1080 kg |
