1972 Alfa Romeo GT vs. 1991 Ford Sierra
To start off, 1991 Ford Sierra is newer by 19 year(s). Which means there will be less support and parts availability for 1972 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 1972 Alfa Romeo GT would be higher. At 1,597 cc (4 cylinders), 1991 Ford Sierra is equipped with a bigger engine. In terms of performance, 1972 Alfa Romeo GT (101 HP @ 5500 RPM) has 27 more horse power than 1991 Ford Sierra. (74 HP @ 4900 RPM). In normal driving conditions, 1972 Alfa Romeo GT should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1972 Alfa Romeo GT weights approximately 11 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1972 Alfa Romeo GT (145 Nm @ 4400 RPM) has 22 more torque (in Nm) than 1991 Ford Sierra. (123 Nm @ 2900 RPM). This means 1972 Alfa Romeo GT will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1972 Alfa Romeo GT | 1991 Ford Sierra | |
| Make | Alfa Romeo | Ford |
| Model | GT | Sierra |
| Year Released | 1972 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 1597 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 74 HP |
| Engine RPM | 5500 RPM | 4900 RPM |
| Torque | 145 Nm | 123 Nm |
| Torque RPM | 4400 RPM | 2900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1026 kg | 1015 kg |
| Vehicle Length | 4090 mm | 4430 mm |
| Vehicle Width | 1590 mm | 1700 mm |
| Vehicle Height | 1330 mm | 1370 mm |
| Wheelbase Size | 2360 mm | 2620 mm |
