1955 Alfa Romeo Giulietta vs. 1991 Ford Sierra
To start off, 1991 Ford Sierra is newer by 36 year(s). Which means there will be less support and parts availability for 1955 Alfa Romeo Giulietta. In addition, the cost of maintenance, including insurance, on 1955 Alfa Romeo Giulietta would be higher. At 1,751 cc (4 cylinders), 1991 Ford Sierra is equipped with a bigger engine. In terms of performance, 1955 Alfa Romeo Giulietta (90 HP @ 6000 RPM) has 15 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM). In normal driving conditions, 1955 Alfa Romeo Giulietta should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Sierra weights approximately 282 kg more than 1955 Alfa Romeo Giulietta.
Let's talk about torque, 1991 Ford Sierra (152 Nm @ 2200 RPM) has 44 more torque (in Nm) than 1955 Alfa Romeo Giulietta. (108 Nm @ 4500 RPM). This means 1991 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1955 Alfa Romeo Giulietta.
Compare all specifications:
| 1955 Alfa Romeo Giulietta | 1991 Ford Sierra | |
| Make | Alfa Romeo | Ford |
| Model | Giulietta | Sierra |
| Year Released | 1955 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1288 cc | 1751 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 75 HP |
| Engine RPM | 6000 RPM | 4500 RPM |
| Torque | 108 Nm | 152 Nm |
| Torque RPM | 4500 RPM | 2200 RPM |
| Engine Bore Size | 74 mm | 82.5 mm |
| Engine Stroke Size | 75 mm | 82 mm |
| Engine Compression Ratio | 9.1:1 | 21.5:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 863 kg | 1145 kg |
| Vehicle Length | 3410 mm | 4430 mm |
| Vehicle Width | 1550 mm | 1700 mm |
| Vehicle Height | 1190 mm | 1370 mm |
| Wheelbase Size | 2260 mm | 2620 mm |
| Fuel Tank Capacity | 53 L | 60 L |
