1977 Alfa Romeo Giulietta vs. 1985 Ford Sierra
To start off, 1985 Ford Sierra is newer by 8 year(s). Which means there will be less support and parts availability for 1977 Alfa Romeo Giulietta. In addition, the cost of maintenance, including insurance, on 1977 Alfa Romeo Giulietta would be higher. At 2,790 cc (6 cylinders), 1985 Ford Sierra is equipped with a bigger engine. In terms of performance, 1985 Ford Sierra (148 HP @ 5700 RPM) has 40 more horse power than 1977 Alfa Romeo Giulietta. (108 HP @ 5600 RPM) In normal driving conditions, 1985 Ford Sierra should accelerate faster than 1977 Alfa Romeo Giulietta. With that said, vehicle weight also plays an important factor in acceleration. 1985 Ford Sierra weights approximately 135 kg more than 1977 Alfa Romeo Giulietta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1985 Ford Sierra (220 Nm @ 3800 RPM) has 76 more torque (in Nm) than 1977 Alfa Romeo Giulietta. (144 Nm @ 4300 RPM). This means 1985 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1977 Alfa Romeo Giulietta.
Compare all specifications:
| 1977 Alfa Romeo Giulietta | 1985 Ford Sierra | |
| Make | Alfa Romeo | Ford |
| Model | Giulietta | Sierra |
| Year Released | 1977 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 2790 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 148 HP |
| Engine RPM | 5600 RPM | 5700 RPM |
| Torque | 144 Nm | 220 Nm |
| Torque RPM | 4300 RPM | 3800 RPM |
| Engine Bore Size | 78 mm | 93 mm |
| Engine Stroke Size | 82 mm | 68.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1070 kg | 1205 kg |
| Vehicle Length | 4220 mm | 4400 mm |
| Vehicle Width | 1660 mm | 1680 mm |
| Vehicle Height | 1410 mm | 1370 mm |
| Wheelbase Size | 2520 mm | 2620 mm |
