1977 Alfa Romeo Giulietta vs. 2000 Daihatsu Sirion
To start off, 2000 Daihatsu Sirion is newer by 23 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 1,570 cc (4 cylinders), 1977 Alfa Romeo Giulietta is equipped with a bigger engine. In terms of performance, 1977 Alfa Romeo Giulietta (108 HP @ 5600 RPM) has 55 more horse power than 2000 Daihatsu Sirion. (53 HP @ 5200 RPM). In normal driving conditions, 1977 Alfa Romeo Giulietta should accelerate faster than 2000 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1977 Alfa Romeo Giulietta weights approximately 180 kg more than 2000 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2000 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1977 Alfa Romeo Giulietta. In wet, icy, snow, or gravel driving conditions, 2000 Daihatsu Sirion will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1977 Alfa Romeo Giulietta (144 Nm @ 4300 RPM) has 56 more torque (in Nm) than 2000 Daihatsu Sirion. (88 Nm @ 3600 RPM). This means 1977 Alfa Romeo Giulietta will have an easier job in driving up hills or pulling heavy equipment than 2000 Daihatsu Sirion.
Compare all specifications:
| 1977 Alfa Romeo Giulietta | 2000 Daihatsu Sirion | |
| Make | Alfa Romeo | Daihatsu |
| Model | Giulietta | Sirion |
| Year Released | 1977 | 2000 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 989 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 108 HP | 53 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 144 Nm | 88 Nm |
| Torque RPM | 4300 RPM | 3600 RPM |
| Engine Bore Size | 78 mm | 71.9 mm |
| Engine Stroke Size | 82 mm | 81 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1070 kg | 890 kg |
| Vehicle Length | 4220 mm | 3680 mm |
| Vehicle Width | 1660 mm | 1600 mm |
| Vehicle Height | 1410 mm | 1460 mm |
| Wheelbase Size | 2520 mm | 2350 mm |
| Fuel Tank Capacity | 53 L | 37 L |
