1984 Alfa Romeo Alfa 6 vs. 2008 Daihatsu Sirion
To start off, 2008 Daihatsu Sirion is newer by 24 year(s). Which means there will be less support and parts availability for 1984 Alfa Romeo Alfa 6. In addition, the cost of maintenance, including insurance, on 1984 Alfa Romeo Alfa 6 would be higher. At 1,995 cc (6 cylinders), 1984 Alfa Romeo Alfa 6 is equipped with a bigger engine. In terms of performance, 1984 Alfa Romeo Alfa 6 (135 HP @ 5600 RPM) has 45 more horse power than 2008 Daihatsu Sirion. (90 HP @ 6000 RPM). In normal driving conditions, 1984 Alfa Romeo Alfa 6 should accelerate faster than 2008 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1984 Alfa Romeo Alfa 6 weights approximately 490 kg more than 2008 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1984 Alfa Romeo Alfa 6. In wet, icy, snow, or gravel driving conditions, 2008 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, 1984 Alfa Romeo Alfa 6 (178 Nm @ 4500 RPM) has 58 more torque (in Nm) than 2008 Daihatsu Sirion. (120 Nm @ 4400 RPM). This means 1984 Alfa Romeo Alfa 6 will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion.
Compare all specifications:
| 1984 Alfa Romeo Alfa 6 | 2008 Daihatsu Sirion | |
| Make | Alfa Romeo | Daihatsu |
| Model | Alfa 6 | Sirion |
| Year Released | 1984 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 135 HP | 90 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 178 Nm | 120 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Engine Bore Size | 80 mm | 72 mm |
| Engine Stroke Size | 66.2 mm | 79.7 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Top Speed | 180 km/hour | 165 km/hour |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1470 kg | 980 kg |
| Vehicle Length | 4690 mm | 3610 mm |
| Vehicle Width | 1690 mm | 1670 mm |
| Vehicle Height | 1400 mm | 1560 mm |
| Wheelbase Size | 2520 mm | 2440 mm |
| Fuel Tank Capacity | 72 L | 38 L |
