1973 Bitter CD vs. 2008 Daihatsu Sirion
To start off, 2008 Daihatsu Sirion is newer by 35 year(s). Which means there will be less support and parts availability for 1973 Bitter CD. In addition, the cost of maintenance, including insurance, on 1973 Bitter CD would be higher. At 5,353 cc (8 cylinders), 1973 Bitter CD is equipped with a bigger engine. In terms of performance, 1973 Bitter CD (226 HP @ 4700 RPM) has 136 more horse power than 2008 Daihatsu Sirion. (90 HP @ 6000 RPM). In normal driving conditions, 1973 Bitter CD should accelerate faster than 2008 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1973 Bitter CD weights approximately 744 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 1973 Bitter CD. 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, 1973 Bitter CD (427 Nm @ 3000 RPM) has 307 more torque (in Nm) than 2008 Daihatsu Sirion. (120 Nm @ 4400 RPM). This means 1973 Bitter CD will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion.
Compare all specifications:
| 1973 Bitter CD | 2008 Daihatsu Sirion | |
| Make | Bitter | Daihatsu |
| Model | CD | Sirion |
| Year Released | 1973 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 5353 cc | 1298 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 226 HP | 90 HP |
| Engine RPM | 4700 RPM | 6000 RPM |
| Torque | 427 Nm | 120 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Engine Bore Size | 101.6 mm | 72 mm |
| Engine Stroke Size | 82.6 mm | 79.7 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Top Speed | 209 km/hour | 165 km/hour |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1724 kg | 980 kg |
| Vehicle Length | 4860 mm | 3610 mm |
| Vehicle Width | 1850 mm | 1670 mm |
| Vehicle Height | 1290 mm | 1560 mm |
| Wheelbase Size | 2690 mm | 2440 mm |
| Fuel Tank Capacity | 80 L | 38 L |
