1972 Buick Centurion vs. 2009 Daihatsu Sirion
To start off, 2009 Daihatsu Sirion is newer by 37 year(s). Which means there will be less support and parts availability for 1972 Buick Centurion. In addition, the cost of maintenance, including insurance, on 1972 Buick Centurion would be higher. At 7,468 cc (8 cylinders), 1972 Buick Centurion is equipped with a bigger engine. In terms of performance, 1972 Buick Centurion (225 HP @ 4000 RPM) has 123 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM). In normal driving conditions, 1972 Buick Centurion should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1972 Buick Centurion weights approximately 1164 kg more than 2009 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1972 Buick Centurion. In wet, icy, snow, or gravel driving conditions, 2009 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, 1972 Buick Centurion (498 Nm @ 2600 RPM) has 360 more torque (in Nm) than 2009 Daihatsu Sirion. (138 Nm @ 4400 RPM). This means 1972 Buick Centurion will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 1972 Buick Centurion | 2009 Daihatsu Sirion | |
| Make | Buick | Daihatsu |
| Model | Centurion | Sirion |
| Year Released | 1972 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 7468 cc | 1495 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 225 HP | 102 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 498 Nm | 138 Nm |
| Torque RPM | 2600 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2070 kg | 906 kg |
| Vehicle Length | 5650 mm | 3640 mm |
| Vehicle Width | 2040 mm | 1670 mm |
| Vehicle Height | 1380 mm | 1560 mm |
| Wheelbase Size | 3160 mm | 2440 mm |
