2010 Daihatsu Sirion vs. 1977 Volvo 66
To start off, 2010 Daihatsu Sirion is newer by 33 year(s). Which means there will be less support and parts availability for 1977 Volvo 66. In addition, the cost of maintenance, including insurance, on 1977 Volvo 66 would be higher. At 1,289 cc (4 cylinders), 1977 Volvo 66 is equipped with a bigger engine. In terms of performance, 2010 Daihatsu Sirion (69 HP @ 6000 RPM) has 13 more horse power than 1977 Volvo 66. (56 HP @ 5200 RPM). In normal driving conditions, 2010 Daihatsu Sirion should accelerate faster than 1977 Volvo 66.
Because 2010 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1977 Volvo 66. In wet, icy, snow, or gravel driving conditions, 2010 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, both vehicles can yield 94 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 1977 Volvo 66 has automatic transmission and 2010 Daihatsu Sirion has manual transmission. 2010 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Volvo 66 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2010 Daihatsu Sirion | 1977 Volvo 66 | |
| Make | Daihatsu | Volvo |
| Model | Sirion | 66 |
| Year Released | 2010 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 998 cc | 1289 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 69 HP | 56 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 94 Nm | 94 Nm |
| Torque RPM | 3600 RPM | 2800 RPM |
| Engine Bore Size | 71.1 mm | 73.1 mm |
| Engine Stroke Size | 84 mm | 77 mm |
| Engine Compression Ratio | 10.5:1 | 8.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
