2009 Daihatsu Sirion vs. 1977 Porsche 911
To start off, 2009 Daihatsu Sirion is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Porsche 911. In addition, the cost of maintenance, including insurance, on 1977 Porsche 911 would be higher. At 3,299 cc (6 cylinders), 1977 Porsche 911 is equipped with a bigger engine. In terms of performance, 1977 Porsche 911 (296 HP @ 5500 RPM) has 194 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM) In normal driving conditions, 1977 Porsche 911 should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1977 Porsche 911 weights approximately 445 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 1977 Porsche 911. 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, 1977 Porsche 911 (431 Nm @ 4000 RPM) has 299 more torque (in Nm) than 2009 Daihatsu Sirion. (132 Nm @ 4400 RPM). This means 1977 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 2009 Daihatsu Sirion | 1977 Porsche 911 | |
| Make | Daihatsu | Porsche |
| Model | Sirion | 911 |
| Year Released | 2009 | 1977 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1495 cc | 3299 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 102 HP | 296 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 132 Nm | 431 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Engine Bore Size | 72 mm | 97.1 mm |
| Engine Stroke Size | 91.8 mm | 74.4 mm |
| Engine Compression Ratio | 10.0:1 | 7.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 10.8 seconds | 5.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 905 kg | 1350 kg |
| Vehicle Length | 3640 mm | 4300 mm |
| Vehicle Width | 1670 mm | 1780 mm |
| Vehicle Height | 1560 mm | 1320 mm |
| Wheelbase Size | 2440 mm | 2270 mm |
| Fuel Tank Capacity | 40 L | 80 L |
