2007 Daihatsu Sirion vs. 2001 Porsche 911
To start off, 2007 Daihatsu Sirion is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Porsche 911. In addition, the cost of maintenance, including insurance, on 2001 Porsche 911 would be higher. At 3,400 cc (6 cylinders), 2001 Porsche 911 is equipped with a bigger engine. In terms of performance, 2001 Porsche 911 (300 HP @ 6800 RPM) has 199 more horse power than 2007 Daihatsu Sirion. (101 HP @ 3600 RPM) In normal driving conditions, 2001 Porsche 911 should accelerate faster than 2007 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2001 Porsche 911 weights approximately 465 kg more than 2007 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Daihatsu Sirion. In wet, icy, snow, or gravel driving conditions, 2001 Porsche 911 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, 2001 Porsche 911 (350 Nm @ 4250 RPM) has 210 more torque (in Nm) than 2007 Daihatsu Sirion. (140 Nm @ 4600 RPM). This means 2001 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion.
Compare all specifications:
| 2007 Daihatsu Sirion | 2001 Porsche 911 | |
| Make | Daihatsu | Porsche |
| Model | Sirion | 911 |
| Year Released | 2007 | 2001 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1298 cc | 3400 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 101 HP | 300 HP |
| Engine RPM | 3600 RPM | 6800 RPM |
| Torque | 140 Nm | 350 Nm |
| Torque RPM | 4600 RPM | 4250 RPM |
| Engine Bore Size | 72 mm | 96 mm |
| Engine Stroke Size | 79.7 mm | 78 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 940 kg | 1405 kg |
| Vehicle Length | 3610 mm | 4440 mm |
| Vehicle Width | 1560 mm | 1780 mm |
| Vehicle Height | 1670 mm | 1310 mm |
| Wheelbase Size | 2440 mm | 2360 mm |
| Fuel Tank Capacity | 40 L | 64 L |
