2004 Caterham 7 vs. 2000 Daihatsu Sirion
To start off, 2004 Caterham 7 is newer by 4 year(s). Which means there will be less support and parts availability for 2000 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2000 Daihatsu Sirion would be higher. At 2,261 cc (4 cylinders), 2004 Caterham 7 is equipped with a bigger engine. In terms of performance, 2004 Caterham 7 (200 HP @ 7000 RPM) has 147 more horse power than 2000 Daihatsu Sirion. (53 HP @ 5200 RPM). In normal driving conditions, 2004 Caterham 7 should accelerate faster than 2000 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2000 Daihatsu Sirion weights approximately 350 kg more than 2004 Caterham 7.
Because 2000 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 2004 Caterham 7. In wet, icy, snow, or gravel driving conditions, 2000 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, 2004 Caterham 7 (224 Nm @ 5750 RPM) has 136 more torque (in Nm) than 2000 Daihatsu Sirion. (88 Nm @ 3600 RPM). This means 2004 Caterham 7 will have an easier job in driving up hills or pulling heavy equipment than 2000 Daihatsu Sirion.
Compare all specifications:
| 2004 Caterham 7 | 2000 Daihatsu Sirion | |
| Make | Caterham | Daihatsu |
| Model | 7 | Sirion |
| Year Released | 2004 | 2000 |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 989 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 53 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 224 Nm | 88 Nm |
| Torque RPM | 5750 RPM | 3600 RPM |
| Engine Bore Size | 87.6 mm | 71.9 mm |
| Engine Stroke Size | 94 mm | 81 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 540 kg | 890 kg |
| Vehicle Length | 3310 mm | 3680 mm |
| Vehicle Width | 1690 mm | 1600 mm |
| Vehicle Height | 1150 mm | 1460 mm |
| Wheelbase Size | 2230 mm | 2350 mm |
