1995 Caterham 21 vs. 2009 Daihatsu Sirion
To start off, 2009 Daihatsu Sirion is newer by 14 year(s). Which means there will be less support and parts availability for 1995 Caterham 21. In addition, the cost of maintenance, including insurance, on 1995 Caterham 21 would be higher. At 1,588 cc (4 cylinders), 1995 Caterham 21 is equipped with a bigger engine. In terms of performance, 1995 Caterham 21 (138 HP @ 7000 RPM) has 36 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM). In normal driving conditions, 1995 Caterham 21 should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 Daihatsu Sirion weights approximately 317 kg more than 1995 Caterham 21.
Because 1995 Caterham 21 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1995 Caterham 21. However, in wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Sirion, being front wheel drive (FWD), will offer much better control with better grip. 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, 1995 Caterham 21 (156 Nm @ 5000 RPM) has 24 more torque (in Nm) than 2009 Daihatsu Sirion. (132 Nm @ 4400 RPM). This means 1995 Caterham 21 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 1995 Caterham 21 | 2009 Daihatsu Sirion | |
| Make | Caterham | Daihatsu |
| Model | 21 | Sirion |
| Year Released | 1995 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 1494 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 102 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 156 Nm | 132 Nm |
| Torque RPM | 5000 RPM | 4400 RPM |
| Engine Bore Size | 80 mm | 72 mm |
| Engine Stroke Size | 79 mm | 91.8 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Top Speed | 211 km/hour | 175 km/hour |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 648 kg | 965 kg |
| Vehicle Length | 3810 mm | 3640 mm |
| Vehicle Width | 1590 mm | 1670 mm |
| Vehicle Height | 1070 mm | 1560 mm |
| Wheelbase Size | 2260 mm | 2440 mm |
| Fuel Tank Capacity | 54 L | 40 L |
