2006 Chevrolet Optra vs. 2008 Daihatsu Sirion
To start off, 2008 Daihatsu Sirion is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Chevrolet Optra. In addition, the cost of maintenance, including insurance, on 2006 Chevrolet Optra would be higher. At 1,598 cc (4 cylinders), 2006 Chevrolet Optra is equipped with a bigger engine. In terms of performance, 2006 Chevrolet Optra (108 HP) has 22 more horse power than 2008 Daihatsu Sirion. (86 HP). In normal driving conditions, 2006 Chevrolet Optra should accelerate faster than 2008 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2006 Chevrolet Optra weights approximately 810 kg more than 2008 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2006 Chevrolet Optra (151 Nm @ 4000 RPM) has 31 more torque (in Nm) than 2008 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 2006 Chevrolet Optra will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion. 2008 Daihatsu Sirion has automatic transmission and 2006 Chevrolet Optra has manual transmission. 2006 Chevrolet Optra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Chevrolet Optra | 2008 Daihatsu Sirion | |
| Make | Chevrolet | Daihatsu |
| Model | Optra | Sirion |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1296 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 108 HP | 86 HP |
| Torque | 151 Nm | 120 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Engine Bore Size | 79 mm | 72 mm |
| Engine Stroke Size | 81.5 mm | 79.7 mm |
| Top Speed | 187 km/hour | 175 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1750 kg | 940 kg |
| Vehicle Length | 4440 mm | 3400 mm |
| Vehicle Height | 1250 mm | 1250 mm |
| Wheelbase Size | 2610 mm | 2440 mm |
| Fuel Consumption Overall | 14.7 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 60 L | 40 L |
