2006 Chevrolet Optra vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 3 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 6,199 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (403 HP) has 295 more horse power than 2006 Chevrolet Optra. (108 HP) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2006 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 909 kg more than 2006 Chevrolet Optra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2006 Chevrolet Optra. In wet, icy, snow, or gravel driving conditions, 2009 GMC Sierra 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, 2009 GMC Sierra (565 Nm @ 4300 RPM) has 414 more torque (in Nm) than 2006 Chevrolet Optra. (151 Nm @ 4000 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Chevrolet Optra. 2009 GMC Sierra 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. 2009 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Chevrolet Optra | 2009 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Optra | Sierra |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 6199 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 108 HP | 403 HP |
| Torque | 151 Nm | 565 Nm |
| Torque RPM | 4000 RPM | 4300 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 2659 kg |
| Vehicle Length | 4440 mm | 5850 mm |
| Vehicle Height | 1250 mm | 1880 mm |
| Wheelbase Size | 2610 mm | 3650 mm |
| Fuel Consumption Overall | 14.7 L/100km | 17 L/100km |
| Fuel Tank Capacity | 60 L | 98 L |
