2003 Mazda MX-5 Miata vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Mazda MX-5 Miata. In addition, the cost of maintenance, including insurance, on 2003 Mazda MX-5 Miata would be higher. At 6,000 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (353 HP @ 5400 RPM) has 241 more horse power than 2003 Mazda MX-5 Miata. (112 HP @ 6500 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 2003 Mazda MX-5 Miata. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 1634 kg more than 2003 Mazda MX-5 Miata. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda MX-5 Miata. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 GMC Sierra (506 Nm @ 4400 RPM) has 382 more torque (in Nm) than 2003 Mazda MX-5 Miata. (124 Nm @ 5000 RPM). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda MX-5 Miata. 2011 GMC Sierra has automatic transmission and 2003 Mazda MX-5 Miata has manual transmission. 2003 Mazda MX-5 Miata will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Mazda MX-5 Miata | 2011 GMC Sierra | |
| Make | Mazda | GMC |
| Model | MX-5 Miata | Sierra |
| Year Released | 2003 | 2011 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1498 cc | 6000 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 112 HP | 353 HP |
| Engine RPM | 6500 RPM | 5400 RPM |
| Torque | 124 Nm | 506 Nm |
| Torque RPM | 5000 RPM | 4400 RPM |
| Engine Compression Ratio | 9.0:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 3 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1025 kg | 2659 kg |
| Vehicle Length | 3960 mm | 5720 mm |
| Vehicle Width | 1680 mm | 2440 mm |
| Vehicle Height | 1240 mm | 1960 mm |
| Wheelbase Size | 2270 mm | 3380 mm |
| Fuel Tank Capacity | 50 L | 129 L |
