2006 Infiniti QX56 vs. 2003 Mazda MX-5 Miata
To start off, 2006 Infiniti QX56 is newer by 3 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 5,555 cc (8 cylinders), 2006 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX56 (315 HP @ 4900 RPM) has 203 more horse power than 2003 Mazda MX-5 Miata. (112 HP @ 6500 RPM). In normal driving conditions, 2006 Infiniti QX56 should accelerate faster than 2003 Mazda MX-5 Miata. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti QX56 weights approximately 295 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 2006 Infiniti QX56 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, 2006 Infiniti QX56 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, 2006 Infiniti QX56 (529 Nm @ 3600 RPM) has 405 more torque (in Nm) than 2003 Mazda MX-5 Miata. (124 Nm @ 5000 RPM). This means 2006 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda MX-5 Miata. 2006 Infiniti QX56 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. 2006 Infiniti QX56 will be easier to drive especially in heavy traffic.
Compare all specifications:
2006 Infiniti QX56 | 2003 Mazda MX-5 Miata | |
Make | Infiniti | Mazda |
Model | QX56 | MX-5 Miata |
Year Released | 2006 | 2003 |
Body Type | SUV | Convertible |
Engine Position | Front | Front |
Engine Size | 5555 cc | 1498 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 315 HP | 112 HP |
Engine RPM | 4900 RPM | 6500 RPM |
Torque | 529 Nm | 124 Nm |
Torque RPM | 3600 RPM | 5000 RPM |
Engine Compression Ratio | 9.8:1 | 9.0:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 7 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1320 kg | 1025 kg |
Vehicle Length | 5260 mm | 3960 mm |
Vehicle Width | 2010 mm | 1680 mm |
Vehicle Height | 1980 mm | 1240 mm |
Wheelbase Size | 3140 mm | 2270 mm |
Fuel Tank Capacity | 106 L | 50 L |