2006 GMC Sierra vs. 2003 Infiniti I
To start off, 2006 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Infiniti I. In addition, the cost of maintenance, including insurance, on 2003 Infiniti I would be higher. At 5,358 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 71 more horse power than 2003 Infiniti I. (224 HP @ 5600 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2003 Infiniti I.
Let's talk about torque, 2006 GMC Sierra (454 Nm @ 4000 RPM) has 184 more torque (in Nm) than 2003 Infiniti I. (270 Nm @ 4800 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Infiniti I.
Compare all specifications:
| 2006 GMC Sierra | 2003 Infiniti I | |
| Make | GMC | Infiniti |
| Model | Sierra | I |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 5358 cc | 2960 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 295 HP | 224 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 454 Nm | 270 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Fuel Type | Gasoline / Electric Hybrid | Gasoline |
| Vehicle Length | 5850 mm | 4930 mm |
| Vehicle Width | 2000 mm | 1790 mm |
| Vehicle Height | 1810 mm | 1450 mm |
| Wheelbase Size | 3650 mm | 2760 mm |
