2006 Infiniti Q45 vs. 2003 Pontiac Vibe
To start off, 2006 Infiniti Q45 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Pontiac Vibe. In addition, the cost of maintenance, including insurance, on 2003 Pontiac Vibe would be higher. At 4,494 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 217 more horse power than 2003 Pontiac Vibe. (123 HP @ 6000 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2003 Pontiac Vibe. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti Q45 weights approximately 95 kg more than 2003 Pontiac Vibe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Pontiac Vibe is four wheel drive (4WD), it will have significant more traction and grip than 2006 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2003 Pontiac Vibe 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 Q45 (452 Nm @ 4000 RPM) has 292 more torque (in Nm) than 2003 Pontiac Vibe. (160 Nm @ 4200 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2003 Pontiac Vibe. 2006 Infiniti Q45 has automatic transmission and 2003 Pontiac Vibe has manual transmission. 2003 Pontiac Vibe will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Infiniti Q45 | 2003 Pontiac Vibe | |
| Make | Infiniti | Pontiac |
| Model | Q45 | Vibe |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 123 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 452 Nm | 160 Nm |
| Torque RPM | 4000 RPM | 4200 RPM |
| Engine Bore Size | 93 mm | 79 mm |
| Engine Stroke Size | 82.7 mm | 91 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1225 kg |
| Vehicle Length | 5110 mm | 4370 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1500 mm | 1610 mm |
| Wheelbase Size | 2880 mm | 2610 mm |
| Fuel Tank Capacity | 81 L | 45 L |
