2003 Alfa Romeo 166 vs. 2005 Pontiac Aztek
To start off, 2005 Pontiac Aztek is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 3,392 cc (6 cylinders), 2005 Pontiac Aztek is equipped with a bigger engine. In terms of performance, 2005 Pontiac Aztek (176 HP @ 5200 RPM) has 28 more horse power than 2003 Alfa Romeo 166. (148 HP @ 4000 RPM) In normal driving conditions, 2005 Pontiac Aztek should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2005 Pontiac Aztek weights approximately 288 kg more than 2003 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Pontiac Aztek is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2005 Pontiac Aztek 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, 2003 Alfa Romeo 166 (300 Nm @ 1800 RPM) has 2 more torque (in Nm) than 2005 Pontiac Aztek. (298 Nm @ 4000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2005 Pontiac Aztek. 2005 Pontiac Aztek has automatic transmission and 2003 Alfa Romeo 166 has manual transmission. 2003 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Pontiac Aztek will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2005 Pontiac Aztek | |
| Make | Alfa Romeo | Pontiac |
| Model | 166 | Aztek |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 3392 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 176 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 300 Nm | 298 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 92 mm |
| Engine Stroke Size | 90.4 mm | 84 mm |
| Engine Compression Ratio | 18.5:1 | 8.6:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1542 kg | 1830 kg |
| Vehicle Length | 4730 mm | 4630 mm |
| Vehicle Width | 1810 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1700 mm |
| Wheelbase Size | 2600 mm | 2760 mm |
| Fuel Tank Capacity | 69 L | 69 L |
