2009 Toyota Sienna vs. 2004 Pontiac Aztek
To start off, 2009 Toyota Sienna is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Pontiac Aztek. In addition, the cost of maintenance, including insurance, on 2004 Pontiac Aztek would be higher. At 3,456 cc (6 cylinders), 2009 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2009 Toyota Sienna (266 HP @ 6200 RPM) has 90 more horse power than 2004 Pontiac Aztek. (176 HP @ 5200 RPM). In normal driving conditions, 2009 Toyota Sienna should accelerate faster than 2004 Pontiac Aztek. With that said, vehicle weight also plays an important factor in acceleration. 2004 Pontiac Aztek weights approximately 500 kg more than 2009 Toyota Sienna.
Because 2004 Pontiac Aztek is four wheel drive (4WD), it will have significant more traction and grip than 2009 Toyota Sienna. In wet, icy, snow, or gravel driving conditions, 2004 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, 2009 Toyota Sienna (332 Nm @ 4700 RPM) has 34 more torque (in Nm) than 2004 Pontiac Aztek. (298 Nm @ 4000 RPM). This means 2009 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2004 Pontiac Aztek.
Compare all specifications:
| 2009 Toyota Sienna | 2004 Pontiac Aztek | |
| Make | Toyota | Pontiac |
| Model | Sienna | Aztek |
| Year Released | 2009 | 2004 |
| Body Type | Minivan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 3456 cc | 3392 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 266 HP | 176 HP |
| Engine RPM | 6200 RPM | 5200 RPM |
| Torque | 332 Nm | 298 Nm |
| Torque RPM | 4700 RPM | 4000 RPM |
| Engine Compression Ratio | 9.8:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1330 kg | 1830 kg |
| Vehicle Length | 5110 mm | 4630 mm |
| Vehicle Width | 1970 mm | 1880 mm |
| Vehicle Height | 1760 mm | 1700 mm |
| Wheelbase Size | 3040 mm | 2760 mm |
| Fuel Tank Capacity | 76 L | 69 L |
