2003 Alfa Romeo 166 vs. 2009 Hummer H3
To start off, 2009 Hummer H3 is newer by 6 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 5,300 cc (8 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (363 HP @ 5200 RPM) has 146 more horse power than 2003 Alfa Romeo 166. (217 HP @ 6300 RPM) In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2003 Alfa Romeo 166.
Because 2009 Hummer H3 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, 2009 Hummer H3 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. 2003 Alfa Romeo 166 has automatic transmission and 2009 Hummer H3 has manual transmission. 2009 Hummer H3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2009 Hummer H3 | |
| Make | Alfa Romeo | Hummer |
| Model | 166 | H3 |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 217 HP | 363 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Engine Compression Ratio | 10.0:1 | 9.9:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Width | 1810 mm | 2000 mm |
