1997 Alfa Romeo 155 vs. 2007 Hummer H3
To start off, 2007 Hummer H3 is newer by 10 year(s). Which means there will be less support and parts availability for 1997 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1997 Alfa Romeo 155 would be higher. At 3,699 cc (5 cylinders), 2007 Hummer H3 is equipped with a bigger engine. In terms of performance, 2007 Hummer H3 (242 HP @ 5600 RPM) has 124 more horse power than 1997 Alfa Romeo 155. (118 HP @ 6300 RPM) In normal driving conditions, 2007 Hummer H3 should accelerate faster than 1997 Alfa Romeo 155.
Because 2007 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 1997 Alfa Romeo 155. In wet, icy, snow, or gravel driving conditions, 2007 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. Let's talk about torque, 2007 Hummer H3 (328 Nm @ 4600 RPM) has 184 more torque (in Nm) than 1997 Alfa Romeo 155. (144 Nm @ 4500 RPM). This means 2007 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 155.
Compare all specifications:
| 1997 Alfa Romeo 155 | 2007 Hummer H3 | |
| Make | Alfa Romeo | Hummer |
| Model | 155 | H3 |
| Year Released | 1997 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 3699 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 118 HP | 242 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 144 Nm | 328 Nm |
| Torque RPM | 4500 RPM | 4600 RPM |
| Engine Bore Size | 82 mm | 95.5 mm |
| Engine Stroke Size | 75.7 mm | 101.6 mm |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4450 mm | 4750 mm |
| Vehicle Width | 1710 mm | 2180 mm |
| Vehicle Height | 1450 mm | 1900 mm |
