1989 Alfa Romeo SZ vs. 2009 Hummer H3
To start off, 2009 Hummer H3 is newer by 20 year(s). Which means there will be less support and parts availability for 1989 Alfa Romeo SZ. In addition, the cost of maintenance, including insurance, on 1989 Alfa Romeo SZ would be higher. At 3,653 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (242 HP @ 5600 RPM) has 34 more horse power than 1989 Alfa Romeo SZ. (208 HP @ 6200 RPM) In normal driving conditions, 2009 Hummer H3 should accelerate faster than 1989 Alfa Romeo SZ. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 934 kg more than 1989 Alfa Romeo SZ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Alfa Romeo SZ. 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. Let's talk about torque, 2009 Hummer H3 (328 Nm @ 4600 RPM) has 83 more torque (in Nm) than 1989 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 1989 Alfa Romeo SZ.
Compare all specifications:
| 1989 Alfa Romeo SZ | 2009 Hummer H3 | |
| Make | Alfa Romeo | Hummer |
| Model | SZ | H3 |
| Year Released | 1989 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 3653 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 242 HP |
| Engine RPM | 6200 RPM | 5600 RPM |
| Torque | 245 Nm | 328 Nm |
| Torque RPM | 4500 RPM | 4600 RPM |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 245 km/hour | 155 km/hour |
| Acceleration 0-100mph | 7 seconds | 9.7 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1260 kg | 2194 kg |
| Vehicle Length | 4070 mm | 4790 mm |
| Vehicle Width | 1740 mm | 1900 mm |
| Vehicle Height | 1320 mm | 2000 mm |
| Wheelbase Size | 2520 mm | 2850 mm |
| Fuel Consumption Overall | 7.9 L/100km | 13.9 L/100km |
| Fuel Tank Capacity | 50 L | 87 L |
