1991 Chevrolet Beretta vs. 2009 Hummer H3
To start off, 2009 Hummer H3 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Chevrolet Beretta. In addition, the cost of maintenance, including insurance, on 1991 Chevrolet Beretta would be higher. At 3,651 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (242 HP @ 5600 RPM) has 134 more horse power than 1991 Chevrolet Beretta. (108 HP @ 5200 RPM) In normal driving conditions, 2009 Hummer H3 should accelerate faster than 1991 Chevrolet Beretta. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 1000 kg more than 1991 Chevrolet Beretta. 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 1991 Chevrolet Beretta. 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 152 more torque (in Nm) than 1991 Chevrolet Beretta. (176 Nm @ 3200 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Chevrolet Beretta.
Compare all specifications:
| 1991 Chevrolet Beretta | 2009 Hummer H3 | |
| Make | Chevrolet | Hummer |
| Model | Beretta | H3 |
| Year Released | 1991 | 2009 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2187 cc | 3651 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 242 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 176 Nm | 328 Nm |
| Torque RPM | 3200 RPM | 4600 RPM |
| Engine Bore Size | 89 mm | 95.5 mm |
| Engine Stroke Size | 88 mm | 102 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1200 kg | 2200 kg |
| Vehicle Length | 4760 mm | 4790 mm |
| Vehicle Width | 1740 mm | 1900 mm |
| Vehicle Height | 1410 mm | 2000 mm |
| Wheelbase Size | 2630 mm | 2850 mm |
| Fuel Tank Capacity | 68 L | 87 L |
