1981 Dodge Omni vs. 2007 Hummer H2
To start off, 2007 Hummer H2 is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Dodge Omni. In addition, the cost of maintenance, including insurance, on 1981 Dodge Omni would be higher. At 5,999 cc (8 cylinders), 2007 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Hummer H2 (325 HP @ 5200 RPM) has 261 more horse power than 1981 Dodge Omni. (64 HP @ 5200 RPM) In normal driving conditions, 2007 Hummer H2 should accelerate faster than 1981 Dodge Omni. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1903 kg more than 1981 Dodge Omni. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Dodge Omni. In wet, icy, snow, or gravel driving conditions, 2007 Hummer H2 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 H2 (495 Nm @ 4000 RPM) has 380 more torque (in Nm) than 1981 Dodge Omni. (115 Nm @ 2400 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 1981 Dodge Omni. 2007 Hummer H2 has automatic transmission and 1981 Dodge Omni has manual transmission. 1981 Dodge Omni will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Dodge Omni | 2007 Hummer H2 | |
| Make | Dodge | Hummer |
| Model | Omni | H2 |
| Year Released | 1981 | 2007 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1715 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 64 HP | 325 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 115 Nm | 495 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Engine Bore Size | 79.6 mm | 101.6 mm |
| Engine Stroke Size | 86.4 mm | 91.9 mm |
| Engine Compression Ratio | 8.2:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1000 kg | 2903 kg |
| Vehicle Length | 4190 mm | 5180 mm |
| Vehicle Width | 1680 mm | 2070 mm |
| Vehicle Height | 1360 mm | 2020 mm |
| Wheelbase Size | 2530 mm | 3120 mm |
| Fuel Tank Capacity | 53 L | 121 L |
