1978 Buick Regal vs. 2007 Hummer H2
To start off, 2007 Hummer H2 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Buick Regal. In addition, the cost of maintenance, including insurance, on 1978 Buick Regal 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 235 more horse power than 1978 Buick Regal. (90 HP @ 3600 RPM) In normal driving conditions, 2007 Hummer H2 should accelerate faster than 1978 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1473 kg more than 1978 Buick Regal. 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 1978 Buick Regal. 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 (496 Nm @ 4000 RPM) has 272 more torque (in Nm) than 1978 Buick Regal. (224 Nm @ 2000 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 1978 Buick Regal.
Compare all specifications:
| 1978 Buick Regal | 2007 Hummer H2 | |
| Make | Buick | Hummer |
| Model | Regal | H2 |
| Year Released | 1978 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3214 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 90 HP | 325 HP |
| Engine RPM | 3600 RPM | 5200 RPM |
| Torque | 224 Nm | 496 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 2903 kg |
| Vehicle Length | 5090 mm | 5180 mm |
| Vehicle Width | 1840 mm | 2070 mm |
| Vehicle Height | 1370 mm | 2020 mm |
| Wheelbase Size | 2750 mm | 3120 mm |
