1978 Dodge Aspen vs. 1975 Pontiac Bonneville
To start off, 1978 Dodge Aspen is newer by 3 year(s). Which means there will be less support and parts availability for 1975 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 1975 Pontiac Bonneville would be higher. At 6,556 cc (8 cylinders), 1975 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 1975 Pontiac Bonneville (168 HP @ 4000 RPM) has 68 more horse power than 1978 Dodge Aspen. (100 HP @ 3600 RPM) In normal driving conditions, 1975 Pontiac Bonneville should accelerate faster than 1978 Dodge Aspen. With that said, vehicle weight also plays an important factor in acceleration. 1975 Pontiac Bonneville weights approximately 617 kg more than 1978 Dodge Aspen. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1975 Pontiac Bonneville (415 Nm @ 2200 RPM) has 184 more torque (in Nm) than 1978 Dodge Aspen. (231 Nm @ 1600 RPM). This means 1975 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1978 Dodge Aspen.
Compare all specifications:
| 1978 Dodge Aspen | 1975 Pontiac Bonneville | |
| Make | Dodge | Pontiac |
| Model | Aspen | Bonneville |
| Year Released | 1978 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 3687 cc | 6556 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 168 HP |
| Engine RPM | 3600 RPM | 4000 RPM |
| Torque | 231 Nm | 415 Nm |
| Torque RPM | 1600 RPM | 2200 RPM |
| Engine Bore Size | 82.5 mm | 104.6 mm |
| Engine Stroke Size | 117.5 mm | 95.3 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1488 kg | 2105 kg |
| Vehicle Length | 5200 mm | 5750 mm |
| Vehicle Width | 1840 mm | 2030 mm |
| Vehicle Height | 1410 mm | 1380 mm |
| Wheelbase Size | 2870 mm | 3140 mm |
