1975 GMC Jimmy vs. 1961 Riley One-Point-Five
To start off, 1975 GMC Jimmy is newer by 14 year(s). Which means there will be less support and parts availability for 1961 Riley One-Point-Five. In addition, the cost of maintenance, including insurance, on 1961 Riley One-Point-Five would be higher. At 6,555 cc (8 cylinders), 1975 GMC Jimmy is equipped with a bigger engine. In terms of performance, 1975 GMC Jimmy (173 HP @ 3600 RPM) has 111 more horse power than 1961 Riley One-Point-Five. (62 HP @ 4500 RPM). In normal driving conditions, 1975 GMC Jimmy should accelerate faster than 1961 Riley One-Point-Five. With that said, vehicle weight also plays an important factor in acceleration. 1975 GMC Jimmy weights approximately 945 kg more than 1961 Riley One-Point-Five. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1961 Riley One-Point-Five. In wet, icy, snow, or gravel driving conditions, 1975 GMC Jimmy 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, 1975 GMC Jimmy (393 Nm @ 2800 RPM) has 281 more torque (in Nm) than 1961 Riley One-Point-Five. (112 Nm @ 3000 RPM). This means 1975 GMC Jimmy will have an easier job in driving up hills or pulling heavy equipment than 1961 Riley One-Point-Five.
Compare all specifications:
| 1975 GMC Jimmy | 1961 Riley One-Point-Five | |
| Make | GMC | Riley |
| Model | Jimmy | One-Point-Five |
| Year Released | 1975 | 1961 |
| Engine Position | Front | Front |
| Engine Size | 6555 cc | 1489 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 173 HP | 62 HP |
| Engine RPM | 3600 RPM | 4500 RPM |
| Torque | 393 Nm | 112 Nm |
| Torque RPM | 2800 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 1880 kg | 935 kg |
| Vehicle Length | 4690 mm | 3890 mm |
| Vehicle Width | 2030 mm | 1560 mm |
| Vehicle Height | 1840 mm | 1530 mm |
| Wheelbase Size | 2720 mm | 2190 mm |
