1971 Cadillac Calais vs. 1961 Riley One-Point-Five
To start off, 1971 Cadillac Calais is newer by 10 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 7,733 cc (8 cylinders), 1971 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1971 Cadillac Calais (228 HP @ 4400 RPM) has 166 more horse power than 1961 Riley One-Point-Five. (62 HP @ 4500 RPM). In normal driving conditions, 1971 Cadillac Calais should accelerate faster than 1961 Riley One-Point-Five. With that said, vehicle weight also plays an important factor in acceleration. 1971 Cadillac Calais weights approximately 1165 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.
Compare all specifications:
| 1971 Cadillac Calais | 1961 Riley One-Point-Five | |
| Make | Cadillac | Riley |
| Model | Calais | One-Point-Five |
| Year Released | 1971 | 1961 |
| Engine Position | Front | Front |
| Engine Size | 7733 cc | 1489 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 228 HP | 62 HP |
| Engine RPM | 4400 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2100 kg | 935 kg |
| Vehicle Length | 5750 mm | 3890 mm |
| Wheelbase Size | 3310 mm | 2190 mm |
