1968 Buick Riviera vs. 1975 Cadillac Calais
To start off, 1975 Cadillac Calais is newer by 7 year(s). Which means there will be less support and parts availability for 1968 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1968 Buick Riviera would be higher. At 8,192 cc (8 cylinders), 1975 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1968 Buick Riviera (305 HP @ 5000 RPM) has 125 more horse power than 1975 Cadillac Calais. (180 HP @ 4400 RPM). In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1975 Cadillac Calais. With that said, vehicle weight also plays an important factor in acceleration. 1975 Cadillac Calais weights approximately 405 kg more than 1968 Buick Riviera.
Compare all specifications:
| 1968 Buick Riviera | 1975 Cadillac Calais | |
| Make | Buick | Cadillac |
| Model | Riviera | Calais |
| Year Released | 1968 | 1975 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 7050 cc | 8192 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 305 HP | 180 HP |
| Engine RPM | 5000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1900 kg | 2305 kg |
| Vehicle Length | 5370 mm | 5880 mm |
| Wheelbase Size | 3030 mm | 3310 mm |
