1968 Cadillac Calais vs. 1999 Rolls-Royce Silver Seraph
To start off, 1999 Rolls-Royce Silver Seraph is newer by 31 year(s). Which means there will be less support and parts availability for 1968 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1968 Cadillac Calais would be higher. At 7,734 cc (8 cylinders), 1968 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1999 Rolls-Royce Silver Seraph (318 HP @ 5000 RPM) has 90 more horse power than 1968 Cadillac Calais. (228 HP @ 4400 RPM) In normal driving conditions, 1999 Rolls-Royce Silver Seraph should accelerate faster than 1968 Cadillac Calais. With that said, vehicle weight also plays an important factor in acceleration. 1999 Rolls-Royce Silver Seraph weights approximately 195 kg more than 1968 Cadillac Calais. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1968 Cadillac Calais (711 Nm) has 222 more torque (in Nm) than 1999 Rolls-Royce Silver Seraph. (489 Nm). This means 1968 Cadillac Calais will have an easier job in driving up hills or pulling heavy equipment than 1999 Rolls-Royce Silver Seraph.
Compare all specifications:
| 1968 Cadillac Calais | 1999 Rolls-Royce Silver Seraph | |
| Make | Cadillac | Rolls-Royce |
| Model | Calais | Silver Seraph |
| Year Released | 1968 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 7734 cc | 5378 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | in-line |
| Horse Power | 228 HP | 318 HP |
| Engine RPM | 4400 RPM | 5000 RPM |
| Torque | 711 Nm | 489 Nm |
| Engine Bore Size | 109.2 mm | 85 mm |
| Engine Stroke Size | 103.1 mm | 79 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2105 kg | 2300 kg |
| Vehicle Length | 5720 mm | 5390 mm |
| Vehicle Width | 2040 mm | 2170 mm |
| Vehicle Height | 1360 mm | 1530 mm |
| Wheelbase Size | 3300 mm | 3070 mm |
| Fuel Tank Capacity | 82 L | 94 L |
