1957 AC Ace vs. 1980 Bentley Mulsanne
To start off, 1980 Bentley Mulsanne is newer by 23 year(s). Which means there will be less support and parts availability for 1957 AC Ace. In addition, the cost of maintenance, including insurance, on 1957 AC Ace would be higher. At 6,750 cc (8 cylinders), 1980 Bentley Mulsanne is equipped with a bigger engine. In terms of performance, 1980 Bentley Mulsanne (201 HP @ 4000 RPM) has 127 more horse power than 1957 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1980 Bentley Mulsanne should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1980 Bentley Mulsanne weights approximately 1360 kg more than 1957 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1957 AC Ace | 1980 Bentley Mulsanne | |
| Make | AC | Bentley |
| Model | Ace | Mulsanne |
| Year Released | 1957 | 1980 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 6750 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 74 HP | 201 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 890 kg | 2250 kg |
| Vehicle Length | 3850 mm | 5320 mm |
| Vehicle Width | 1520 mm | 1900 mm |
| Vehicle Height | 1250 mm | 1500 mm |
| Wheelbase Size | 2290 mm | 3070 mm |
