1956 AC Ace vs. 1968 Mercury Montclair
To start off, 1968 Mercury Montclair is newer by 12 year(s). Which means there will be less support and parts availability for 1956 AC Ace. In addition, the cost of maintenance, including insurance, on 1956 AC Ace would be higher. At 6,393 cc (8 cylinders), 1968 Mercury Montclair is equipped with a bigger engine. In terms of performance, 1968 Mercury Montclair (267 HP @ 4400 RPM) has 144 more horse power than 1956 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 1968 Mercury Montclair should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1968 Mercury Montclair weights approximately 1104 kg more than 1956 AC Ace. 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 Mercury Montclair (546 Nm) has 379 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 1968 Mercury Montclair will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 1968 Mercury Montclair | |
| Make | AC | Mercury |
| Model | Ace | Montclair |
| Year Released | 1956 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 6393 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 123 HP | 267 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 167 Nm | 546 Nm |
| Engine Bore Size | 66 mm | 103 mm |
| Engine Stroke Size | 96 mm | 96 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 894 kg | 1998 kg |
| Vehicle Length | 3850 mm | 5560 mm |
| Vehicle Width | 1520 mm | 1990 mm |
| Vehicle Height | 1250 mm | 1410 mm |
| Wheelbase Size | 2290 mm | 3130 mm |
