1956 AC Ace vs. 2005 Lincoln Zephyr
To start off, 2005 Lincoln Zephyr is newer by 49 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 2,967 cc (6 cylinders), 2005 Lincoln Zephyr is equipped with a bigger engine. In terms of performance, 2005 Lincoln Zephyr (218 HP @ 6250 RPM) has 95 more horse power than 1956 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2005 Lincoln Zephyr should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2005 Lincoln Zephyr weights approximately 650 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, 2005 Lincoln Zephyr (271 Nm) has 104 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 2005 Lincoln Zephyr will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace. 2005 Lincoln Zephyr has automatic transmission and 1956 AC Ace has manual transmission. 1956 AC Ace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Lincoln Zephyr will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1956 AC Ace | 2005 Lincoln Zephyr | |
| Make | AC | Lincoln |
| Model | Ace | Zephyr |
| Year Released | 1956 | 2005 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 218 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 167 Nm | 271 Nm |
| Engine Bore Size | 66 mm | 89 mm |
| Engine Stroke Size | 96 mm | 79.5 mm |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1544 kg |
| Vehicle Length | 3850 mm | 4850 mm |
| Vehicle Width | 1520 mm | 1840 mm |
| Vehicle Height | 1250 mm | 1430 mm |
| Wheelbase Size | 2290 mm | 2730 mm |
| Fuel Tank Capacity | 59 L | 68 L |
