1956 AC Ace vs. 1973 Bitter CD
To start off, 1973 Bitter CD is newer by 17 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 5,353 cc (8 cylinders), 1973 Bitter CD is equipped with a bigger engine. In terms of performance, 1973 Bitter CD (226 HP @ 4700 RPM) has 152 more horse power than 1956 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1973 Bitter CD should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1973 Bitter CD weights approximately 830 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, 1973 Bitter CD (427 Nm) has 260 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 1973 Bitter CD will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 1973 Bitter CD | |
| Make | AC | Bitter |
| Model | Ace | CD |
| Year Released | 1956 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 5353 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 74 HP | 226 HP |
| Engine RPM | 4500 RPM | 4700 RPM |
| Torque | 167 Nm | 427 Nm |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1724 kg |
| Vehicle Length | 3850 mm | 4860 mm |
| Vehicle Width | 1520 mm | 1850 mm |
| Vehicle Height | 1250 mm | 1290 mm |
| Wheelbase Size | 2290 mm | 2690 mm |
| Fuel Tank Capacity | 59 L | 80 L |
