1956 AC Ace vs. 1974 AC 428
To start off, 1974 AC 428 is newer by 18 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 7,003 cc (8 cylinders), 1974 AC 428 is equipped with a bigger engine. In terms of performance, 1974 AC 428 (298 HP @ 4600 RPM) has 175 more horse power than 1956 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 1974 AC 428 should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1974 AC 428 weights approximately 536 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, 1974 AC 428 (639 Nm) has 472 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 1974 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
1956 AC Ace | 1974 AC 428 | |
Make | AC | AC |
Model | Ace | 428 |
Year Released | 1956 | 1974 |
Engine Position | Front | Front |
Engine Size | 1971 cc | 7003 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | in-line |
Horse Power | 123 HP | 298 HP |
Engine RPM | 6000 RPM | 4600 RPM |
Torque | 167 Nm | 639 Nm |
Fuel Type | Gasoline | Gasoline |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 894 kg | 1430 kg |
Vehicle Length | 3850 mm | 4430 mm |
Vehicle Width | 1520 mm | 1710 mm |
Vehicle Height | 1250 mm | 1310 mm |
Wheelbase Size | 2290 mm | 2450 mm |