1957 AC Ace vs. 1954 Austin A 90
To start off, 1957 AC Ace is newer by 3 year(s). Which means there will be less support and parts availability for 1954 Austin A 90. In addition, the cost of maintenance, including insurance, on 1954 Austin A 90 would be higher. At 2,660 cc (4 cylinders), 1954 Austin A 90 is equipped with a bigger engine. In terms of performance, 1957 AC Ace (123 HP @ 6000 RPM) has 36 more horse power than 1954 Austin A 90. (87 HP @ 4000 RPM). In normal driving conditions, 1957 AC Ace should accelerate faster than 1954 Austin A 90. With that said, vehicle weight also plays an important factor in acceleration. 1954 Austin A 90 weights approximately 496 kg more than 1957 AC Ace.
Let's talk about torque, 1954 Austin A 90 (191 Nm @ 2500 RPM) has 24 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 1954 Austin A 90 will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 1954 Austin A 90 | |
| Make | AC | Austin |
| Model | Ace | A 90 |
| Year Released | 1957 | 1954 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2660 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 123 HP | 87 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 167 Nm | 191 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 894 kg | 1390 kg |
| Vehicle Length | 3850 mm | 4520 mm |
| Vehicle Width | 1520 mm | 1780 mm |
| Vehicle Height | 1250 mm | 1560 mm |
| Wheelbase Size | 2290 mm | 2440 mm |
