1956 AC Ace vs. 1987 BMW 750
To start off, 1987 BMW 750 is newer by 31 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 4,986 cc (12 cylinders), 1987 BMW 750 is equipped with a bigger engine. In terms of performance, 1987 BMW 750 (297 HP @ 5200 RPM) has 223 more horse power than 1956 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1987 BMW 750 should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1987 BMW 750 weights approximately 946 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, 1987 BMW 750 (450 Nm) has 283 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 1987 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 1987 BMW 750 | |
| Make | AC | BMW |
| Model | Ace | 750 |
| Year Released | 1956 | 1987 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4986 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 74 HP | 297 HP |
| Engine RPM | 4500 RPM | 5200 RPM |
| Torque | 167 Nm | 450 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1840 kg |
| Vehicle Length | 3850 mm | 4920 mm |
| Vehicle Width | 1520 mm | 1850 mm |
| Vehicle Height | 1250 mm | 1420 mm |
| Wheelbase Size | 2290 mm | 2840 mm |
| Fuel Tank Capacity | 59 L | 120 L |
