1956 AC Ace vs. 2007 Mazda 6
To start off, 2007 Mazda 6 is newer by 51 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 1,998 cc (4 cylinders), 2007 Mazda 6 is equipped with a bigger engine. In terms of performance, 2007 Mazda 6 (135 HP @ 3500 RPM) has 12 more horse power than 1956 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2007 Mazda 6 should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mazda 6 weights approximately 591 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, 2007 Mazda 6 (310 Nm) has 143 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 2007 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 2007 Mazda 6 | |
| Make | AC | Mazda |
| Model | Ace | 6 |
| Year Released | 1956 | 2007 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 135 HP |
| Engine RPM | 6000 RPM | 3500 RPM |
| Torque | 167 Nm | 310 Nm |
| Engine Bore Size | 66 mm | 86 mm |
| Engine Stroke Size | 96 mm | 86 mm |
| Fuel Type | Gasoline | Diesel |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1485 kg |
| Vehicle Length | 3850 mm | 4690 mm |
| Vehicle Width | 1520 mm | 1790 mm |
| Vehicle Height | 1250 mm | 1440 mm |
| Wheelbase Size | 2290 mm | 2680 mm |
| Fuel Tank Capacity | 59 L | 64 L |
