1956 AC Ace vs. 2004 Mazda 6
To start off, 2004 Mazda 6 is newer by 48 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 2,262 cc (4 cylinders), 2004 Mazda 6 is equipped with a bigger engine. In terms of performance, 2004 Mazda 6 (168 HP @ 4000 RPM) has 94 more horse power than 1956 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 2004 Mazda 6 should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mazda 6 weights approximately 542 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, 2004 Mazda 6 (221 Nm) has 54 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 2004 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 | 2004 Mazda 6 | |
| Make | AC | Mazda |
| Model | Ace | 6 |
| Year Released | 1956 | 2004 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2262 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 168 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Torque | 167 Nm | 221 Nm |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1436 kg |
| Vehicle Length | 3850 mm | 4750 mm |
| Vehicle Width | 1520 mm | 1790 mm |
| Vehicle Height | 1250 mm | 1450 mm |
| Wheelbase Size | 2290 mm | 2680 mm |
| Fuel Tank Capacity | 59 L | 68 L |
