1957 AC Ace vs. 2004 Mazda 6
To start off, 2004 Mazda 6 is newer by 47 year(s). Which means there will be less support and parts availability for 1957 AC Ace. In addition, the cost of maintenance, including insurance, on 1957 AC Ace would be higher. At 1,971 cc (6 cylinders), 1957 AC Ace is equipped with a bigger engine. In terms of performance, 1957 AC Ace (123 HP @ 6000 RPM) has 4 more horse power than 2004 Mazda 6. (119 HP @ 5300 RPM). In normal driving conditions, 1957 AC Ace should accelerate faster than 2004 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mazda 6 weights approximately 526 kg more than 1957 AC Ace.
Let's talk about torque, 2004 Mazda 6 (168 Nm @ 4500 RPM) has 1 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 2004 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 2004 Mazda 6 | |
| Make | AC | Mazda |
| Model | Ace | 6 |
| Year Released | 1957 | 2004 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1798 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 119 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 167 Nm | 168 Nm |
| Torque RPM | 4500 RPM | 4500 RPM |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 894 kg | 1420 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 |
