1967 AC 428 vs. 1994 Mazda 626
To start off, 1994 Mazda 626 is newer by 27 year(s). Which means there will be less support and parts availability for 1967 AC 428. In addition, the cost of maintenance, including insurance, on 1967 AC 428 would be higher. At 7,010 cc (8 cylinders), 1967 AC 428 is equipped with a bigger engine. In terms of performance, 1967 AC 428 (345 HP @ 4600 RPM) has 237 more horse power than 1994 Mazda 626. (108 HP @ 5300 RPM). In normal driving conditions, 1967 AC 428 should accelerate faster than 1994 Mazda 626. With that said, vehicle weight also plays an important factor in acceleration. 1967 AC 428 weights approximately 263 kg more than 1994 Mazda 626. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1967 AC 428 (627 Nm @ 2800 RPM) has 460 more torque (in Nm) than 1994 Mazda 626. (167 Nm @ 4500 RPM). This means 1967 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1994 Mazda 626.
Compare all specifications:
| 1967 AC 428 | 1994 Mazda 626 | |
| Make | AC | Mazda |
| Model | 428 | 626 |
| Year Released | 1967 | 1994 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 7010 cc | 1991 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 345 HP | 108 HP |
| Engine RPM | 4600 RPM | 5300 RPM |
| Torque | 627 Nm | 167 Nm |
| Torque RPM | 2800 RPM | 4500 RPM |
| Engine Bore Size | 105 mm | 80 mm |
| Engine Stroke Size | 101.2 mm | 98 mm |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1483 kg | 1220 kg |
| Vehicle Length | 4520 mm | 4600 mm |
| Vehicle Width | 1710 mm | 1700 mm |
| Vehicle Height | 1260 mm | 1440 mm |
| Wheelbase Size | 2440 mm | 2620 mm |
