1958 AC Ace vs. 1978 Mazda Cosmo
To start off, 1978 Mazda Cosmo is newer by 20 year(s). Which means there will be less support and parts availability for 1958 AC Ace. In addition, the cost of maintenance, including insurance, on 1958 AC Ace would be higher. At 1,969 cc (6 cylinders), 1958 AC Ace is equipped with a bigger engine. In terms of performance, 1958 AC Ace (125 HP @ 6000 RPM) has 32 more horse power than 1978 Mazda Cosmo. (93 HP @ 5500 RPM). In normal driving conditions, 1958 AC Ace should accelerate faster than 1978 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mazda Cosmo weights approximately 196 kg more than 1958 AC Ace.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1958 AC Ace (167 Nm @ 4500 RPM) has 17 more torque (in Nm) than 1978 Mazda Cosmo. (150 Nm @ 3300 RPM). This means 1958 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda Cosmo.
Compare all specifications:
| 1958 AC Ace | 1978 Mazda Cosmo | |
| Make | AC | Mazda |
| Model | Ace | Cosmo |
| Year Released | 1958 | 1978 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1969 cc | 1769 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 93 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 167 Nm | 150 Nm |
| Torque RPM | 4500 RPM | 3300 RPM |
| Engine Bore Size | 66 mm | 80 mm |
| Engine Stroke Size | 96 mm | 88 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 896 kg | 1092 kg |
| Vehicle Length | 4010 mm | 4480 mm |
| Vehicle Width | 1540 mm | 1690 mm |
| Vehicle Height | 1270 mm | 1340 mm |
| Wheelbase Size | 2290 mm | 2520 mm |
| Fuel Tank Capacity | 59 L | 65 L |
