1975 AC 428 vs. 1975 Mazda Cosmo
To start off, both 1975 AC 428 and 1975 Mazda Cosmo were released in the same year (1975). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 7,003 cc (8 cylinders), 1975 AC 428 is equipped with a bigger engine. In terms of performance, 1975 AC 428 (298 HP @ 4600 RPM) has 204 more horse power than 1975 Mazda Cosmo. (94 HP @ 5500 RPM). In normal driving conditions, 1975 AC 428 should accelerate faster than 1975 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 1975 AC 428 weights approximately 340 kg more than 1975 Mazda Cosmo. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1975 AC 428 (639 Nm @ 2800 RPM) has 489 more torque (in Nm) than 1975 Mazda Cosmo. (150 Nm @ 3300 RPM). This means 1975 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda Cosmo. 1975 Mazda Cosmo has automatic transmission and 1975 AC 428 has manual transmission. 1975 AC 428 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1975 Mazda Cosmo will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1975 AC 428 | 1975 Mazda Cosmo | |
| Make | AC | Mazda |
| Model | 428 | Cosmo |
| Year Released | 1975 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 1769 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 94 HP |
| Engine RPM | 4600 RPM | 5500 RPM |
| Torque | 639 Nm | 150 Nm |
| Torque RPM | 2800 RPM | 3300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1430 kg | 1090 kg |
| Vehicle Length | 4430 mm | 4480 mm |
| Vehicle Width | 1710 mm | 1690 mm |
| Vehicle Height | 1310 mm | 1340 mm |
| Wheelbase Size | 2450 mm | 2520 mm |
