1976 Mazda RX-4 vs. 1975 AC 428
To start off, 1976 Mazda RX-4 is newer by 1 year(s). Which means there will be less support and parts availability for 1975 AC 428. In addition, the cost of maintenance, including insurance, on 1975 AC 428 would be higher. 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 184 more horse power than 1976 Mazda RX-4. (114 HP @ 6000 RPM) In normal driving conditions, 1975 AC 428 should accelerate faster than 1976 Mazda RX-4. With that said, vehicle weight also plays an important factor in acceleration. 1975 AC 428 weights approximately 320 kg more than 1976 Mazda RX-4. 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 474 more torque (in Nm) than 1976 Mazda RX-4. (165 Nm @ 4000 RPM). This means 1975 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1976 Mazda RX-4.
Compare all specifications:
1976 Mazda RX-4 | 1975 AC 428 | |
Make | Mazda | AC |
Model | RX-4 | 428 |
Year Released | 1976 | 1975 |
Engine Position | Front | Front |
Engine Size | 2616 cc | 7003 cc |
Engine Type | dual-disk rotary | in-line |
Horse Power | 114 HP | 298 HP |
Engine RPM | 6000 RPM | 4600 RPM |
Torque | 165 Nm | 639 Nm |
Torque RPM | 4000 RPM | 2800 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1110 kg | 1430 kg |
Vehicle Length | 4400 mm | 4430 mm |
Vehicle Width | 1670 mm | 1710 mm |
Vehicle Height | 1390 mm | 1310 mm |
Wheelbase Size | 2520 mm | 2450 mm |