1970 AC 428 vs. 2004 Mazda RX-8
To start off, 2004 Mazda RX-8 is newer by 34 year(s). Which means there will be less support and parts availability for 1970 AC 428. In addition, the cost of maintenance, including insurance, on 1970 AC 428 would be higher. At 7,003 cc (8 cylinders), 1970 AC 428 is equipped with a bigger engine. In terms of performance, 1970 AC 428 (298 HP @ 4600 RPM) has 109 more horse power than 2004 Mazda RX-8. (189 HP @ 7000 RPM). In normal driving conditions, 1970 AC 428 should accelerate faster than 2004 Mazda RX-8. With that said, vehicle weight also plays an important factor in acceleration. 1970 AC 428 weights approximately 38 kg more than 2004 Mazda RX-8. 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, 1970 AC 428 (640 Nm @ 2800 RPM) has 420 more torque (in Nm) than 2004 Mazda RX-8. (220 Nm @ 5000 RPM). This means 1970 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda RX-8.
Compare all specifications:
| 1970 AC 428 | 2004 Mazda RX-8 | |
| Make | AC | Mazda |
| Model | 428 | RX-8 |
| Year Released | 1970 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 298 HP | 189 HP |
| Engine RPM | 4600 RPM | 7000 RPM |
| Torque | 640 Nm | 220 Nm |
| Torque RPM | 2800 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1392 kg |
| Vehicle Length | 4430 mm | 4440 mm |
| Vehicle Width | 1710 mm | 1780 mm |
| Vehicle Height | 1310 mm | 1350 mm |
| Wheelbase Size | 2450 mm | 2710 mm |
