1986 AC Ace vs. 1973 Mazda RX-4
To start off, 1986 AC Ace is newer by 13 year(s). Which means there will be less support and parts availability for 1973 Mazda RX-4. In addition, the cost of maintenance, including insurance, on 1973 Mazda RX-4 would be higher. At 2,616 cc, 1973 Mazda RX-4 is equipped with a bigger engine. In terms of performance, 1986 AC Ace (201 HP @ 6000 RPM) has 87 more horse power than 1973 Mazda RX-4. (114 HP @ 6000 RPM). In normal driving conditions, 1986 AC Ace should accelerate faster than 1973 Mazda RX-4. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mazda RX-4 weights approximately 90 kg more than 1986 AC Ace.
Because 1986 AC Ace is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mazda RX-4. In wet, icy, snow, or gravel driving conditions, 1986 AC Ace will offer significantly more control. 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, 1986 AC Ace (276 Nm @ 4500 RPM) has 111 more torque (in Nm) than 1973 Mazda RX-4. (165 Nm @ 4000 RPM). This means 1986 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 1973 Mazda RX-4.
Compare all specifications:
| 1986 AC Ace | 1973 Mazda RX-4 | |
| Make | AC | Mazda |
| Model | Ace | RX-4 |
| Year Released | 1986 | 1973 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 201 HP | 114 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 276 Nm | 165 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1020 kg | 1110 kg |
| Vehicle Length | 3970 mm | 4400 mm |
| Vehicle Width | 1820 mm | 1670 mm |
| Vehicle Height | 1180 mm | 1390 mm |
| Wheelbase Size | 2480 mm | 2520 mm |
