1958 AC Ace vs. 1989 Mazda RX-7
To start off, 1989 Mazda RX-7 is newer by 31 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 2,614 cc, 1989 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 1989 Mazda RX-7 (200 HP @ 6500 RPM) has 126 more horse power than 1958 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1989 Mazda RX-7 should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1989 Mazda RX-7 weights approximately 395 kg more than 1958 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1989 Mazda RX-7 (264 Nm) has 97 more torque (in Nm) than 1958 AC Ace. (167 Nm). This means 1989 Mazda RX-7 will have an easier job in driving up hills or pulling heavy equipment than 1958 AC Ace.
Compare all specifications:
| 1958 AC Ace | 1989 Mazda RX-7 | |
| Make | AC | Mazda |
| Model | Ace | RX-7 |
| Year Released | 1958 | 1989 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2614 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 74 HP | 200 HP |
| Engine RPM | 4500 RPM | 6500 RPM |
| Torque | 167 Nm | 264 Nm |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 890 kg | 1285 kg |
| Vehicle Length | 3850 mm | 4340 mm |
| Vehicle Width | 1520 mm | 1700 mm |
| Vehicle Height | 1250 mm | 1270 mm |
| Wheelbase Size | 2290 mm | 2430 mm |
