1957 AC Ace vs. 1990 Isuzu Impulse
To start off, 1990 Isuzu Impulse is newer by 33 year(s). Which means there will be less support and parts availability for 1957 AC Ace. In addition, the cost of maintenance, including insurance, on 1957 AC Ace would be higher. At 1,971 cc (6 cylinders), 1957 AC Ace is equipped with a bigger engine. In terms of performance, 1990 Isuzu Impulse (160 HP @ 6600 RPM) has 37 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 1990 Isuzu Impulse should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1990 Isuzu Impulse weights approximately 306 kg more than 1957 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, 1990 Isuzu Impulse (203 Nm @ 4800 RPM) has 36 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 1990 Isuzu Impulse will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 1990 Isuzu Impulse | |
| Make | AC | Isuzu |
| Model | Ace | Impulse |
| Year Released | 1957 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1587 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 160 HP |
| Engine RPM | 6000 RPM | 6600 RPM |
| Torque | 167 Nm | 203 Nm |
| Torque RPM | 4500 RPM | 4800 RPM |
| Engine Compression Ratio | 9.0:1 | 8.5:1 |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1200 kg |
| Vehicle Length | 3850 mm | 4220 mm |
| Vehicle Width | 1520 mm | 1700 mm |
| Vehicle Height | 1250 mm | 1300 mm |
| Wheelbase Size | 2290 mm | 2460 mm |
