1959 AC Ace vs. 1970 Innocenti J4
To start off, 1970 Innocenti J4 is newer by 11 year(s). Which means there will be less support and parts availability for 1959 AC Ace. In addition, the cost of maintenance, including insurance, on 1959 AC Ace would be higher. At 1,991 cc (6 cylinders), 1959 AC Ace is equipped with a bigger engine. In terms of performance, 1959 AC Ace (74 HP @ 4500 RPM) has 18 more horse power than 1970 Innocenti J4. (56 HP @ 5500 RPM). In normal driving conditions, 1959 AC Ace should accelerate faster than 1970 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 1959 AC Ace weights approximately 10 kg more than 1970 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1959 AC Ace | 1970 Innocenti J4 | |
| Make | AC | Innocenti |
| Model | Ace | J4 |
| Year Released | 1959 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1097 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 74 HP | 56 HP |
| Engine RPM | 4500 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 890 kg | 880 kg |
| Vehicle Length | 3850 mm | 3720 mm |
| Vehicle Width | 1520 mm | 1540 mm |
| Vehicle Height | 1250 mm | 1380 mm |
| Wheelbase Size | 2290 mm | 2380 mm |
