1959 AC Ace vs. 1981 Saab 900
To start off, 1981 Saab 900 is newer by 22 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, 1981 Saab 900 (100 HP @ 5200 RPM) has 26 more horse power than 1959 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1981 Saab 900 should accelerate faster than 1959 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1981 Saab 900 weights approximately 290 kg more than 1959 AC Ace. 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 | 1981 Saab 900 | |
| Make | AC | Saab |
| Model | Ace | 900 |
| Year Released | 1959 | 1981 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1985 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 100 HP |
| Engine RPM | 4500 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 890 kg | 1180 kg |
| Vehicle Length | 3850 mm | 4750 mm |
| Vehicle Width | 1520 mm | 1700 mm |
| Vehicle Height | 1250 mm | 1430 mm |
| Wheelbase Size | 2290 mm | 2530 mm |
