1959 AC Ace vs. 1989 Ford Sierra
To start off, 1989 Ford Sierra is newer by 30 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 1,993 cc (4 cylinders), 1989 Ford Sierra is equipped with a bigger engine. In terms of performance, 1959 AC Ace (125 HP @ 6000 RPM) has 24 more horse power than 1989 Ford Sierra. (101 HP @ 5200 RPM). In normal driving conditions, 1959 AC Ace should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1989 Ford Sierra weights approximately 252 kg more than 1959 AC Ace.
Let's talk about torque, 1959 AC Ace (167 Nm @ 4500 RPM) has 14 more torque (in Nm) than 1989 Ford Sierra. (153 Nm @ 4000 RPM). This means 1959 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra.
Compare all specifications:
| 1959 AC Ace | 1989 Ford Sierra | |
| Make | AC | Ford |
| Model | Ace | Sierra |
| Year Released | 1959 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 101 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 167 Nm | 153 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 894 kg | 1146 kg |
| Vehicle Length | 3850 mm | 4430 mm |
| Vehicle Width | 1520 mm | 1730 mm |
| Vehicle Height | 1250 mm | 1380 mm |
| Wheelbase Size | 2290 mm | 2830 mm |
| Fuel Tank Capacity | 59 L | 55 L |
