1956 AC Ace vs. 1991 Lotus Esprit
To start off, 1991 Lotus Esprit is newer by 35 year(s). Which means there will be less support and parts availability for 1956 AC Ace. In addition, the cost of maintenance, including insurance, on 1956 AC Ace would be higher. At 2,174 cc (4 cylinders), 1991 Lotus Esprit is equipped with a bigger engine. In terms of performance, 1991 Lotus Esprit (172 HP @ 6500 RPM) has 98 more horse power than 1956 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1991 Lotus Esprit should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1991 Lotus Esprit weights approximately 281 kg more than 1956 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, 1991 Lotus Esprit (221 Nm) has 54 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 1991 Lotus Esprit will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 1991 Lotus Esprit | |
| Make | AC | Lotus |
| Model | Ace | Esprit |
| Year Released | 1956 | 1991 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1971 cc | 2174 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 172 HP |
| Engine RPM | 4500 RPM | 6500 RPM |
| Torque | 167 Nm | 221 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1175 kg |
| Vehicle Length | 3850 mm | 4340 mm |
| Vehicle Width | 1520 mm | 1870 mm |
| Vehicle Height | 1250 mm | 1160 mm |
| Wheelbase Size | 2290 mm | 2460 mm |
| Fuel Tank Capacity | 59 L | 73 L |
