1958 AC 2-Litre vs. 1958 AC Ace
To start off, both 1958 AC 2-Litre and 1958 AC Ace were released in the same year (1958). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,991 cc (6 cylinders), 1958 AC 2-Litre is equipped with a bigger engine. In terms of performance, 1958 AC Ace (125 HP @ 6000 RPM) has 49 more horse power than 1958 AC 2-Litre. (76 HP @ 4500 RPM) In normal driving conditions, 1958 AC Ace should accelerate faster than 1958 AC 2-Litre. With that said, vehicle weight also plays an important factor in acceleration. 1958 AC 2-Litre weights approximately 426 kg more than 1958 AC Ace.
Let's talk about torque, 1958 AC Ace (167 Nm @ 4500 RPM) has 31 more torque (in Nm) than 1958 AC 2-Litre. (136 Nm @ 2500 RPM). This means 1958 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 1958 AC 2-Litre.
Compare all specifications:
| 1958 AC 2-Litre | 1958 AC Ace | |
| Make | AC | AC |
| Model | 2-Litre | Ace |
| Year Released | 1958 | 1958 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1971 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 76 HP | 125 HP |
| Engine RPM | 4500 RPM | 6000 RPM |
| Torque | 136 Nm | 167 Nm |
| Torque RPM | 2500 RPM | 4500 RPM |
| Engine Bore Size | 65 mm | 66 mm |
| Engine Stroke Size | 100 mm | 96 mm |
| Engine Compression Ratio | 6.8:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1320 kg | 894 kg |
| Vehicle Length | 4680 mm | 4010 mm |
| Vehicle Width | 1710 mm | 1520 mm |
| Vehicle Height | 1560 mm | 1270 mm |
| Wheelbase Size | 2980 mm | 2290 mm |
| Fuel Tank Capacity | 52 L | 59 L |
