1957 AC Ace vs. 2003 Alfa Romeo 166
To start off, 2003 Alfa Romeo 166 is newer by 46 year(s). Which means there will be less support and parts availability for 1957 AC Ace. In addition, the cost of maintenance, including insurance, on 1957 AC Ace would be higher. At 1,971 cc (6 cylinders), 1957 AC Ace is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (148 HP @ 6500 RPM) has 25 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 616 kg more than 1957 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, 2003 Alfa Romeo 166 (181 Nm @ 3800 RPM) has 14 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 2003 Alfa Romeo 166 | |
| Make | AC | Alfa Romeo |
| Model | Ace | 166 |
| Year Released | 1957 | 2003 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 148 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 167 Nm | 181 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1510 kg |
| Vehicle Length | 3850 mm | 4730 mm |
| Vehicle Width | 1520 mm | 1810 mm |
| Vehicle Height | 1250 mm | 1420 mm |
| Wheelbase Size | 2290 mm | 2710 mm |
