1957 AC Ace vs. 2005 Audi A4
To start off, 2005 Audi A4 is newer by 48 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, 2005 Audi A4 (148 HP @ 5700 RPM) has 25 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 481 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, 2005 Audi A4 (210 Nm @ 1750 RPM) has 43 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 2005 Audi A4 | |
| Make | AC | Audi |
| Model | Ace | A4 |
| Year Released | 1957 | 2005 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1781 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 123 HP | 148 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 167 Nm | 210 Nm |
| Torque RPM | 4500 RPM | 1750 RPM |
| Engine Compression Ratio | 9.0:1 | 9.3:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1375 kg |
| Vehicle Length | 3850 mm | 4550 mm |
| Vehicle Width | 1520 mm | 1780 mm |
| Vehicle Height | 1250 mm | 1430 mm |
| Wheelbase Size | 2290 mm | 2660 mm |
| Fuel Tank Capacity | 59 L | 70 L |
