1958 AC Ace vs. 2005 Audi A4
To start off, 2005 Audi A4 is newer by 47 year(s). Which means there will be less support and parts availability for 1958 AC Ace. In addition, the cost of maintenance, including insurance, on 1958 AC Ace would be higher. At 2,391 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (168 HP @ 6000 RPM) has 43 more horse power than 1958 AC Ace. (125 HP @ 6000 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 601 kg more than 1958 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 (230 Nm @ 3200 RPM) has 63 more torque (in Nm) than 1958 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 1958 AC Ace.
Compare all specifications:
| 1958 AC Ace | 2005 Audi A4 | |
| Make | AC | Audi |
| Model | Ace | A4 |
| Year Released | 1958 | 2005 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2391 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 125 HP | 168 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 167 Nm | 230 Nm |
| Torque RPM | 4500 RPM | 3200 RPM |
| Engine Bore Size | 66 mm | 81 mm |
| Engine Stroke Size | 96 mm | 77.4 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 894 kg | 1495 kg |
| Vehicle Length | 4010 mm | 4550 mm |
| Vehicle Width | 1520 mm | 1780 mm |
| Vehicle Height | 1270 mm | 1430 mm |
| Wheelbase Size | 2290 mm | 2580 mm |
| Fuel Tank Capacity | 59 L | 70 L |
