1958 AC Ace vs. 2005 Audi A6
To start off, 2005 Audi A6 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 2,967 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (217 HP @ 3200 RPM) has 92 more horse power than 1958 AC Ace. (125 HP @ 6000 RPM) In normal driving conditions, 2005 Audi A6 should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 641 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 A6 (300 Nm @ 3200 RPM) has 133 more torque (in Nm) than 1958 AC Ace. (167 Nm @ 4500 RPM). This means 2005 Audi A6 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 A6 | |
| Make | AC | Audi |
| Model | Ace | A6 |
| Year Released | 1958 | 2005 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 125 HP | 217 HP |
| Engine RPM | 6000 RPM | 3200 RPM |
| Torque | 167 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 3200 RPM |
| Engine Bore Size | 66 mm | 82.5 mm |
| Engine Stroke Size | 96 mm | 92.8 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1535 kg |
| Vehicle Length | 4010 mm | 4800 mm |
| Vehicle Width | 1520 mm | 1820 mm |
| Vehicle Height | 1270 mm | 1460 mm |
| Wheelbase Size | 2290 mm | 2660 mm |
| Fuel Tank Capacity | 59 L | 70 L |
