1958 AC Ace vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 49 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 1,971 cc (6 cylinders), 1958 AC Ace is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (138 HP @ 4000 RPM) has 13 more horse power than 1958 AC Ace. (125 HP @ 6000 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 384 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, 2007 Audi A6 (320 Nm @ 1750 RPM) has 153 more torque (in Nm) than 1958 AC Ace. (167 Nm @ 4500 RPM). This means 2007 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 | 2007 Audi A6 | |
| Make | AC | Audi |
| Model | Ace | A6 |
| Year Released | 1958 | 2007 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1968 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 125 HP | 138 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 167 Nm | 320 Nm |
| Torque RPM | 4500 RPM | 1750 RPM |
| Engine Bore Size | 66 mm | 81 mm |
| Engine Stroke Size | 96 mm | 95.5 mm |
| Engine Compression Ratio | 9.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1278 kg |
| Vehicle Length | 4010 mm | 4800 mm |
| Vehicle Width | 1520 mm | 1820 mm |
| Vehicle Height | 1270 mm | 1460 mm |
| Wheelbase Size | 2290 mm | 2770 mm |
| Fuel Tank Capacity | 59 L | 70 L |
