1958 AC Ace vs. 1971 Mercedes-Benz SL
To start off, 1971 Mercedes-Benz SL is newer by 13 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 2,778 cc (6 cylinders), 1971 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 1971 Mercedes-Benz SL (168 HP @ 5750 RPM) has 94 more horse power than 1958 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1971 Mercedes-Benz SL should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1971 Mercedes-Benz SL weights approximately 470 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, 1971 Mercedes-Benz SL (240 Nm) has 73 more torque (in Nm) than 1958 AC Ace. (167 Nm). This means 1971 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1958 AC Ace.
Compare all specifications:
| 1958 AC Ace | 1971 Mercedes-Benz SL | |
| Make | AC | Mercedes-Benz |
| Model | Ace | SL |
| Year Released | 1958 | 1971 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2778 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 168 HP |
| Engine RPM | 4500 RPM | 5750 RPM |
| Torque | 167 Nm | 240 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 890 kg | 1360 kg |
| Vehicle Length | 3850 mm | 4290 mm |
| Vehicle Width | 1520 mm | 1770 mm |
| Vehicle Height | 1250 mm | 1310 mm |
| Wheelbase Size | 2290 mm | 2410 mm |
