1958 AC Ace vs. 1949 Mercury Roadster
To start off, 1958 AC Ace is newer by 9 year(s). Which means there will be less support and parts availability for 1949 Mercury Roadster. In addition, the cost of maintenance, including insurance, on 1949 Mercury Roadster would be higher. At 3,990 cc (8 cylinders), 1949 Mercury Roadster is equipped with a bigger engine. In terms of performance, 1949 Mercury Roadster (108 HP @ 3800 RPM) has 34 more horse power than 1958 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1949 Mercury Roadster should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1949 Mercury Roadster weights approximately 660 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.
Compare all specifications:
| 1958 AC Ace | 1949 Mercury Roadster | |
| Make | AC | Mercury |
| Model | Ace | Roadster |
| Year Released | 1958 | 1949 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 3990 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 74 HP | 108 HP |
| Engine RPM | 4500 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 890 kg | 1550 kg |
| Vehicle Length | 3850 mm | 5260 mm |
| Wheelbase Size | 2290 mm | 2960 mm |
