1958 AC Ace vs. 1958 Ferrari 250 Testarossa
To start off, both 1958 AC Ace and 1958 Ferrari 250 Testarossa were released in the same year (1958). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,953 cc (12 cylinders), 1958 Ferrari 250 Testarossa is equipped with a bigger engine. In terms of performance, 1958 Ferrari 250 Testarossa (296 HP @ 7200 RPM) has 222 more horse power than 1958 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1958 Ferrari 250 Testarossa should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1958 AC Ace weights approximately 90 kg more than 1958 Ferrari 250 Testarossa.
Let's talk about torque, 1958 Ferrari 250 Testarossa (300 Nm) has 133 more torque (in Nm) than 1958 AC Ace. (167 Nm). This means 1958 Ferrari 250 Testarossa will have an easier job in driving up hills or pulling heavy equipment than 1958 AC Ace.
Compare all specifications:
| 1958 AC Ace | 1958 Ferrari 250 Testarossa | |
| Make | AC | Ferrari |
| Model | Ace | 250 Testarossa |
| Year Released | 1958 | 1958 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2953 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 74 HP | 296 HP |
| Engine RPM | 4500 RPM | 7200 RPM |
| Torque | 167 Nm | 300 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 890 kg | 800 kg |
| Vehicle Length | 3850 mm | 4180 mm |
| Vehicle Width | 1520 mm | 1560 mm |
| Vehicle Height | 1250 mm | 1020 mm |
| Wheelbase Size | 2290 mm | 2360 mm |
| Fuel Tank Capacity | 59 L | 140 L |
