1956 AC Ace vs. 2008 Cadillac XLR
To start off, 2008 Cadillac XLR is newer by 52 year(s). Which means there will be less support and parts availability for 1956 AC Ace. In addition, the cost of maintenance, including insurance, on 1956 AC Ace would be higher. At 4,566 cc (8 cylinders), 2008 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2008 Cadillac XLR (320 HP @ 6400 RPM) has 246 more horse power than 1956 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 2008 Cadillac XLR should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac XLR weights approximately 741 kg more than 1956 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, 2008 Cadillac XLR (421 Nm) has 254 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 2008 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 2008 Cadillac XLR | |
| Make | AC | Cadillac |
| Model | Ace | XLR |
| Year Released | 1956 | 2008 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4566 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 320 HP |
| Engine RPM | 4500 RPM | 6400 RPM |
| Torque | 167 Nm | 421 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1635 kg |
| Vehicle Length | 3850 mm | 4520 mm |
| Vehicle Width | 1520 mm | 1840 mm |
| Vehicle Height | 1250 mm | 1290 mm |
| Wheelbase Size | 2290 mm | 2690 mm |
| Fuel Tank Capacity | 59 L | 68 L |
