1957 AC Ace vs. 2006 BMW X5
To start off, 2006 BMW X5 is newer by 49 year(s). Which means there will be less support and parts availability for 1957 AC Ace. In addition, the cost of maintenance, including insurance, on 1957 AC Ace would be higher. At 2,981 cc (6 cylinders), 2006 BMW X5 is equipped with a bigger engine. In terms of performance, 2006 BMW X5 (225 HP @ 5900 RPM) has 151 more horse power than 1957 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 2006 BMW X5 should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 945 kg more than 1957 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1957 AC Ace | 2006 BMW X5 | |
| Make | AC | BMW |
| Model | Ace | X5 |
| Year Released | 1957 | 2006 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 2981 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 225 HP |
| Engine RPM | 4500 RPM | 5900 RPM |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 890 kg | 1835 kg |
| Vehicle Length | 3850 mm | 4670 mm |
| Vehicle Width | 1520 mm | 1880 mm |
| Vehicle Height | 1250 mm | 1770 mm |
| Wheelbase Size | 2290 mm | 2830 mm |
| Fuel Tank Capacity | 59 L | 92 L |
