1958 AC Ace vs. 2001 BMW X5
To start off, 2001 BMW X5 is newer by 43 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 4,619 cc (8 cylinders), 2001 BMW X5 is equipped with a bigger engine. In terms of performance, 2001 BMW X5 (329 HP @ 5700 RPM) has 255 more horse power than 1958 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 2001 BMW X5 should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW X5 weights approximately 1290 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, 2001 BMW X5 (480 Nm) has 313 more torque (in Nm) than 1958 AC Ace. (167 Nm). This means 2001 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1958 AC Ace.
Compare all specifications:
| 1958 AC Ace | 2001 BMW X5 | |
| Make | AC | BMW |
| Model | Ace | X5 |
| Year Released | 1958 | 2001 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 4619 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 329 HP |
| Engine RPM | 4500 RPM | 5700 RPM |
| Torque | 167 Nm | 480 Nm |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 890 kg | 2180 kg |
| Vehicle Length | 3850 mm | 4670 mm |
| Vehicle Width | 1520 mm | 1880 mm |
| Vehicle Height | 1250 mm | 1710 mm |
| Wheelbase Size | 2290 mm | 2830 mm |
| Fuel Tank Capacity | 59 L | 93 L |
