1958 AC Ace vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 49 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 2,979 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (228 HP @ 5900 RPM) has 103 more horse power than 1958 AC Ace. (125 HP @ 6000 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 1184 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.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1958 AC Ace. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 BMW X5 (300 Nm @ 3500 RPM) has 133 more torque (in Nm) than 1958 AC Ace. (167 Nm @ 4500 RPM). This means 2007 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 | 2007 BMW X5 | |
| Make | AC | BMW |
| Model | Ace | X5 |
| Year Released | 1958 | 2007 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 1969 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 228 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 167 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Compression Ratio | 9.0:1 | 10.2:1 |
| Top Speed | 195 km/hour | 205 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 896 kg | 2080 kg |
| Vehicle Length | 4010 mm | 4670 mm |
| Vehicle Width | 1540 mm | 1710 mm |
| Vehicle Height | 1270 mm | 1880 mm |
| Wheelbase Size | 2290 mm | 2830 mm |
| Fuel Tank Capacity | 59 L | 85 L |
