1959 AC Ace vs. 2007 BMW Z4
To start off, 2007 BMW Z4 is newer by 48 year(s). Which means there will be less support and parts availability for 1959 AC Ace. In addition, the cost of maintenance, including insurance, on 1959 AC Ace would be higher. At 2,497 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (215 HP @ 6500 RPM) has 90 more horse power than 1959 AC Ace. (125 HP @ 6000 RPM) In normal driving conditions, 2007 BMW Z4 should accelerate faster than 1959 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 468 kg more than 1959 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, 2007 BMW Z4 (250 Nm @ 2750 RPM) has 83 more torque (in Nm) than 1959 AC Ace. (167 Nm @ 4500 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1959 AC Ace.
Compare all specifications:
| 1959 AC Ace | 2007 BMW Z4 | |
| Make | AC | BMW |
| Model | Ace | Z4 |
| Year Released | 1959 | 2007 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 125 HP | 215 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 167 Nm | 250 Nm |
| Torque RPM | 4500 RPM | 2750 RPM |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1362 kg |
| Vehicle Length | 3850 mm | 4100 mm |
| Vehicle Width | 1520 mm | 1310 mm |
| Vehicle Height | 1250 mm | 1790 mm |
| Wheelbase Size | 2290 mm | 2500 mm |
| Fuel Tank Capacity | 59 L | 55 L |
