1958 AC Ace vs. 2004 Opel Zafira
To start off, 2004 Opel Zafira is newer by 46 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 1,971 cc (6 cylinders), 1958 AC Ace is equipped with a bigger engine. In terms of performance, 1958 AC Ace (125 HP @ 6000 RPM) has 26 more horse power than 2004 Opel Zafira. (99 HP @ 6000 RPM). In normal driving conditions, 1958 AC Ace should accelerate faster than 2004 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Zafira weights approximately 499 kg more than 1958 AC Ace.
Let's talk about torque, 1958 AC Ace (167 Nm @ 4500 RPM) has 27 more torque (in Nm) than 2004 Opel Zafira. (140 Nm @ 3800 RPM). This means 1958 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Zafira.
Compare all specifications:
| 1958 AC Ace | 2004 Opel Zafira | |
| Make | AC | Opel |
| Model | Ace | Zafira |
| Year Released | 1958 | 2004 |
| Body Type | Roadster | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1596 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 125 HP | 99 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 167 Nm | 140 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Bore Size | 66 mm | 79 mm |
| Engine Stroke Size | 96 mm | 81.5 mm |
| Engine Compression Ratio | 9.0:1 | 12.5:1 |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 894 kg | 1393 kg |
| Vehicle Length | 4010 mm | 4320 mm |
| Vehicle Width | 1520 mm | 1750 mm |
| Vehicle Height | 1270 mm | 1640 mm |
| Wheelbase Size | 2290 mm | 2710 mm |
| Fuel Tank Capacity | 59 L | 58 L |
