1958 AC Ace vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 45 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 2 more horse power than 2003 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 1958 AC Ace should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 496 kg more than 1958 AC Ace.
Let's talk about torque, 1958 AC Ace (167 Nm @ 4500 RPM) has 5 more torque (in Nm) than 2003 Opel Vectra. (162 Nm @ 3800 RPM). This means 1958 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 1958 AC Ace | 2003 Opel Vectra | |
| Make | AC | Opel |
| Model | Ace | Vectra |
| Year Released | 1958 | 2003 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1794 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 123 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 167 Nm | 162 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Bore Size | 66 mm | 80.5 mm |
| Engine Stroke Size | 96 mm | 88.2 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1390 kg |
| Vehicle Length | 4010 mm | 4500 mm |
| Vehicle Width | 1520 mm | 1710 mm |
| Vehicle Height | 1270 mm | 1430 mm |
| Wheelbase Size | 2290 mm | 2710 mm |
| Fuel Tank Capacity | 59 L | 60 L |
