1965 AC Aceca vs. 2003 Opel Speedster
To start off, 2003 Opel Speedster is newer by 38 year(s). Which means there will be less support and parts availability for 1965 AC Aceca. In addition, the cost of maintenance, including insurance, on 1965 AC Aceca would be higher. At 2,552 cc (6 cylinders), 1965 AC Aceca is equipped with a bigger engine. In terms of performance, 1965 AC Aceca (168 HP @ 5500 RPM) has 23 more horse power than 2003 Opel Speedster. (145 HP @ 6000 RPM). In normal driving conditions, 1965 AC Aceca should accelerate faster than 2003 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Speedster weights approximately 85 kg more than 1965 AC Aceca.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1965 AC Aceca (209 Nm @ 4500 RPM) has 6 more torque (in Nm) than 2003 Opel Speedster. (203 Nm @ 4000 RPM). This means 1965 AC Aceca will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Speedster.
Compare all specifications:
| 1965 AC Aceca | 2003 Opel Speedster | |
| Make | AC | Opel |
| Model | Aceca | Speedster |
| Year Released | 1965 | 2003 |
| Engine Position | Front | Middle |
| Engine Size | 2552 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 168 HP | 145 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 209 Nm | 203 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 82.6 mm | 86 mm |
| Engine Stroke Size | 79.5 mm | 94.6 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 791 kg | 876 kg |
| Vehicle Length | 4070 mm | 3790 mm |
| Vehicle Width | 1560 mm | 1710 mm |
| Vehicle Height | 1330 mm | 1120 mm |
| Wheelbase Size | 2290 mm | 2710 mm |
| Fuel Tank Capacity | 54 L | 36 L |
