The maximum legal speed limit on a freeway can vary depending on the country or state you are in. Speed limits are typically set by local authorities and can differ from one jurisdiction to another. It's important to adhere to the speed limits defined by the local laws and regulations wherever you are driving.
In general, some countries have higher speed limits on freeways compared to others. For example, in parts of Germany, there are sections of the Autobahn where there is no general speed limit, although specific speed restrictions can be in place based on certain conditions. However, it's crucial to note that even on such roads, it is still important to drive at a safe and reasonable speed, considering the prevailing traffic conditions and weather.
As for the type of car that can achieve high speeds legally, there are various high-performance sports cars and supercars available that have the capability to reach very high speeds. These vehicles are designed and engineered for performance and can often achieve speeds well beyond legal limits. However, it is crucial to emphasize that driving at excessive speeds can be dangerous, and it is essential to prioritize safety on the road at all times. Always adhere to the local speed limits and drive responsibly.