The Highest Posted Speed Limit In The World Might Not Be Where You Think It Is

As much as we are fans of speed and power, the system has checks and balances just so things don't get out of hand. Sure, going fast is fun and everything, but going fast can come with consequences when it all goes wrong. While authorities set the legal limits on public roads, it's worth noting that speed limits can vary depending on where you are in the world or even within the country.

For instance, State Highway 130 in Texas has a speed limit of 85 mph (the highest in the U.S.) while several rural and urban interstates across Montana, Wyoming, Nevada, and South Dakota set the cap at 80 mph, according to the IIHS. If we go global, things get a bit more interesting. While the UAE's Abu Dhabi-Al Ain Road (between the Al Nahda Interchange and Baniyas Interchange) used to have one of the highest speed limits in the world at 160 kph (99.4 mph), Abu Dhabi recently reduced it to 140 kph (87 mph) in an effort to curb accidents and enhance road safety, with a similar change applied to the region's Sheikh Khalifa bin Zayed Road (E11) as well. Now, however, the baton is with the Czech Republic — a 47 km (29-mile) stretch on the D3 highway has its speed limit set to 150 kph or 93.2 mph, but with caveats.

Not only is this a pilot project — which the Czech government launched last year and has since extended to the end of 2026 — but the 150 kph limit is available only when there's low traffic, good visibility, and low risk of ice or strong winds, according to the country's Ministry of Transport.

To be fair, there aren't many public roads in the world without any kind of speed restrictions. While the German Autobahn may have crossed your mind, it's worth pointing out that many sections of the Autobahn have speed limits.

De-restricted stretches account for about 60% of the Autobahn network, with 40% featuring speed limits — either fixed or dynamic — according to CNBC. Some parts of the motorway have a recommended speed of 130 kph (81 mph), while traffic and weather conditions determine the limits on those that feature the dynamic variety. If you're wondering, white circular signs with diagonal lines mark the beginning of a de-restricted stretch, whereas a similar sign with numbers inside is used to mark the end of a posted speed limit. "No speed limits" has been a perfect advertising material for businesses renting sports cars, and while you may think everyone's on board with the idea, DW reports that the majority of Germans want speed limits on motorways.

Motorcycle enthusiasts are probably familiar with the famous Isle of Man TT, where riders with balls of steel race across the narrow roads penciled around the small piece of land. Surprisingly, and in keeping with the island's racing heritage, around 30% of its highway network doesn't have speed limits, according to Drive. That said, residential roads do have speed limits set to 30 mph (some areas have brought them down to 20 mph), with the BBC reporting the island's most recent update of a 20 mph limit on roads near schools. So if you feel the need for speed and like living fast and loose, it's either the Autobahn or the Isle of Man.