The cost of a roller coaster varies wildly depending on its scale, ranging from $10,000 to over $50 million. Compact, portable family coasters or "kiddie" rides can cost between $10,000 and $200,000 and are often found in smaller malls or indoor centers. Family-grade coasters, which are accessible to most ages and have high repeat-ride value, typically range from $100,000 to $500,000. For large-scale thrill coasters found at major theme parks, prices generally jump to the $1 million to $5 million range. However, the "Giga" or Extreme Landmark coasters (like those at Disney, Universal, or Cedar Point) can cost between $10 million and $50 million+ due to custom engineering, advanced launch systems, and immersive storytelling elements. Maintenance is also a significant factor, with parks typically budgeting 3–5% of the initial cost annually for routine safety checks and parts replacement.
Thunder Dolphin is a steel roller coaster at the Tokyo Dome City Attractions amusement park, which is part of Tokyo Dome City in Tokyo, Japan. The ride was designed and constructed by Intamin.