Based on the search results, here are some of the best underwater drones available in 2024:

  1. Chasing Innovation Gladius Mini: This drone offers great smart features, a 4K camera, and a 5th thruster for responsive operation. It is considered the best for most people.
  2. Qysea Fifish V6 or V6S ROV: This underwater drone is built for professional use, featuring a UHD camera and 400 lumen LED light. It moves at 2m per second.
  3. Chasing Innovation Dory: This drone is known for its stability and is suitable for various underwater explorations.
  4. PowerVision PowerRay: This drone is designed for fishing and takes the hunting feeling to the next level.
  5. Chasing M2: This drone is known for its versatility and is suitable for various underwater activities.
  6. Geneinno Titan and T1 Pro: These high-end underwater drones offer impressive features and accessories, with a 500-foot depth rating, a 4-hour battery life, and a 4K camera.

When choosing the best underwater drone, consider factors such as your budget, intended use, and desired features. Some drones are more suitable for professional use, while others are designed for specific activities like fishing or underwater photography. Additionally, keep in mind that there are no underwater drones that can also fly in the air, as prototypes are still in development.