Here is another ROV designed for underwater inspections. The Blueye X3 Robot has a 3-knot forward speed. It can operate in up to 2 knots currents. This robot is 1000F depth rated. It weighs under 9kg, so you can easily take it around. The Blueye X3 has a HD Tilt camera. It can operate in rough conditions with automatic heading and depth management.
This robot has 256GB of storage space for dive data and video. It has a gripper to collect samples. The above video shows it in action.