AUVSAutonomous Underwater Vehicles

AUVS technical guide

AUV vs. ROV

A technical comparison of autonomous underwater vehicles and tethered remotely operated vehicles.

Core concept

An ROV normally receives power, commands and high-bandwidth video through a tether. An AUV carries energy and makes local control decisions. That distinction affects vessel requirements, real-time awareness, intervention capability and the area a system can cover.

AUVEnergy and mission control onboard
ROVTethered to a surface support system
Original AUVS diagram: untethered autonomous survey compared with tethered remote operation.

What engineers and buyers should verify

AUVs excel at programmed survey and untethered reach. ROVs excel at live visual work, manipulation and tasks where an operator must respond continuously. Hybrid platforms blur the boundary by supporting both autonomous and tethered modes.

Reading specifications responsibly

Configuration, payload, speed and mission conditions matter. AUVS preserves the manufacturer’s published language, marks unavailable values as “Not published,” and links every vehicle record to provenance.