Demolition robots have revolutionized the construction industry, making demolition faster, safer, and more efficient. Two popular types of demolition robots are hydraulic demolition robots and hydrodemolition robots. Both have their advantages and disadvantages and choosing the right type for a demolition project can be challenging. In this article, we will compare the two, highlighting their pros and cons in terms of robotic demolition.

Hydraulic Demolition Robots

Hydraulic demolition robots use a hydraulic system to power the robot and its tools. They are versatile and can be used for various demolition projects, including breaking up concrete, cutting through steel, and demolishing buildings. The hydraulic system provides high power output, making hydraulic demolition robots suitable for heavy-duty demolition work.


  1. Versatile: Hydraulic demolition robots can be equipped with a range of demolition tools, making them versatile and suitable for a variety of demolition tasks.
  2. High Power Output: The hydraulic system provides high power output, making hydraulic demolition robots capable of handling heavy-duty demolition work.
  3. Easy to Operate: They are relatively easy to operate, and workers can quickly learn how to use them.


  1. Pollution: Hydraulic demolition robots are noisy, and the noise levels can be harmful to workers’ hearing. Hearing protection is required when operating these machines. They also result in a significant amount of dust that could be hazardous to breathe in.
  2. Maintenance: They require regular maintenance, including oil changes, filter replacements, and hose inspections.
  3. Cost: They are expensive, and the initial investment can be a significant barrier to entry for small construction companies.

Hydrodemolition Robots

Hydrodemolition robots use high-pressure water jets to break up concrete. They are suitable for removing damaged concrete from bridges, tunnels, and other structures. The water jets are precise and can be controlled remotely, making hydro demolition robots ideal for demolition work in tight spaces.


  1. Precision: Hydrodemolition robots provide precise and accurate cutting, making them suitable for demolition work that requires high levels of precision.
  2. Eco-Friendly: Hydrodemolition robots are eco-friendly as they do not produce dust, debris, or noise pollution. The water used for the high-pressure jets can be recycled, making the process more sustainable.
  3. Increased Safety: Hydrodemolition robots can be operated remotely, reducing the risk of injury to workers. The water jets are also safer than traditional demolition methods, as they do not produce flying debris.


  1. Limited Application: Hydrodemolition robots are not suitable for all types of heavy-duty demolition work, as the water jets may not be powerful enough to break through thick concrete or steel.
  2. Learning Curve: Hydrodemolition robots require specialized training, and workers need to learn how to control the water jets precisely.


If you want to read more about robotic demolition using water, we’d suggest checking out Conjet. They produce and sell a wide range of different hydrodemolition robots.