Custo hora-máquina
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
About this calculator
The machine hourly cost calculator helps determine the cost of operating a machine per hour. Enter monthly fixed costs (such as maintenance, rent, or energy) and divide by total operating hours in the month. The result is the hourly operating cost, useful for budgeting construction sites, factories, or machinery-based businesses.
The formula used is: monthly fixed cost ÷ hours of operation in the period. For example, if a machine costs R$6,000/month in maintenance and runs 200 hours/month, the hourly cost is R$30. This metric is essential for service pricing, operational efficiency analysis, and equipment comparison.
Use the calculator for cases like: pricing machinery-based services, analyzing factory operation costs, or deciding on new equipment purchases. It is important to consider only monthly fixed costs and ensure accurate data on operating hours for reliable results.
Common precautions include not mixing variable costs (like fuel), verifying the periodicity of fixed costs (monthly, weekly), and updating data as operational changes occur. Machines with low monthly usage tend to have higher hourly costs.
Frequently asked questions
Which costs should be included in the formula?
Include only monthly fixed costs such as preventive maintenance, machine rent, electricity, and fixed fees. Variable costs like fuel should be calculated separately.
Why calculate machine hourly cost?
This metric helps price services, analyze operational efficiency, and compare costs between different equipment or suppliers.
Can I use this calculator for variable costs?
No. This tool is specific to fixed costs. For variable costs, use a unit or hourly operation cost calculator with specific data.
How to ensure result accuracy?
Update data monthly, record actual usage hours, and include all relevant fixed costs without duplication.