> Energy Calculator

Carefully Calculate carbon footprint

To create green environment is not only BenQ’s responsibility & ideal. In addition, we hope to dedicate ourselves to maintain the nature environment by creating convenient ways for our consumers to save energy & reduce carbon.


Based on research, it shows that consumer usuage is the most crucial phrase to reduce carbon emission and lower the environmental impact of electronic products. "Energy Calculator" will let you know the cost of energy consumption and carbon emissions of the product under different situations to help you easily find the best carbon reduction mode to reduce environmental impact when using BenQ products.


Per year     Product Life
Power Consumption (kWh)
Power Rate (Currency)
Carbon Emissions Factor
(Kg CO2e)
How many trees to offset carbon emissions?
Power Use
Usage Mode
User hours evey day
Use days every year