A comparative review of business analytical systems and their efficiency of use

The article presents a comparative overview of modern business intelligence systems and determines their efficiency of use. The main analytical tools are considered, taking into account their functional characteristics, the use of which contributes to a significant increase in the effectiveness of strategic and managerial decision-making. The main advantages and tasks solved with the help of BI systems are highlighted, such as speeding up the process of obtaining data and increasing the transparency of business processes. The analysis of the leading Russian BI-systems is carried out and their competitive advantages are highlighted.