EN
The article presents the operationalization and competitiveness measurement in online business companies. To determine the level of competitiveness synthetic measure of competitiveness has been developed. Three-dimensional concept of competitiveness has been applied to calculate the synthetic measure of competitiveness. The measurement has been conducted referring to three main levels: competitive position, competitive potential and instruments of competitiveness. On the basis of the calculated measure, companies was grouped into six groups: the best, very good, good, average, poor, very poor, the worst. It should be emphasized that the results are restricted due to limited representativeness of the sample.