During the World Cup, Kalshi's total trading volume reached $543.38 billion, with Kalshi and Polymarket together accounting for over 95% of the market share

Odaily Planet Daily reported that according to statistics, Kalshi's total platform trading volume during the World Cup reached $543.38 billion, approximately 2.6 times Polymarket's $209.88 billion. The trading volume for World Cup-related events was $135.91 billion, about 31% higher than Polymarket's $103.56 billion. In terms of user growth, Kalshi APP downloads reached 5.368 million, surpassing Polymarket's 2.136 million. Polymarket's website traffic reached 57.44 million visits. As for other platforms, Predict.fun's total trading volume was $10.92 billion, with World Cup-related trading volume at $8.86 billion; Opinion's total trading volume was $11.37 billion, with World Cup-related trading volume of approximately $5.61 billion; Limitless's total trading volume was $4.46 billion, with World Cup-related trading volume of approximately $2.2 billion. Kalshi and Polymarket together hold over 95% of the market share.