Petr KaliasvsMichal Chalupa

Petr Kalias and Michal Chalupa have met eight times in the Czech Liga Pro. Petr Kalias leads the series 6–2. The two have averaged 85.1 points per match, with 6 of 8 meetings (75%) going over the 74.5 total — a clear lean to the over.

Of those 8 matches, one ended in a 3–0 sweep and 6 were splits, with deuce sets averaging 1.3 per match. Most recently, on July 22, 2025, they combined for 87 points (over 74.5).