On December 20, in the Swiss Super League, Sion will face Winterthur. The odds for the outcomes are as follows: Sion's victory is priced at 1.48, a draw is valued at 4.45, and a win for Winterthur is offered at 6.00. According to probability percentages, Sion has a 63.32% chance of winning, a draw stands at 21.06%, and Winterthur has a 15.62% chance. This setup clearly highlights Sion as the favorite, with a noticeable gap in chances between the teams. Although the league standings are not considered here, the odds and probabilities show a clear advantage for Sion.
In the last five matches, Sion is gaining momentum: on December 16, they lost to St. Gallen (1-3), on December 13, they defeated Grasshopper (1-0), on December 7, they overcame Young Boys (2-0), on November 29, they drew with Lugano (1-1), and on November 23, they finished the match with Zurich at 2-2. Winterthur, in the same period, lost to Thun (1-4) on December 16, drew with Zurich (2-2) on December 13, lost to Basel (1-2) on December 7, beat Lucerne (3-1) on November 29, and suffered a heavy defeat to Young Boys (0-5) on November 22. On average over the five-match series, Sion has 50.2% possession, 1.6 yellow cards, 12.8 fouls, and 1.6 offsides. Winterthur averages 39.2% possession, 3 yellow cards, 11.4 fouls, and 1 offside. From recent head-to-head encounters, note the game on September 14, 2025: Winterthur 2-3 Sion.
The goal-scoring pattern in the last five matches is as follows: Sion has two matches over 2.5 goals and three under, while Winterthur has all five matches over 2.5 goals. In the first half, Sion had over 1.5 goals twice, Winterthur three times. In the second half, Sion had over 1.5 goals twice, Winterthur three times. The average number of goals per game for Sion is 2.6, and for Winterthur, it's 4.2. Both teams average 1.4 goals scored per match, but Winterthur concedes a lot - 2.8 per game, while Sion concedes 1.2. Sion most frequently scores between the 31st and 45th minutes (33%), and Winterthur between the 16th and 30th minutes (30%). Sion concedes most often between the 46th and 75th minutes (33% in two intervals), while Winterthur concedes evenly (25% in four intervals between the 16th and 90th minutes). Winterthur consistently plays high-scoring matches, while Sion maintains a balance between totals. Considering Winterthur's high scoring and Sion's average line, betting on over 2.5 goals at 1.56 seems justified.
In the last five matches, Sion averages 6.2 corners, Winterthur 3.4. The frequency of exceeding the 9.5 corner total: Sion 3 times out of 5, Winterthur 2 out of 5. The closest to the average total is 9.5, with both betting options available: over 9.5 corners is priced at 1.60, under 9.5 at 2.25. In terms of corner outcomes, Sion is favored with odds of 1.36. Considering both teams frequently reach 9-10 corners combined, a bet on over 9.5 corners, as well as Sion's advantage in this aspect, seems logical.
Sportwars.net Prediction for Sion vs Winterthur, 2025-12-20 - Over 2.5 goals, odds 1.56. Correct score: 2:1, odds 7.50.


