St. Gallen vs Sion prediction

St. Gallen

Match start date: Apr 21, 2025

VS

Tournament: Switzerland. Super League

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Sion

Our app uses a special algorithm to predict the outcome of the match between St. Gallen and Sion. This algorithm is designed to detect any inaccuracies in the bookmakers' odds by analyzing a vast amount of input data.

St. Gallen

For St. Gallen, we analyze their last 8 matches, taking into account various factors such as the quality of their performance, the match results, the location of the match (whether it was played at home or away), and the strength of their opponents. To determine the strength of the opponents, we look at the results of their previous matches. For each game, we will give the team St. Gallen conditional points, which later will be used to determine the favorite.

13/04

Away

30 Lugano

1:1

+39

06/04

Home

30 Servette

1:0

+50

03/04

Away

35 Luzern

1:1

+46

29/03

Away

40 Young Boys

0:1

+37

15/03

Home

30 Lausanne

0:2

+3

08/03

Home

26 Grasshopper

3:1

+58

01/03

Away

23 Winterthur

0:4

+1

22/02

Home

43 Basel

2:2

+31

Sion

Similarly, for Sion, we analyze their last 8 matches using the same approach.

13/04

Home

30 Servette

1:1

+30

05/04

Away

30 Lausanne

0:2

+6

02/04

Home

23 Winterthur

1:2

+16

29/03

Home

20 Yverdon-Sport

1:1

+14

16/03

Away

26 Grasshopper

1:1

+29

09/03

Home

30 Lugano

2:1

+40

01/03

Away

43 Basel

0:2

+6

23/02

Away

35 Luzern

1:2

+28

Identifying the favourite

After analyzing both teams' last 8 matches, we've assigned 264 points to the home team and 168 points to the away team. This suggests that one team has an advantage over the other. However, it's important to consider that the home team (St. Gallen) is playing on their own turf, which may slightly improve their chances of winning.

Accumulated points

St. Gallen 264
Sion 168

To determine what percentage of victories each team achieves at home and away, we've compiled statistics from several recent years to eliminate any chance-related factors. It turns out that 55.93% of victories for the team St. Gallen occurred in home matches. For the team Sion this indicator is 57.63%. On average, this equates to 56.78%, suggesting a slight advantage for St. Gallen all other things being equal.

Percentage of home wins by teams

St. Gallen

St. Gallen 55.93%

Sion

Sion 57.63%

Average

Average 56.78%

Now, to determine the favorite of the match, we will take 56.78% of the home team's points and 43.22% of the away team's points. It turns out that the favorite of the match is St. Gallen with an advantage of 150 points against 73. If we convert it to a percentage ratio, it will be 67.41% to 32.59%.

Points earned with home win percentage

St. Gallen 150
Sion 73

Bookmakers odds and probability

Now let's see who the bookmakers consider the favorite and compare their data with our calculations. The bookmakers estimate the probability of a draw in this match at 24.63% with a coefficient of 4.06. The coefficient for the home team's victory is 1.86, and for the away team's victory it is 4.64. If we exclude the draw, the probability of the home team's victory will be 71.43%, and the away team's victory - 28.57%. This differs from our calculations.

Comparison of calculated data with bookmakers

Bookmakers

St. Gallen 71.43%
Sion 28.57%

Our calculation

St. Gallen 67.41%
Sion 32.59%

Match prediction

As a result of the analysis conducted, an inaccuracy was found in the bookmaker's line. In our opinion, the probability of Sion's victory is an order of magnitude higher than what the bookmakers think. The difference is 3.79%. The coefficient for the team's victory is 4.64, while in reality, it should be 4.07.

Comparison with bookmakers odds

Home Win

Draw

Away Win

Bookmakers

1.86

4.06

4.64

Our calculation

1.97

4.06

4.07

The mathematical analysis of the betting odds for this match did not reveal any significant inaccuracies. We cannot confidently recommend using our forecast for bets on this match, as the potential profit will be minimal.

Away Win

4.64

Our prediction statistics

2025 March

QUANTITY 2446

ROI +9.69%

EARNINGS +$23697

2025 April

QUANTITY 2164

ROI +6.15%

EARNINGS +$13301

21 April 2025

QUANTITY 132

ROI +20.22%

EARNINGS +$2669

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