St. Gallen vs Sion preview
2025/2026 Super League, Switzerland
Super League
Sion
SIO
STANDINGS
| Rank | Team | P | W | D | L | GD | Pts | Form |
|---|
| Rank | Team | P | W | D | L | GD | Pts | Form |
|---|
| Rank | Team | P | W | D | L | GD | Pts | Form |
|---|
CONTEXT
St. Gallen hosted Sion in a match that ended 0-3 in favor of the visitors. At halftime, the score was 0-1, with Sion taking an early lead. Despite St. Gallen controlling 54% of possession compared to Sion's 46%, they failed to convert opportunities into goals. Sion, identified as the stronger team pre-match, capitalized efficiently, adding two more goals in the second half without facing any red card disruptions. The result showed minimal structural deviation of 2.4% aligned with Sion's performance. No expected second-half adjustments were noted, and the outcome remained consistent with pre-match evaluations. This victory underscores Sion's clinical finishing against a possession-dominant but ineffective home side.
TL;DR
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Structural deviation: Match result exhibited minimal structural deviation of 2.4% favoring Sion.
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Efficiency shift: Efficiency shift stayed in line with pre-match assessments.
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xG alignment: xG alignment unavailable due to missing data.
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Market alignment: Outcome fully aligned with pre-match market positioning.
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xG expectations: xG expectations unassessable without data.
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Event impact: No notable events altered match dynamics.
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Red card distortion: Zero red cards resulted in no distortion to the scoreline.
Quality vs Volume
Open Play vs Set Play
Expected Points
| Team | xPts |
|---|---|
| Home | 1.8 |
| Away | 1.2 |
Win Probabilities
Live Win Probability (90 Min)
St. Gallen
Sion
Team Power Ranking
i
63.7
63.87
St. Gallen
Sion
Form Analysis Opponent-Weighted
Line chart of recent results (points/trend). Friendlies excluded by default. Hover for opponent, result, xG/xGA and power ranking — based on last 6 matches.
Heatmaps Ball coordinates
Attack and defence zones from ball position data. Filters: last 6 matches (overall/home/away), time period, competition.
St. Gallen
Sion
Possession Efficiency Possession-Adjusted
How effectively each team uses and defends their share of possession. Efficiency adjusted based on team possession percentage
St. Gallen
⚠ Proxy
Attacking Efficiency
Defensive Efficiency
Positive = above league average.
Negative = below league average.
Formula: EfficiencyIndex = z(AttackEff) − z(DefenceEff)
Set Pieces Efficiency Attack & Defence
Set-piece reliance and strength using expected metrics and actual outcomes for each team.
St. Gallen
⚠ Proxy
St. Gallen
Sion
St. Gallen
Sion
Counter / Transition Attack & Defence
What happens in the 15 seconds immediately after possession changes hands — based on Last 6 matches.
St. Gallen
St. Gallen
Sion
St. Gallen
Sion
PRESSURE INDEX
Momentum phases from smoothed minute-by-minute pressure.
- St. Gallen had peak pressure around 44'.
- SIO started the game with stronger pressure.
Team Head to Head Last 6 Seasons
Summary of 66 matches between these sides — filtered by competition and venue context.
Match Record
Goals
Expected Goals
Data last updated: 2026-05-04T00:03:01+00:00
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General Information
Next Match
St. Gallen
vs
Lugano
League: Super League
Kickoff: Sun, 10 May - 12:00 PM
Venue: Stadio di Cornaredo
Sion
vs
Thun
League: Super League
Kickoff: Sun, 10 May - 2:30 PM
Venue: Stade de Tourbillon
Statistics
Top Statistics
Match Overview
Attacking
Possession
Defensive
Build-up
Discipline
Lineup
Manager ▼
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Match Commentary