AI verdict
Model consensus and the Glicko-2 rating lean to Barcelona. Full breakdown below.
Picks locked before kickoff results verified after public accuracy log →Spain: Primera
Barcelona vs Rayo Vallecano — Football prediction
Barcelona take on Rayo Vallecano in football, in Spain: Primera, on 31 August 2026. The PropickAI Glicko-2 model rates Barcelona as the favourite at around 85%. Sportsbook prices (6 books) put that result at roughly 87%. The model puts the chance of a draw at 10%.
Recent form reads: Barcelona have 2 won, 0 drawn and 0 lost of their last 2; Rayo Vallecano have 1 won, 0 drawn and 0 lost of 1. Barcelona arrive on a winning run. Glicko ratings: Barcelona 1831, Rayo Vallecano 1600, a gap of 231 points.
Our model and the market consensus broadly agree on this match. Model confidence in the favourite is high. That is a 2-point gap to the market. For reliability the safer lean is a protected market on Barcelona (double chance, say) rather than the outright win alone. Key markers: an edge of 231 Glicko rating points, the model's 85% for Barcelona. Read on for team stats, previous meetings, the bookmaker line and the PropickAI AI prediction. This is a probability read from our model plus the market line, not a guaranteed outcome.
Our model prediction (Glicko-2)
PropickAI model · comparison with the market line (no margin)
1 Barcelona — 85%
Model estimate: win Barcelona 84.8%, draw 10.2%, win Rayo Vallecano 5.0%. Model favourite — Barcelona.
Informational estimate, not a betting recommendation.
How we calculated thisModel, consensus and market breakdown
Math-model prediction
AI match prediction Barcelona - Rayo Vallecano August 31, 2026
Football math modelThe summary is built from our prematch context: line, form, lineups and Glicko.
- Glicko: Barcelona 84.8% / X 10.2% / Rayo Vallecano 5.0%
For reference
Fair probability (no margin)
Probability excluding the bookmaker margin — for reference, not a betting recommendation.
Odds source: consensus of 5 books (Baltbet, Betcity, Kambi BetMGM, Kambi Unibet, Leon). This is the fair probability after removing the bookmaker margin from the odds — reference information, not a prediction or a betting recommendation.
For reference
Model O/U (market-implied)
Market-implied probability from the frozen pre-kickoff consensus line — reference, not a prediction or a betting recommendation.
For reference
Line movement
How the odds changed from opening to the current line — for reference, not a betting recommendation.↓ odds shortened (money on this outcome), ↑ drifted (line weakened). For reference, not a betting recommendation.
SStats data
Statistics and model
La LigaHighest odds across books (line-shopping) per SStats data — for reference, not advertising and not a betting recommendation.
Averages over the last 10 matches per SStats data — for reference.
Source: sstats_content
Glicko rating, expected goals (xG) and win probability per the SStats model — for reference, complements the AI review.
Market consensus
Forecast by market
Consensus probability with the bookmaker margin removed; the number on the right is the best available odds. For reference only, not a bet.
Model prediction • nb-bet.com
Score prediction
Score prediction and odds (1X2): third-party model service nb-bet.com. For reference — not a PropickAI prediction. Source
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Barcelona - Rayo Vallecano
Barcelona: win 1.11 Barcelona: draw 10.00 Rayo Vallecano win: 17.00 Obschiy Total goals Over 3.5: 1.73 Obschiy Total goals Under 3.5: 2.10 Individualnyy Total goals Barcelona Over 3.5: 2.25 Individualnyy Total goals Barcelona Under 3.5: 1.57 Individualnyy Total goals…
We mark in green only strong signals where the model passed our publication filter. The other rows are for audit and training.
Football math model. The football model compares the market, Glicko-2, Poisson/xG, home advantage and tempo. The draw is accounted for as match risk but is not presented as a separate signal. Green value on an outcome means a mathematical edge, not a prediction guarantee.
Glicko-2 is a team-strength rating: it weighs the line, history and consistency, but is not a guarantee.
The football model compares the market, Glicko-2, Poisson/xG, home advantage and tempo. The draw is accounted for as match risk but is not presented as a separate signal. Green value on an outcome means a mathematical edge, not a prediction guarantee.
Betting notes are built from the line, market and our math model: take a signal only when the model and market agree.
Both teams to score
| Outcome | Fonbet | Kambi BetMGM | Kambi Unibet | Leon |
|---|---|---|---|---|
| no | 1.70 58.8% | 1.80 55.6% | 1.80 55.6% | 1.79 55.9% |
| yes | 2.15 46.5% | 23.00 4.4% | 23.00 4.4% | 1.92 52.1% |
Double chance
| Outcome | Baltbet | Betcity | Fonbet | Kambi BetMGM | Kambi Unibet |
|---|---|---|---|---|---|
| 12 | 1.04 96.2% | 1.06 94.3% | 1.03 97.1% | 1.04 96.2% | 1.04 96.2% |
| 1x | — | 1.02 98.0% | 1.08 92.6% | 1.03 97.1% | 1.03 97.1% |
| x2 | 7.13 14.0% | 6.80 14.7% | 8.50 11.8% | 7.00 14.3% | 7.00 14.3% |
First Half Winner
| Outcome | Leon |
|---|---|
| 1.36 73.5% | |
| X | 3.75 26.7% |
| 12.90 7.8% |
Goals Over/Under First Half
| Outcome | Leon |
|---|---|
| Over 1.5 | 1.70 58.8% |
| Under 1.5 | 2.03 49.3% |
Barcelona
Zhoan Garsiya
Pao Kubarsi
Zhyul Kunde
Pedri
Lamin Yamal
Entoni Gordon
Dani Olmo
Mark Bernal
Rafinya
Rayo Vallecano
Deniel Kardenas
Pate Siss
Dzhoshua Vertrud
Unai Lopes
Oskar Valentin
Serkhio Kamelo
Alvaro Garsiya
Khorkhe de Frutos
Barcelona
No home-team absences found in the prematch data.
Rayo Vallecano
No away-team absences found in the prematch data.
Form & head-to-head
Odds · 5 bookmakers
| Bookmaker | 1 | X | 2 |
|---|---|---|---|
| Pari | 1.23 | 6.6 | 12 |
| Winline | 1.23 | 6.2 | 10 |
| Fonbet | 1.23 | 6.6 | 12 |
| Betcity | 1.21 | 7 | 13 |
| Liga Stavok | 1.22 | 6.6 | 11 |
Barcelona
Rayo Vallecano
Full head-to-head history: Barcelona - Rayo Vallecano
Overall statistics
Match history
Rayo Vallecano
Rayo Vallecano
Rayo Vallecano
Rayo Vallecano
Rayo Vallecano
Rayo Vallecano
Rayo Vallecano
Rayo Vallecano
Unlock the full match prediction
The Barcelona - Rayo Vallecano breakdown — outcomes, probabilities, risks and history — is available after a free sign-in.
- Full AI consensus of 7 models
- Win probabilities & value flags
- Match history & form
Frequently asked questions
Who is the favourite in Barcelona vs Rayo Vallecano?
By the PropickAI model, Barcelona is favoured — about 85% win probability.
What does PropickAI predict for Barcelona vs Rayo Vallecano?
The consensus of 7 AI models and the Glicko-2 rating leans to Barcelona. Full probabilities and bookmaker odds are shown on this page.
What are the bookmaker odds for Barcelona vs Rayo Vallecano?
Live odds for Barcelona vs Rayo Vallecano from multiple bookmakers are listed on this page and refresh as the market moves.
When does Barcelona vs Rayo Vallecano start?
August 31, 2026.


