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Poisson model favours Real Betis (39%) — form and H2H data both point in the same direction as Rayo Vallecano face Real Betis.
✍️ Match Preview
Match Analysis
Rayo Vallecano host Real Betis at Campo de Futbol de Vallecas in La Liga, Regular Season - 16. Kick-off is scheduled for Monday 15 December 2025 at 20:00 UTC.
Form Analysis
Looking at all fixtures this season, Rayo Vallecano stand at 3W 3D 4L from 10 La Liga matches — 1.20 PPG. Last five: L D D D L. They are averaging 0.80 goals per game and conceding 1.00 — a modest attacking output that tempers optimism on the Over 2.5 market. 5 clean sheets from 10 games (50%) is a standout defensive return — they are keeping their net clean in more than half their matches. Both teams have scored in only 20% of their games — a low BTTS rate that suggests clean sheets are a regular occurrence. This season is still relatively young for Rayo Vallecano, so this record blends games from this season and last.
In front of their own supporters this season, Rayo Vallecano have posted 2W 7D 1L at Campo de Futbol de Vallecas — 1.30 PPG. At home they are averaging 0.80 goals scored and 0.70 conceded per game. 4 home clean sheets from 10 games (40%) — a solid defensive base on their own ground.
Across all La Liga games this season, Real Betis have recorded 5W 3D 2L from 10 outings — 1.80 PPG. Last five: W D D W L. They are scoring at 1.90 per game and conceding 1.30. 3 clean sheets from 10 outings suggests some defensive organisation. Both teams have scored in 60% of their games — a noteworthy BTTS rate that supports the Yes market. This season is still relatively young for Real Betis, so this record blends games from this season and last.
Real Betis's away record: 3W 6D 1L from 10 road trips in La Liga this season (1.50 PPG). Away from home they average 1.60 goals scored and 1.50 conceded per game. Both teams have scored in 90% of their away matches — a high BTTS rate on the road that directly informs this fixture.
The form data does not support a straightforward home bias here. Real Betis are 0.60 PPG ahead (1.80 vs 1.20), making them the form-guided selection despite the trip.
H2H Record
Real Betis have tended to come out on top in this fixture, winning 4 of the last 8 encounters against Rayo Vallecano's 1 victories.
The 8 previous encounters between these sides have been high-scoring affairs — 2.9 goals per contest on average. Historical precedent backs the Over 2.5 goals market. The most recent clash, on 15 May 2025, ended 2–2 with a draw.
The H2H provides genuine backing for the away side. Real Betis have won 4 of 8 previous encounters, and at 2.9 goals per game, the goals market also points upward. The away win and Over 2.5 combination has a historical case worth noting.
Trading Patterns
Rayo Vallecano in-play and half-time data (53 games, 25 at home): they score before half-time in 60% of fixtures in home games; when goalless at HT, a second-half goal follows 75% of the time; BTTS occurs in 64% of their matches (home games); Over 2.5 goals lands in 40% of games (home games); they fail to score in 30% of games.
Real Betis in-play and half-time data (53 games, 25 at away): they score before half-time in 72% of fixtures in away games; when goalless at HT, a second-half goal follows 93% of the time; two or more arrive in the second half on 60% of those occasions; BTTS occurs in 76% of their matches (away games); Over 2.5 goals lands in 52% of games (away games).
From a combined perspective, both sides have high BTTS rates — Rayo Vallecano 51% and Real Betis 70% — which reinforces the BTTS Yes angle from in-play data. The over/under 2.5 picture is inconclusive from the in-play data (Rayo Vallecano 40% | Real Betis 53%).
Poisson Model
The Poisson distribution model projects Rayo Vallecano 0.90 xG and Real Betis 1.07 xG. These expected goals figures are the primary input: they feed a goal-probability matrix across all scoreline combinations to derive the result and market probabilities below. Underlying strength ratings: Rayo Vallecano attack 0.735 / defence 0.796 | Real Betis attack 1.219 / defence 0.884. League average goals — home 1.385 / away 1.103. Rayo Vallecano's attack strength of 0.735 is below the league average — the 0.90 xG projection reflects a team that scores at a discount to the division norm. Real Betis have an above-average attack strength of 1.219 — the away xG of 1.07 is driven by genuine attacking quality on the road. Rayo Vallecano's defence rating of 0.796 is below average — the home backline is amplifying the visitor's projected output. Data: 53 Rayo Vallecano games / 53 Real Betis games used (CurrentSeason).
Result probabilities: Rayo Vallecano 30% | Draw 31% | Real Betis 39%. Fair-value odds: Rayo Vallecano 3.33 | Draw 3.23 | Real Betis 2.56. This is a low-confidence result — no outcome exceeds 45%. The draw at 31% is a primary outcome, not an afterthought.
Goals markets: Over 2.5 probability 32% | BTTS probability 39% | Total xG 1.97. Under 2.5 is the strongly backed market at 68% probability — total xG of 1.97 sits well below the 2.5 threshold. The model is projecting a tight, low-scoring match based on both sides' defensive quality. BTTS probability of 39% is moderate — neither team is projected to score with enough certainty to make Yes a clear standalone call.
Summary & Verdict
The Poisson model's primary lean is Real Betis at 39% — marginal model lean. Current-season form corroborates the Poisson lean — partial multi-source support. With a 31% draw probability, Draw No Bet on Real Betis offers a more defensible entry point than the straight win. The opposing side holds a 30% win probability per the model — this is not a banker and should be staked accordingly.
The Poisson model projects 1.97 xG in total — Under 2.5 at 32% — Poisson-only — limited corroboration confidence — though H2H averaging only 2.9 goals per meeting points in the other direction.
On the BTTS market, Poisson puts 39% on No. This conflicts with form data: Rayo Vallecano 50% | Real Betis 90% from recent games — a notable divergence.
The outsider holds a 30% win probability per the model — this is not a banker and should not be treated as one. Proportionate stakes are appropriate given the genuine contest the data projects.
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💡 Key Insights
🏟️ Match Context
• Fixture: Rayo Vallecano vs Real Betis | Competition: La Liga, Regular Season - 16 | Venue: Campo de Futbol de Vallecas • Kick-off: Monday 15 Dec 2025, 20:00 UTC • Data inputs: H2H history, form splits, prediction model signals, and market pricing
⚔️ Head-to-Head History
• Record (8 meetings): Rayo Vallecano 1W | Draws 3 | Real Betis 4W • Goals trend: 2.88 goals/game | Total H2H goals: Rayo Vallecano 10 – 13 Real Betis • H2H markets: BTTS 75% | Over 2.5 50% | Win rates: Rayo Vallecano 12% / Draw 38% / Real Betis 50% • Historical edge: Real Betis dominant — 4W from 8 meetings (50% win rate) • H2H vs Poisson: both agree — Real Betis favoured. H2H win rate 50%, Poisson win probability 39% • Goals contradiction: H2H averages 2.88 goals/game (50% Over historically) but Poisson total xG is only 1.97 (68% Under probability) — current defensive form is likely suppressing the model vs historical scoring patterns • BTTS tension: H2H BTTS rate 75% but Poisson model rates BTTS at only 39% — current defensive form is suppressing the historical two-way scoring pattern
📈 Recent Form
• Rayo Vallecano (all comps): 3W-3D-4L in 10 | 1.20 PPG | GF 0.80 / GA 1.00 | L5 L-D-D-D-L • Real Betis (all comps): 5W-3D-2L in 10 | 1.80 PPG | GF 1.90 / GA 1.30 | L5 W-D-D-W-L • Rayo Vallecano home split: 1.30 PPG from 10 | GF 0.80 / GA 0.70 | CS 4 • Real Betis away split: 1.50 PPG from 10 | GF 1.60 / GA 1.50 | CS 1 • Form edge: Real Betis lead by 0.60 PPG (1.80 vs 1.20) • xG vs form (Rayo Vallecano): Poisson xG of 0.90 aligns with form scoring rate of 0.80 — consistent corroboration • xG vs form (Real Betis): Poisson projects 1.07 xG vs form scoring rate of 1.60 — model applies a discount on visitor output; home side's defensive record is the key factor • Under 2.5 corroborated — form projects ~1.8 total goals, Poisson xG sum 1.97 (68% Under 2.5 probability) • BTTS: mixed signals — form blend ~70% BTTS rate, Poisson probability 39% — no strong positional edge • Form vs Poisson alignment: form and model agree on Real Betis — Real Betis at 39% Poisson win probability
📊 Statistical Prediction
• Poisson result probabilities: Rayo Vallecano 30% | Draw 31% | Real Betis 39% • Poisson goal markets: Over 2.5 32% | BTTS 39% | xG Rayo Vallecano 0.90 / Real Betis 1.07 • Poisson strength factors: Rayo Vallecano attack 0.735 / def 0.796 | Real Betis attack 1.219 / def 0.884 | league avg home 1.385 / away 1.103 • Poisson stance: Real Betis (39%) — low confidence — close contest
🎲 Betting Market Intelligence
• Odds data is not currently available for this fixture
🧮 Prediction Model
0.90
Rayo Vallecano xG
Expected Goals
1.07
Real Betis xG
39%
BTTS
59%
Over 1.5
32%
Over 2.5
14%
Over 3.5
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❓ Frequently Asked Questions
What time does Rayo Vallecano vs Real Betis kick off?
Rayo Vallecano vs Real Betis kicked off at 20:00 on Monday 15 December 2025 at Campo de Futbol de Vallecas.
What was the final score in Rayo Vallecano vs Real Betis?
Rayo Vallecano 0 - 0 Real Betis.
Where is Rayo Vallecano vs Real Betis being played?
The match is being played at Campo de Futbol de Vallecas.
What competition is Rayo Vallecano vs Real Betis part of?
Rayo Vallecano vs Real Betis is a Regular Season - 16 fixture in the La Liga (Spain).
Who is favourite to win Rayo Vallecano vs Real Betis?
Our statistical model gives Rayo Vallecano a 30% chance of winning, Real Betis a 39% chance, and a 31% chance of a draw — making Real Betis the favourite.
Will both teams score in Rayo Vallecano vs Real Betis?
Our model estimates a 39% probability that both Rayo Vallecano and Real Betis will score (BTTS).
Will Rayo Vallecano vs Real Betis have over 2.5 goals?
Our model puts the probability of over 2.5 goals in this match at 32%.
What is the head-to-head record between Rayo Vallecano and Real Betis?
• Record (8 meetings): Rayo Vallecano 1W | Draws 3 | Real Betis 4W • Goals trend: 2.88 goals/game | Total H2H goals: Rayo Vallecano 10 – 13 Real Betis • H2H markets: BTTS 75% | Over 2.5 50% | Win rates: Rayo Vallecano 12% / Draw 38% / Real Betis 50% • Historical edge: Real Betis dominant — 4W from 8 meetings (50% win rate) • H2H vs Poisson: both agree — Real Betis favoured. H2H win rate 50%, Poisson win probability 39% • Goals contradiction: H2H averages 2.88 goals/game (50% Over historically) but Poisson total xG is only 1.97 (68% Under probability) — current defensive form is likely suppressing the model vs historical scoring patterns • BTTS tension: H2H BTTS rate 75% but Poisson model rates BTTS at only 39% — current defensive form is suppressing the historical two-way scoring pattern
What form are Rayo Vallecano and Real Betis in?
• Rayo Vallecano (all comps): 3W-3D-4L in 10 | 1.20 PPG | GF 0.80 / GA 1.00 | L5 L-D-D-D-L • Real Betis (all comps): 5W-3D-2L in 10 | 1.80 PPG | GF 1.90 / GA 1.30 | L5 W-D-D-W-L • Rayo Vallecano home split: 1.30 PPG from 10 | GF 0.80 / GA 0.70 | CS 4 • Real Betis away split: 1.50 PPG from 10 | GF 1.60 / GA 1.50 | CS 1 • Form edge: Real Betis lead by 0.60 PPG (1.80 vs 1.20) • xG vs form (Rayo Vallecano): Poisson xG of 0.90 aligns with form scoring rate of 0.80 — consistent corroboration • xG vs form (Real Betis): Poisson projects 1.07 xG vs form scoring rate of 1.60 — model applies a discount on visitor output; home side's defensive record is the key factor • Under 2.5 corroborated — form projects ~1.8 total goals, Poisson xG sum 1.97 (68% Under 2.5 probability) • BTTS: mixed signals — form blend ~70% BTTS rate, Poisson probability 39% — no strong positional edge • Form vs Poisson alignment: form and model agree on Real Betis — Real Betis at 39% Poisson win probability
What do the betting odds say about Rayo Vallecano vs Real Betis?
• Odds data is not currently available for this fixture