West Ham 1-1 Chelsea – Result & Analysis
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Poisson model rates West Ham at 39%, yet other data sources diverge — this West Ham vs Chelsea fixture contains genuine analytical tension.
✍️ Match Preview
Analysis & Preview
A Premier League encounter, Regular Season - 23 sees Chelsea travel to London Stadium to take on West Ham. The game is scheduled for Saturday 11 February 2023, 12:30 UTC.
Form Guide
West Ham — All Games: 2W 2D 6L from 10 Premier League outings this season, averaging 0.80 points per game. Last five: L D L W D. They are averaging 0.90 goals per game and conceding 1.40 — a modest attacking output that tempers optimism on the Over 2.5 market. 2 clean sheets from 10 outings provides some defensive foundation. This season is still relatively young for West Ham, so this record blends games from this season and last.
West Ham's home record at London Stadium: 4W 1D 5L from 10 Premier League appearances (1.30 PPG). At home they are averaging 1.10 goals scored and 1.20 conceded per game. At home, both teams have scored in only 30% of games — reinforcing BTTS No as the home-venue-backed angle. Their home PPG of 1.30 is noticeably stronger than their overall 0.80 — West Ham are significantly better at London Stadium than their overall form suggests.
Across all Premier League games this season, Chelsea have recorded 2W 3D 5L from 10 outings — 0.90 PPG. Last five: L L W D D. Their scoring rate of 0.60 per game is modest, conceding 1.00 — not a side to back heavily on the Over 2.5 from their form alone. 4 clean sheets in 10 outings (40%) underlines their defensive solidity. Both teams have scored in just 30% of their games, reflecting a regular tendency to keep or record clean sheets. This season is still relatively young for Chelsea, so this record blends games from this season and last.
Chelsea's form when playing away from home: 2W 3D 5L across 10 road games this term (0.90 PPG). Away from home they average 0.80 goals scored and 1.40 conceded per game.
The form figures are too closely matched to derive a directional pick: West Ham 0.80 PPG, Chelsea 0.90 PPG. Look to other data sets to build the analysis.
H2H
The rivalry is an even one: 1 wins apiece for West Ham, 2 for Chelsea and 0 shared spoils from 3 past contests. Neither side holds a meaningful historical edge.
Goals have been a feature of this fixture. The last 3 meetings have averaged 3.0 per game — a rate that gives the Over 2.5 market a solid historical foundation. The most recent clash, on 3 Sep 2022, ended 1–2 with Chelsea winning.
With the win record balanced, the strongest H2H-derived signal is in the goals market. At 3.0 goals per game historically, Over 2.5 is the cleaner angle to extract from the head-to-head data.
In-Play Profile
West Ham in-play tendencies (59 games, 29 at home): BTTS occurs in 62% of their matches (home games); Over 2.5 goals lands in 48% of games (home games).
Chelsea in-play tendencies (59 games, 29 at away): BTTS occurs in 41% of their matches (away games); Over 2.5 goals lands in 52% of games (away games); they keep a clean sheet 41% of the time.
BTTS rates are mixed from the trading data — West Ham 54% versus Chelsea 48%; no strong lean in either direction. The over/under 2.5 picture is inconclusive from the in-play data (West Ham 46% | Chelsea 49%).
Poisson Model
The Poisson distribution model projects West Ham 1.15 xG and Chelsea 0.99 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: West Ham attack 0.902 / defence 1.007 | Chelsea attack 0.856 / defence 0.900. League average goals — home 1.412 / away 1.143. Data: 59 West Ham games / 59 Chelsea games used (CurrentSeason).
Result probabilities: West Ham 39% | Draw 30% | Chelsea 31%. Fair-value odds: West Ham 2.56 | Draw 3.33 | Chelsea 3.23. This is a low-confidence result — no outcome exceeds 45%. The draw at 30% is a primary outcome, not an afterthought.
Goals markets: Over 2.5 probability 36% | BTTS probability 43% | Total xG 2.13. Under 2.5 has a narrow probability edge at 64% — total xG of 2.13 is below the line but not decisively so. BTTS probability of 43% is moderate — neither team is projected to score with enough certainty to make Yes a clear standalone call.
Our Verdict
Poisson rates West Ham as the most likely outcome at 39% — marginal model lean. With a 30% draw probability, Draw No Bet on West Ham offers a more defensible entry point than the straight win. The opposing side holds a 31% win probability per the model — this is not a banker and should be staked accordingly.
The Poisson model projects 2.13 xG in total — Under 2.5 at 36% — Poisson-only — limited corroboration confidence — though H2H averaging only 3.0 goals per meeting points in the other direction.
On the BTTS market, Poisson puts 43% on No. Form rates corroborate: West Ham 30% | Chelsea 50% BTTS from recent games.
The outsider holds a 31% 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: West Ham vs Chelsea | Competition: Premier League, Regular Season - 23 | Venue: London Stadium • Kick-off: Saturday 11 Feb 2023, 12:30 UTC • Data inputs: H2H history, form splits, prediction model signals, and market pricing
📊 Statistical Prediction
• Poisson result probabilities: West Ham 39% | Draw 30% | Chelsea 31% • Poisson goal markets: Over 2.5 36% | BTTS 43% | xG West Ham 1.15 / Chelsea 0.99 • Poisson strength factors: West Ham attack 0.902 / def 1.007 | Chelsea attack 0.856 / def 0.900 | league avg home 1.412 / away 1.143 • Poisson stance: West Ham (39%) — low confidence — close contest
🧮 Prediction Model
1.15
West Ham xG
Expected Goals
0.99
Chelsea xG
43%
BTTS
63%
Over 1.5
36%
Over 2.5
17%
Over 3.5
Full score-by-score matrix & model internals in the "Full Poisson Detail" section below ↓
⚠️ This analysis is generated algorithmically from statistical data and is intended for informational purposes only. It does not constitute betting advice. Please gamble responsibly.
❓ Frequently Asked Questions
What time does West Ham vs Chelsea kick off?
West Ham vs Chelsea kicked off at 12:30 on Saturday 11 February 2023 at London Stadium.
What was the final score in West Ham vs Chelsea?
West Ham 1 - 1 Chelsea.
Where is West Ham vs Chelsea being played?
The match is being played at London Stadium.
What competition is West Ham vs Chelsea part of?
West Ham vs Chelsea is a Regular Season - 23 fixture in the Premier League (England).
Who is favourite to win West Ham vs Chelsea?
Our statistical model gives West Ham a 39% chance of winning, Chelsea a 31% chance, and a 30% chance of a draw — making West Ham the favourite.
Will both teams score in West Ham vs Chelsea?
Our model estimates a 43% probability that both West Ham and Chelsea will score (BTTS).
Will West Ham vs Chelsea have over 2.5 goals?
Our model puts the probability of over 2.5 goals in this match at 36%.
What is the head-to-head record between West Ham and Chelsea?
Record (3 meetings): West Ham 1W | Draws 0 | Chelsea 2W.
What form are West Ham and Chelsea in?
West Ham (all comps): 2W-2D-6L in 10 | 0.80 PPG | GF 0.90 / GA 1.40 | L5 L-D-L-W-D. Chelsea (all comps): 2W-3D-5L in 10 | 0.90 PPG | GF 0.60 / GA 1.00 | L5 L-L-W-D-D.
🧮 Model Insight
Model Mechanics
West Ham's attacking strength (0.90x league average) is weighed against Chelsea's defensive record (0.90x) to produce a home expected-goals figure of 1.15. The same calculation in reverse, Chelsea's attack versus West Ham's defence, projects 0.99 expected goals for the visitors.
These ratings are built from 59/59 games of current-season data — a full enough sample to trust.
Most Likely Scorelines
The model's single most probable exact score is 1-1, at 15.1%. Close behind: 0-0 (13.6%), 1-0 (11.8%). Those top three scorelines alone account for 41% of the model's total probability mass — a relatively concentrated, predictable distribution for this fixture.
Most Likely Outcome
West Ham Win
39%
2.54
30%
3.38
31%
3.21
Top 3 Most Likely Scorelines
1 – 0
13.6%
Home win
Most likely
1 – 1
13.4%
Draw
0 – 0
11.9%
Draw
Expected Goals & Win Odds
1.15
West Ham xG
Total xG
2.13
0.99
Chelsea xG
2.54
39%
Home win
3.38
30%
Draw
3.21
31%
Away win
Goals Markets
63%
Over 1.5
1.59
37%
Under 1.5
2.70
36%
Over 2.5
2.78
64%
Under 2.5
1.56
17%
Over 3.5
5.88
83%
Under 3.5
1.20
7%
Over 4.5
14.29
93%
Under 4.5
1.08
Match Markets
Both Teams to Score
43%
BTTS Yes
2.34
57%
BTTS No
1.75
Clean Sheet
37%
2.68
32%
3.15
Win to Nil
15%
6.82
10%
10.10
Score Probability Matrix (%)
| H \ A | 0 | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|
| 0 | 11.9 | 11.7 | 5.8 | 1.9 | 0.5 | 0.1 |
| 1 | 13.6 | 13.4 | 6.6 | 2.2 | 0.5 | 0.1 |
| 2 | 7.8 | 7.7 | 3.8 | 1.2 | 0.3 | 0.1 |
| 3 | 3.0 | 2.9 | 1.4 | 0.5 | 0.1 | – |
| 4 | 0.9 | 0.8 | 0.4 | 0.1 | – | – |
| 5 | 0.2 | 0.2 | 0.1 | – | – | – |
Green = home win · Grey = draw · Amber = away win · Outlined cell = most likely score
▶ Model Internals
❓ Frequently Asked Questions
What is the most likely scoreline for West Ham vs Chelsea?
Our Poisson model rates 1-1 as the single most likely exact scoreline, at 15.1%.
How many goals are West Ham and Chelsea expected to score?
The model projects 1.15 expected goals for West Ham and 0.99 for Chelsea, a combined total of 2.13.
How confident is the prediction model for West Ham vs Chelsea?
Not very — the model's leading outcome sits at just 39%, meaning this is rated as a genuinely open contest with no dominant favourite.
📈 Form Insight
Where Both Sides Stand
West Ham's recent record stands at 21W 12D 26L from 59 games, a 1.27 PPG return, with L-D-L-W-D in the last five. The sample for West Ham is still a mix of this season and last, given how young the current campaign is.
Chelsea, meanwhile, have gone 29W 17D 13L across 59 games — 1.76 PPG, with L-L-W-D-D in their last five. The sample for Chelsea is still a mix of this season and last, given how young the current campaign is.
The points-per-game comparison favours Chelsea by 0.49 — a real, if not enormous, edge over West Ham heading into this one.
Home Ground vs the Road
At home specifically, West Ham have managed 13W 6D 10L from 29 games — 1.55 PPG in front of their own supporters.
Chelsea's away record stands at 14W 7D 8L across 29 trips, a 1.69 PPG haul.
The Goals Picture
West Ham are averaging 1.32 goals scored and 1.31 conceded per game recently; Chelsea are on 1.66 scored and 0.92 conceded.
Defensively: Chelsea in 41% — worth knowing if you're weighing up clean-sheet or BTTS-No markets.
Last 59 Results — Premier League
Current season: same league only · Previous season: all leagues (covers promoted/relegated teams)
West Ham
Blended
Chelsea
Blended
❓ Frequently Asked Questions
What form are West Ham and Chelsea in coming into this match?
West Ham have gone 21W 12D 26L in their last 59 games (1.27 PPG), while Chelsea have gone 29W 17D 13L in their last 59 (1.76 PPG).
Which team has the better venue record — West Ham at home or Chelsea away?
Chelsea's away record (1.69 PPG) is the stronger of the two venue-specific splits — West Ham at home: 1.55 PPG; Chelsea away: 1.69 PPG.
Have West Ham or Chelsea been keeping clean sheets recently?
West Ham have kept a clean sheet in 20% of their recent games, Chelsea in 41%.
⚔️ Rivalry Insight
A Look Back
The fixture history between West Ham and Chelsea runs to 10 recorded meetings, the earliest dating back to December 2021. Every recorded meeting has come in Premier League. They last met on 31 January 2026, roughly 6 months ago.
Digging Into the Numbers
Chelsea have won the last 5 meetings between these two, a run that gives them the psychological edge coming in.
The biggest gap between the sides came on 5 May 2024, when Chelsea won 5-0 — the largest margin of victory on record between these two.
West Ham's record when hosting Chelsea specifically: 2W 1D 2L from 5 games — a narrower, venue-specific slice of the head-to-head picture.
Last 10 Meetings
2
West Ham
1
Draws
7
Chelsea
Recent Meetings
❓ Frequently Asked Questions
What is the head-to-head record between West Ham and Chelsea?
From 10 meetings on record, West Ham have won 2, Chelsea have won 7, and 1 have been drawn.
When did West Ham and Chelsea last play each other?
They last met on 31 January 2026, when Chelsea 3-2 West Ham.
Who has won more matches between West Ham and Chelsea?
Chelsea have the better head-to-head record, with 7 wins from 10 meetings.
📈 Trading Insight
The Numbers That Matter
BTTS sits in mixed territory for this pairing — West Ham 62%, Chelsea 41% — no strong lean either way from the trading data alone.
Over 2.5 has been close to a coin-flip for both sides — 48% (West Ham) and 52% (Chelsea).
On the defensive side: Chelsea in 45%.
Current season: same league only. Previous season: all leagues (covers promoted/relegated teams). All = any venue | Venue = West Ham home games / Chelsea away games. HT metrics require half-time score data — shown as — where unavailable.
❓ Frequently Asked Questions
Do both teams usually score when West Ham play Chelsea?
Not especially — both teams scoring has occurred in only 62% of West Ham's recent matches and 41% of Chelsea's, a rate that leans toward BTTS No.
Is West Ham vs Chelsea usually a high-scoring fixture?
Not particularly — Over 2.5 goals has come in for only 48% of West Ham's recent games and 52% of Chelsea's, pointing to a tighter contest.
West Ham and Chelsea share the spoils in a 1-1 draw.
📝 Match Report
How It Unfolded
The points were shared at London Stadium, Regular Season - 23, as West Ham and Chelsea drew 1-1 in the Premier League. That is the final score; the rest of this report grades it against what the data forecast beforehand.
The Model vs The Result
The Poisson model went into this projecting West Ham 1.15 xG and Chelsea 0.99 xG, a combined 2.13. The scoreboard read 1-1 for 2 actual goals. Both sides finished within a goal of their individual projections, so the scoreline sat close to the model's expected shape. Those figures were built on strength ratings of West Ham attack 0.90 / defence 1.01 against Chelsea attack 0.86 / defence 0.90, drawn from 59/59 games (CurrentSeason).
On the result, the model split it West Ham 39% | Draw 30% | Chelsea 31%, with West Ham to win its most likely call at 39%. The actual draw had been the model's second-ranked read at 30%, so the result diverged from the top call without being a shock.
Goals & Markets
The model rated Over 2.5 goals at 36%. The game delivered 2, so it stayed under — the model's lean was correct. Over 1.5 had been 63% and landed. On both teams to score, the model sat at 43% and the match saw both sides score — a miss on BTTS. Historically the two sides average 48% Over 2.5 across their same-competition games (West Ham 46%, Chelsea 49%), a base rate that agreed with today's under. Their combined BTTS history runs at 51%, which matched the both-scored outcome.
Trading Patterns vs Reality
West Ham's trading profile (59 games, 29 home) set some clear expectations: BTTS lands in 54% of their matches — today it did.
Chelsea's trading profile (59 games, 29 away) set some clear expectations: BTTS lands in 48% of their matches — today it did; they keep a clean sheet 41% of the time, and conceded here.
Form vs Result
On form, Chelsea arrived the stronger side — 1.76 PPG against 1.27. The form guide was only half-right: the stronger side did not lose, but could not convert the edge into a win.
Verdict
Grading the result against the stored data, 1 of 4 pre-match signals came in: result (miss), Over 2.5 (hit), BTTS (miss), form (miss). A poor return for the projections: the match defied the majority of what the numbers expected.
💡 Key Insights
⚠️ This match report is generated algorithmically from the final score, our prediction model, and each team's historical form and trading data. Analysis is for informational purposes only.