Portsmouth vs Swansea – Pre-Match Analysis
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Poisson model rates Swansea at 54%, yet other data sources diverge — this Portsmouth vs Swansea fixture contains genuine analytical tension.
✍️ Match Preview
Match Analysis
Portsmouth host Swansea at Fratton Park in Championship, Regular Season - 14. Kick-off is scheduled for Tuesday 3 November 2026 at 19:45 UTC.
Form Guide
Portsmouth — All Games: 5W 1D 4L from 10 Championship outings this season, averaging 1.60 points per game. Last five: D L W L L. They are averaging 1.40 goals per game and conceding 1.50 — a modest attacking output that tempers optimism on the Over 2.5 market. 3 clean sheets from 10 outings provides some defensive foundation. Both teams have scored in 60% of their games — a high BTTS rate that carries real weight in the goals markets. Portsmouth have played only a handful of Championship games so far this season, so this record also draws on matches from last season.
In front of their own supporters this season, Portsmouth have posted 2W 2D 6L at Fratton Park — 0.80 PPG. At home they are averaging 0.80 goals scored and 1.30 conceded per game. Somewhat surprisingly, their home PPG of 0.80 lags behind their overall 1.60 — the home advantage has not translated into superior results at Fratton Park this season.
Across all Championship games this season, Swansea have recorded 6W 3D 1L from 10 outings — 2.10 PPG. Last five: W W D W W. They are scoring at 1.70 per game and conceding 0.80. Defensively, 0.80 goals conceded per game is elite-level — a side this difficult to score against is a real threat to Over 2.5 and BTTS Yes. 4 clean sheets in 10 outings (40%) underlines their defensive solidity. Both teams have scored in 60% of their games — a noteworthy BTTS rate that supports the Yes market. Swansea have played only a handful of Championship games so far this season, so this record also draws on matches from last season.
Swansea's form when playing away from home: 5W 2D 3L across 10 road games this term (1.70 PPG). Away from home they average 1.40 goals scored and 1.40 conceded per game.
Despite the home advantage, the form figures favour Swansea — 0.50 PPG ahead of the hosts (2.10 vs 1.60). That gap is large enough to take seriously. Draw No Bet on the visitors neutralises home-ground risk while maintaining the form-backed selection.
Head to Head
There is little to separate the sides historically. From 4 previous meetings, Portsmouth have won 1, Swansea 2, with 1 draws — a balanced ledger that offers no obvious directional steer on its own.
Goals have been a feature of this fixture. The last 4 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 10 Mar 2026, ended 1–2 with Swansea 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
Portsmouth in-play tendencies (50 games, 25 at home): they score before half-time in 72% of fixtures in home games; when goalless at HT, a second-half goal follows 86% of the time; BTTS occurs in 48% of their matches (home games); Over 2.5 goals lands in 40% of games (home games).
Swansea in-play tendencies (50 games, 25 at away): they score before half-time in 64% of fixtures in away games; when goalless at HT, a second-half goal follows 87% of the time; BTTS occurs in 48% of their matches (away games); Over 2.5 goals lands in 52% of games (away games).
BTTS rates are mixed from the trading data — Portsmouth 56% versus Swansea 52%; no strong lean in either direction. The over/under 2.5 picture is inconclusive from the in-play data (Portsmouth 46% | Swansea 50%).
Poisson Model
The Poisson distribution model projects Portsmouth 0.96 xG and Swansea 1.76 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: Portsmouth attack 0.791 / defence 1.139 | Swansea attack 1.190 / defence 0.831. League average goals — home 1.454 / away 1.297. Portsmouth's attack strength of 0.791 is below the league average — the 0.96 xG projection reflects a team that scores at a discount to the division norm. Data: 50 Portsmouth games / 50 Swansea games used (CurrentSeason).
Result probabilities: Portsmouth 18% | Draw 29% | Swansea 54%. Fair-value odds: Portsmouth 5.56 | Draw 3.45 | Swansea 1.85. Swansea hold a narrow Poisson edge at 54% — the draw (29%) is close enough to merit draw-inclusive market consideration.
Goals markets: Over 2.5 probability 51% | BTTS probability 54% | Total xG 2.71. Over/Under 2.5 is close to a coin-flip at 51%/49% — the total xG of 2.71 sits near the 2.5 margin; this is a low-edge market from a Poisson standpoint. BTTS probability of 54% is moderate — neither team is projected to score with enough certainty to make Yes a clear standalone call.
Analysis Verdict
On the Poisson output, Swansea are the pick at 54% — moderate model lean. Current-season form corroborates the Poisson lean — partial multi-source support. With a 29% draw probability, Draw No Bet on Swansea offers a more defensible entry point than the straight win.
Poisson projects 2.71 total expected goals, pointing to Over 2.5 at 51% probability — reasonable conviction, supported by H2H averaging 3.0 goals per meeting.
The Poisson model's BTTS call is Yes at 54%. Form rates are neutral: Portsmouth 40% | Swansea 50%.
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💡 Key Insights
🏟️ Match Context
• Fixture: Portsmouth vs Swansea | Competition: Championship, Regular Season - 14 | Venue: Fratton Park • Kick-off: Tuesday 3 Nov 2026, 19:45 UTC • Data inputs: H2H history, form splits, prediction model signals, and market pricing
📊 Statistical Prediction
• Poisson result probabilities: Portsmouth 18% | Draw 29% | Swansea 54% • Poisson goal markets: Over 2.5 51% | BTTS 54% | xG Portsmouth 0.96 / Swansea 1.76 • Poisson strength factors: Portsmouth attack 0.791 / def 1.139 | Swansea attack 1.190 / def 0.831 | league avg home 1.454 / away 1.297 • Poisson stance: Swansea (54%) — moderate lean
🧮 Prediction Model
0.96
Portsmouth xG
Expected Goals
1.76
Swansea xG
54%
BTTS
78%
Over 1.5
51%
Over 2.5
29%
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 Portsmouth vs Swansea kick off?
Portsmouth vs Swansea is scheduled to kick off at 19:45 on Tuesday 3 November 2026 at Fratton Park.
Where is Portsmouth vs Swansea being played?
The match is being played at Fratton Park.
What competition is Portsmouth vs Swansea part of?
Portsmouth vs Swansea is a Regular Season - 14 fixture in the Championship (England).
Who is favourite to win Portsmouth vs Swansea?
Our statistical model gives Portsmouth a 18% chance of winning, Swansea a 54% chance, and a 29% chance of a draw — making Swansea the favourite.
Will both teams score in Portsmouth vs Swansea?
Our model estimates a 54% probability that both Portsmouth and Swansea will score (BTTS).
Will Portsmouth vs Swansea have over 2.5 goals?
Our model puts the probability of over 2.5 goals in this match at 51%.
What is the head-to-head record between Portsmouth and Swansea?
Record (4 meetings): Portsmouth 1W | Draws 1 | Swansea 2W.
What form are Portsmouth and Swansea in?
Portsmouth (all comps): 5W-1D-4L in 10 | 1.60 PPG | GF 1.40 / GA 1.50 | L5 D-L-W-L-L. Swansea (all comps): 6W-3D-1L in 10 | 2.10 PPG | GF 1.70 / GA 0.80 | L5 W-W-D-W-W.
🧮 Model Insight
Model Mechanics
The model rates Portsmouth's attack at 0.79x the league average against Swansea's defence at 0.83x — combine the two and it projects 0.96 expected goals for the hosts. The same calculation in reverse, Swansea's attack versus Portsmouth's defence, projects 1.76 expected goals for the visitors.
These ratings are built from 50/50 games of current-season data — a full enough sample to trust.
Scoreline Breakdown
Of every possible scoreline, 1-1 carries the highest individual probability at 12.6% — still a long way from a near-certainty, which says something about how open this one is on paper. Close behind: 0-2 (10.2%), 0-1 (10.2%). Those top three scorelines alone account for 33% of the model's total probability mass — a relatively concentrated, predictable distribution for this fixture.
Most Likely Outcome
Swansea Win
18%
5.63
29%
3.50
54%
1.86
Top 3 Most Likely Scorelines
0 – 1
11.7%
Away win
Most likely
1 – 1
11.1%
Draw
0 – 2
10.2%
Away win
Expected Goals & Win Odds
0.96
Portsmouth xG
Total xG
2.71
1.76
Swansea xG
5.63
18%
Home win
3.50
29%
Draw
1.86
54%
Away win
Goals Markets
75%
Over 1.5
1.33
25%
Under 1.5
4.00
51%
Over 2.5
1.96
49%
Under 2.5
2.04
29%
Over 3.5
3.45
71%
Under 3.5
1.41
14%
Over 4.5
7.14
86%
Under 4.5
1.16
Match Markets
Both Teams to Score
54%
BTTS Yes
1.87
46%
BTTS No
2.15
Clean Sheet
17%
5.80
38%
2.60
Win to Nil
3%
32.64
21%
4.84
Score Probability Matrix (%)
| H \ A | 0 | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|
| 0 | 6.6 | 11.7 | 10.2 | 6.0 | 2.6 | 0.9 |
| 1 | 6.3 | 11.1 | 9.8 | 5.7 | 2.5 | 0.9 |
| 2 | 3.0 | 5.3 | 4.7 | 2.7 | 1.2 | 0.4 |
| 3 | 1.0 | 1.7 | 1.5 | 0.9 | 0.4 | 0.1 |
| 4 | 0.2 | 0.4 | 0.4 | 0.2 | 0.1 | – |
| 5 | – | 0.1 | 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 Portsmouth vs Swansea?
Our Poisson model rates 1-1 as the single most likely exact scoreline, at 12.6%.
How many goals are Portsmouth and Swansea expected to score?
The model projects 0.96 expected goals for Portsmouth and 1.76 for Swansea, a combined total of 2.71.
How confident is the prediction model for Portsmouth vs Swansea?
Not very — the model's leading outcome sits at just 54%, meaning this is rated as a genuinely open contest with no dominant favourite.
📈 Form Insight
Where Both Sides Stand
Across their last 50 outings, Portsmouth have picked up 1.16 PPG on a 15W 13D 22L record — D-L-W-L-L across the most recent five. It's still early in the season for Portsmouth, so this record blends in a handful of games from last season too.
Swansea's form line: 21W 11D 18L from 50 games, 1.48 PPG, last five W-W-D-W-W. It's still early in the season for Swansea, so this record blends in a handful of games from last season too.
Form-wise this is close to level: Portsmouth on 1.16 PPG, Swansea on 1.48. Other factors will likely decide this one more than recent results.
Home Ground vs the Road
On home soil, Portsmouth have posted 1.20 PPG from 25 outings (8W 6D 11L).
On the road, Swansea have gone 9W 4D 12L from 25 away games — 1.24 PPG when travelling.
The Goals Picture
Portsmouth are averaging 1.08 goals scored and 1.44 conceded per game recently; Swansea are on 1.28 scored and 1.20 conceded.
Last 50 Results — Championship
Current season: same league only · Previous season: all leagues (covers promoted/relegated teams)
Portsmouth
Early Season
Swansea
Early Season
❓ Frequently Asked Questions
What form are Portsmouth and Swansea in coming into this match?
Portsmouth have gone 15W 13D 22L in their last 50 games (1.16 PPG), while Swansea have gone 21W 11D 18L in their last 50 (1.48 PPG).
Which team has the better venue record — Portsmouth at home or Swansea away?
Swansea's away record (1.24 PPG) is the stronger of the two venue-specific splits — Portsmouth at home: 1.20 PPG; Swansea away: 1.24 PPG.
Have Portsmouth or Swansea been keeping clean sheets recently?
Portsmouth have kept a clean sheet in 20% of their recent games, Swansea in 30%.
⚔️ Rivalry Insight
A Look Back
The fixture history between Portsmouth and Swansea runs to 4 recorded meetings, the earliest dating back to November 2024. Every recorded meeting has come in Championship. They last met on 10 March 2026, roughly 5 months ago.
Digging Into the Numbers
Swansea go into this on the back of 2 straight wins in the series — the current momentum sits squarely with them.
The biggest gap between the sides came on 1 Jan 2025, when Portsmouth won 4-0 — the largest margin of victory on record between these two.
Portsmouth's record when hosting Swansea specifically: 1W 0D 1L from 2 games — a narrower, venue-specific slice of the head-to-head picture.
Last 4 Meetings
1
Portsmouth
1
Draws
2
Swansea
Recent Meetings
❓ Frequently Asked Questions
What is the head-to-head record between Portsmouth and Swansea?
From 4 meetings on record, Portsmouth have won 1, Swansea have won 2, and 1 have been drawn.
When did Portsmouth and Swansea last play each other?
They last met on 10 March 2026, when Portsmouth 1-2 Swansea.
Who has won more matches between Portsmouth and Swansea?
Swansea have the better head-to-head record, with 2 wins from 4 meetings.
📈 Trading Insight
Half-Time Trends
Portsmouth are typically involved in an early goal — the half-time board shows at least one in 72% of their matches. They've gone in front at half-time 32% of the time.
Swansea are typically involved in an early goal — the half-time board shows at least one in 64% of their matches.
The Numbers That Matter
BTTS sits in mixed territory for this pairing — Portsmouth 48%, Swansea 48% — no strong lean either way from the trading data alone.
Over 2.5 has been close to a coin-flip for both sides — 40% (Portsmouth) and 52% (Swansea).
On the defensive side: Portsmouth have failed to score in 32% of games; Swansea in 32%.
Current season: same league only. Previous season: all leagues (covers promoted/relegated teams). All = any venue | Venue = Portsmouth home games / Swansea away games. HT metrics require half-time score data — shown as — where unavailable.
❓ Frequently Asked Questions
Do both teams usually score when Portsmouth play Swansea?
Not especially — both teams scoring has occurred in only 48% of Portsmouth's recent matches and 48% of Swansea's, a rate that leans toward BTTS No.
Is Portsmouth vs Swansea usually a high-scoring fixture?
Not particularly — Over 2.5 goals has come in for only 40% of Portsmouth's recent games and 52% of Swansea's, pointing to a tighter contest.
Do Portsmouth and Swansea tend to score early?
Portsmouth have had a goal before half-time in 72% of their recent matches, Swansea in 64% — a useful reference point for first-half goal markets.
The match report will be available once the game has finished.