Portsmouth 1-0 Carlisle – Result & Analysis
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Poisson rates Portsmouth at 54% — recent form provides partial corroboration, though signals are mixed in this Portsmouth vs Carlisle encounter.
✍️ Match Preview
Pre-Match Analysis
Portsmouth and Carlisle meet at Fratton Park in League One (matchday 14). This fixture gets under way on Saturday 21 October 2023 at 16:00 UK time.
Current Form
Portsmouth's record over their last 10 games: 7W 3D 0L (2.40 PPG). Last five: W W W W W. Offensively they are averaging 1.60 goals per game, with 0.70 conceded. Defensively, conceding just 0.70 per game is an exceptional defensive record. 4 clean sheets in 10 games (40%) reflects a solid defensive base. Both teams have scored in 60% of their games — a high BTTS rate that carries real weight in the goals markets.
Portsmouth's form when playing at home: 6W 4D 0L across their last 10 home games (2.20 PPG). At home they are averaging 1.40 goals scored and 0.60 conceded per game. 5 clean sheets from their last 10 home games (50%) — they are an exceptionally hard side to score against at home.
Carlisle (all games): 2W 3D 5L across their last 10 — 0.90 points per game. Last five: L L D W L. Their scoring rate of 0.90 per game is modest, conceding 1.30 — not a side to back heavily on the Over 2.5 from their form alone. 1 clean sheet from 10 outings (10%).
Carlisle's away record over their last 10 away games: 2W 4D 4L (1.00 PPG). Away from home they average 0.80 goals scored and 1.00 conceded per game.
The points-per-game gap of 1.50 in Portsmouth's favour (2.40 vs 0.90) is a statistically meaningful difference. The hosts are the form pick here, with draw protection the sensible hedge given the away side's competitiveness.
Trading Data
Portsmouth goal-timing and half-time pattern breakdown (last 58 games, 28 of them at home): at least one goal arrives before half-time in 61% of their matches in home games; when goalless at HT, a second-half goal follows 63% of the time; of the 14 games they trailed at half-time, they recovered to draw or win 43%; BTTS occurs in 57% of their matches (home games); Over 2.5 goals lands in 43% of games (home games).
Carlisle goal-timing and half-time pattern breakdown (last 58 games, 28 of them away): at least one goal arrives before half-time in 64% of their matches in away games; when goalless at HT, a second-half goal follows 58% of the time; of the 15 games they trailed at half-time, they recovered to draw or win 40%; BTTS occurs in 46% of their matches (away games); Over 2.5 goals lands in 39% of games (away games); they fail to score in 34% of games.
BTTS rates are mixed from the trading data — Portsmouth 53% versus Carlisle 45%; no strong lean in either direction. Under 2.5 goals has backing from the in-play data — both teams register low Over 2.5 rates (Portsmouth 41% | Carlisle 36%).
Poisson Model
The Poisson distribution model projects Portsmouth 1.52 xG and Carlisle 0.81 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 1.123 / defence 0.779 | Carlisle attack 0.925 / defence 1.088. League average goals — home 1.244 / away 1.121. Portsmouth have a tight defence (rating 0.779), which is pulling Carlisle's projected output down. Data: built from Portsmouth's last 58 games and Carlisle's last 13.
Result probabilities: Portsmouth 54% | Draw 26% | Carlisle 20%. Fair-value odds: Portsmouth 1.85 | Draw 3.86 | Carlisle 5.02. Portsmouth hold a narrow Poisson edge at 54% — the draw (26%) is close enough to merit draw-inclusive market consideration.
Goals markets: Over 2.5 probability 41% | BTTS Yes probability 43% | Total xG 2.33. Under 2.5 has a narrow probability edge at 59% — total xG of 2.33 is below the line but not decisively so. BTTS No at 57% is only a slight lean — the model gives both sides a fair chance of scoring, so No isn't a clear standalone call.
Picks & Verdict
On the Poisson output, Portsmouth are the pick at 54% — moderate model lean. Recent form corroborates the Poisson lean — partial multi-source support. Draw probability of 26% warrants consideration of Double Chance or Draw No Bet on Portsmouth if the outright odds are short.
Poisson projects 2.33 total expected goals, pointing to Under 2.5 at 59% probability — reasonable conviction, supported by recent form (Portsmouth's last 10 home games and Carlisle's last 10 away games) averaging 1.9 goals per game.
On the BTTS market, Poisson puts 57% on No. Form rates corroborate — both teams scored in: Portsmouth 50% (last 10 home games) | Carlisle 40% (last 10 away games).
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💡 Key Insights
🏟️ Match Context
• Fixture: Portsmouth vs Carlisle | Competition: League One, matchday 14 | Venue: Fratton Park • Kick-off: Saturday 21 October 2023 at 16:00 UK time • Data inputs: head-to-head data, recent form (overall and home/away), the Poisson prediction model and market pricing
📊 Statistical Prediction
• Poisson result probabilities: Portsmouth 54% | Draw 26% | Carlisle 20% • Poisson goal markets: Over 2.5 41% (Under 59%) | BTTS Yes 43% (No 57%) | xG Portsmouth 1.52 / Carlisle 0.81 • Poisson strength factors: Portsmouth attack 1.123 / def 0.779 | Carlisle attack 0.925 / def 1.088 | league avg home 1.244 / away 1.121 • Poisson stance: Portsmouth (54%) — moderate lean
🧮 Prediction Model
1.52
Portsmouth xG
Expected Goals
0.81
Carlisle xG
43%
BTTS
68%
Over 1.5
41%
Over 2.5
21%
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.
❓ Portsmouth vs Carlisle FAQs
What time does Portsmouth vs Carlisle kick off?
Portsmouth vs Carlisle kicked off at 16:00 UK time on Saturday 21 October 2023 at Fratton Park.
What was the final score in Portsmouth vs Carlisle?
Portsmouth 1 - 0 Carlisle.
Where is Portsmouth vs Carlisle being played?
The match is being played at Fratton Park.
What competition is Portsmouth vs Carlisle part of?
Portsmouth vs Carlisle is a League One fixture (matchday 14) (England).
Who is favourite to win Portsmouth vs Carlisle?
Our statistical model gives Portsmouth a 54% chance of winning, Carlisle a 20% chance, and a 26% chance of a draw — making Portsmouth the favourite.
Will both teams score in Portsmouth vs Carlisle?
Our model estimates a 43% probability that both Portsmouth and Carlisle will score, so it leans towards BTTS No (57%).
Will Portsmouth vs Carlisle have over 2.5 goals?
Our model puts the probability of over 2.5 goals in this match at 41%, so it leans towards under 2.5 goals (59%).
🧮 Model Insight
Behind the Numbers
Portsmouth's attacking strength (1.12x league average) is weighed against Carlisle's defensive record (1.09x) to produce a home expected-goals figure of 1.52. Flip it around — Carlisle's attack (0.93x) against Portsmouth's defence (0.78x) — and the away total comes out at 0.81.
These ratings are built from Portsmouth's last 58 games and Carlisle's last 13 — a full enough recent sample to trust.
Most Likely Scorelines
The model's single most probable exact score is 1-1, at 13.5%. Close behind: 1-0 (13.3%), 0-0 (11.3%). Those top three scorelines alone account for 38% of the model's total probability mass — a relatively concentrated, predictable distribution for this fixture.
Most Likely Outcome
Portsmouth Win
54%
1.85
26%
3.86
20%
5.02
Top 3 Most Likely Scorelines
1 – 0
14.8%
Home win
Most likely
1 – 1
12.0%
Draw
2 – 0
11.3%
Home win
Expected Goals & Win Odds
1.52
Portsmouth xG
Total xG
2.33
0.81
Carlisle xG
1.85
54%
Home win
3.86
26%
Draw
5.02
20%
Away win
Goals Markets
68%
Over 1.5
1.47
32%
Under 1.5
3.12
41%
Over 2.5
2.44
59%
Under 2.5
1.69
21%
Over 3.5
4.76
79%
Under 3.5
1.27
9%
Over 4.5
11.11
91%
Under 4.5
1.10
Match Markets
Both Teams to Score
43%
BTTS Yes
2.31
57%
BTTS No
1.76
Clean Sheet
45%
2.24
22%
4.58
Win to Nil
24%
4.14
4%
22.98
Score Probability Matrix (%)
| H \ A | 0 | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|
| 0 | 9.7 | 7.9 | 3.2 | 0.9 | 0.2 | – |
| 1 | 14.8 | 12.0 | 4.8 | 1.3 | 0.3 | – |
| 2 | 11.3 | 9.1 | 3.7 | 1.0 | 0.2 | – |
| 3 | 5.7 | 4.6 | 1.9 | 0.5 | 0.1 | – |
| 4 | 2.2 | 1.8 | 0.7 | 0.2 | – | – |
| 5 | 0.7 | 0.5 | 0.2 | 0.1 | – | – |
Green = home win · Grey = draw · Amber = away win · Outlined cell = most likely score
▶ Model Internals
❓ Portsmouth vs Carlisle Prediction FAQs
What is the most likely scoreline for Portsmouth vs Carlisle?
Our Poisson model rates 1-1 as the single most likely exact scoreline, at 13.5%.
How many goals are Portsmouth and Carlisle expected to score?
The model projects 1.52 expected goals for Portsmouth and 0.81 for Carlisle, a combined total of 2.33.
How confident is the prediction model for Portsmouth vs Carlisle?
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
The Form Picture
Portsmouth's recent record stands at 25W 23D 10L from 58 games, a 1.69 PPG return, with W-W-W-W-W in the last five.
Carlisle, meanwhile, have gone 22W 20D 16L across 58 games — 1.48 PPG, with L-L-D-W-L in their last five.
There isn't much between them on recent form — 1.69 PPG for Portsmouth against 1.48 for Carlisle. Neither side arrives with a clear form advantage.
Home & Away Splits
At home specifically, Portsmouth have managed 13W 12D 3L from their last 28 home games — 1.82 PPG in front of their own supporters.
Carlisle's away record stands at 10W 9D 9L across their last 28 away games, a 1.39 PPG haul.
Comparing the two in their relevant venue splits, Portsmouth come out ahead — a more targeted read than the overall PPG figures above, since it strips out games played in the opposite context.
Scoring & Defensive Trends
Portsmouth are averaging 1.41 goals scored and 1.00 conceded per game recently; Carlisle are on 1.33 scored and 1.00 conceded. Both sides have been difficult to break down recently — a combination that often points to a tighter, lower-scoring game than the average fixture.
Defensively: Portsmouth have kept a clean sheet in 38% of their games — worth knowing if you're weighing up clean-sheet or BTTS-No markets.
Last 58 Results
Current season: same league only · Previous season: all leagues (covers promoted/relegated teams)
Portsmouth
Blended
Carlisle
Blended
Portsmouth (Home) vs Carlisle (Away)
Home games only for the home side · Away games only for the away side
Portsmouth
Blended
Carlisle
Blended
❓ Portsmouth vs Carlisle Form FAQs
What form are Portsmouth and Carlisle in coming into this match?
Portsmouth have gone 25W 23D 10L in their last 58 games (1.69 PPG), while Carlisle have gone 22W 20D 16L in their last 58 (1.48 PPG).
Which team has the better venue record — Portsmouth at home or Carlisle away?
Portsmouth's home record (1.82 PPG) is the stronger of the two venue-specific splits — Portsmouth at home: 1.82 PPG; Carlisle away: 1.39 PPG.
Have Portsmouth or Carlisle been keeping clean sheets recently?
Portsmouth have kept a clean sheet in 38% of their recent games, Carlisle in 34%.
⚔️ Rivalry Insight
History of the Fixture
We have 2 H2H matches between these sides on record, dating back to October 2023 — a small sample, so read the trends with care. All of them came in League One. The most recent in our data was on 10 February 2024, some 2 years back — so squads and form on both sides may look very different now.
Last 2 Meetings
2
Portsmouth
0
Draws
0
Carlisle
Recent Meetings
❓ Portsmouth vs Carlisle H2H FAQs
What is the head-to-head record between Portsmouth and Carlisle?
Across the 2 head-to-head matches in our data, Portsmouth have won 2, Carlisle have won 0, and 0 have been drawn.
When did Portsmouth and Carlisle last play each other?
The most recent meeting in our data was on 10 February 2024: Carlisle 0-1 Portsmouth.
Who has won more matches between Portsmouth and Carlisle?
Portsmouth have the better head-to-head record, with 2 wins from the 2 head-to-head matches in our data.
📈 Trading Insight
How These Sides Start
Portsmouth are typically involved in an early goal — the half-time board shows at least one in 61% of their matches. They've also shown some fight from behind, salvaging a draw or win after trailing at half-time in 67% of those situations.
Carlisle are typically involved in an early goal — the half-time board shows at least one in 64% of their matches. They've gone in front at half-time 29% of the time. They've also shown some fight from behind, salvaging a draw or win after trailing at half-time in 43% of those situations.
Goals & Clean Sheets
BTTS sits in mixed territory for this pairing — Portsmouth 57%, Carlisle 46% — no strong lean either way from the trading data alone.
Over 2.5 has been close to a coin-flip for both sides — 43% (Portsmouth) and 39% (Carlisle).
On the defensive side: Portsmouth keep a clean sheet in 36% of their matches; Carlisle in 39%.
Current season: same league only. Previous season: all leagues (covers promoted/relegated teams). All = any venue | Venue = Portsmouth home games / Carlisle away games. HT metrics require half-time score data — shown as — where unavailable.
❓ Portsmouth vs Carlisle Trading FAQs
Do both teams usually score in Portsmouth and Carlisle matches?
Not especially — both teams scoring has occurred in only 57% of Portsmouth's recent matches and 46% of Carlisle's, a rate that leans toward BTTS No.
Are Portsmouth and Carlisle matches usually high-scoring?
Not particularly — Over 2.5 goals has come in for only 43% of Portsmouth's recent games and 39% of Carlisle's, pointing to a tighter contest.
Do Portsmouth and Carlisle matches tend to have early goals?
There has been at least one first-half goal in 61% of Portsmouth's recent matches and 64% of Carlisle's — a useful reference point for first-half goal markets.
Prediction vindicated as Portsmouth edge out Carlisle 1-0.
📝 Match Report
How It Unfolded
Portsmouth beat Carlisle 1-0 at Fratton Park, Regular Season - 14, in the League One. The remainder of the report sets that outcome against the pre-match model, the markets and the teams' data profiles.
The Model vs The Result
The Poisson model went into this projecting Portsmouth 1.52 xG and Carlisle 0.81 xG, a combined 2.33. The scoreboard read 1-0 for 1 actual goal. Carlisle landed 0.8 under their projected return. Those figures were built on strength ratings of Portsmouth attack 1.12 / defence 0.78 against Carlisle attack 0.93 / defence 1.09, drawn from 58/13 games (CurrentSeason).
On the result, the model split it Portsmouth 54% | Draw 26% | Carlisle 20%, with Portsmouth to win its most likely call at 54%. The result followed the model's preferred path, landing its top-rated outcome.
Goals & Markets
The model rated Over 2.5 goals at 41%. The game delivered 1, so it stayed under — in line with the projection. Over 1.5 had been 68% and missed. On both teams to score, the model sat at 43% and the match did not — another call in the model's favour. Historically the two sides average 39% Over 2.5 across their same-competition games (Portsmouth 41%, Carlisle 36%), a base rate that agreed with today's under. Their combined BTTS history runs at 49%, which matched the one-sided outcome.
Trading Patterns vs Reality
Portsmouth's trading profile (58 games, 28 home) set some clear expectations: BTTS lands in 53% of their matches — today it did not; they keep a clean sheet 38% of the time, and duly kept one.
Carlisle's trading profile (58 games, 28 away) set some clear expectations: BTTS lands in 45% of their matches — today it did not; they keep a clean sheet 34% of the time, and conceded here; they fail to score in 34% of games, a blank that repeated today.
Form vs Result
The form lines were close — Portsmouth 1.69 PPG, Carlisle 1.48 PPG — offering no strong steer, and the Portsmouth win broke the near-deadlock. Portsmouth (home/away splits) conceded 0 against a 0.89 average — tighter than their form line. Carlisle (home/away splits) managed 0 against a 1.29 scoring average — below par going forward.
Verdict
Grading the result against the stored data, 3 of 3 pre-match signals came in: result (hit), Over 2.5 (hit), BTTS (hit). A strong night for the model: the result sat comfortably inside what the pre-match data projected.
💡 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.
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