Portsmouth 3-1 Peterborough – Result & Analysis

Poisson model rates Peterborough at 38% — neither recent form nor the head-to-head data gives a clear steer either way as Portsmouth face Peterborough.

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Match Analysis

Portsmouth host Peterborough at Fratton Park in League One (matchday 6). Kick-off is Saturday 2 September 2023 at 16:00 UK time.

Form Guide

Portsmouth — last 10 games: 3W 7D 0L, averaging 1.60 points per game. Last five: D W W D D. They are averaging 1.20 goals per game and conceding 0.60 — a modest attacking output that tempers optimism on the Over 2.5 market. Defensively, conceding just 0.60 per game is an exceptional defensive record. 5 clean sheets from 10 games (50%) is a standout defensive return — they are keeping their net clean in more than half their matches.

Portsmouth at home: 4W 5D 1L from their last 10 home games — 1.70 PPG on home soil. At home they are averaging 1.10 goals scored and 0.70 conceded per game. 5 clean sheets from their last 10 home games (50%) — they are an exceptionally hard side to score against at home.

Looking at their last 10 matches, Peterborough stand at 5W 1D 4L — 1.60 PPG. Last five: W W W L L. Their scoring rate of 1.40 per game is modest, conceding 1.40 — not a side to back heavily on the Over 2.5 from their form alone. 5 clean sheets from 10 games (50%) is an exceptional defensive record — they are keeping clean sheets more often than not. Both teams have scored in just 30% of their games, reflecting a regular tendency to keep or record clean sheets.

On the road, Peterborough have gone 7W 0D 3L in their last 10 away fixtures (2.10 PPG). They are averaging 2.00 goals per away game — strong road scoring that makes them a threat even without home support. 4 clean sheets from their last 10 away games (40%) shows they are capable of shutting up shop on the road. Their away PPG of 2.10 exceeds their overall 1.60 — they actually perform better on the road than their aggregate form implies.

The form figures are too closely matched to derive a directional pick: Portsmouth 1.60 PPG, Peterborough 1.60 PPG. Look to other data sets to build the analysis.

Head to Head

There is little to separate the sides in our head-to-head data. From 2 H2H matches, Portsmouth have won 1, Peterborough 1, with 0 draws — a balanced record that offers no clear steer on its own. With only 2 H2H matches to go on, treat this as a light input.

Goals have been a feature of this fixture — the 2 H2H matches in our data averaged 3.0 per game, which gives Over 2.5 a solid head-to-head foundation. The most recent of those, on 28 Jan 2023, ended Portsmouth 1–2 Peterborough — a Peterborough win.

With the win record balanced, the strongest H2H signal is in the goals market — at 3.0 goals per game, Over 2.5 is the cleaner angle from the head-to-head data.

In-Play Profile

Portsmouth in-play tendencies (last 51 games, 26 of them at home): at least one goal arrives before half-time in 58% of their matches in home games; when goalless at HT, a second-half goal follows 59% of the time; of the 12 games they led at half-time, they failed to win 25%; of the 13 games they trailed at half-time, they recovered to draw or win 38%; BTTS occurs in 54% of their matches (home games); Over 2.5 goals lands in 38% of games (home games); they keep a clean sheet 41% of the time.

Peterborough in-play tendencies (last 51 games, 26 of them away): at least one goal arrives before half-time in 65% of their matches in away games; when goalless at HT, a second-half goal follows 80% of the time; two or more arrive in the second half on 53% of those occasions; BTTS occurs in 46% of their matches (away games); Over 2.5 goals lands in 54% of games (away games).

BTTS rates are mixed from the trading data — Portsmouth 49% versus Peterborough 41%; no strong lean in either direction. The over/under 2.5 picture is inconclusive from the in-play data (Portsmouth 37% | Peterborough 57%).

Poisson Model

The Poisson distribution model projects Portsmouth 0.84 xG and Peterborough 0.98 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 0.893 / defence 0.774 | Peterborough attack 1.151 / defence 0.789. League average goals — home 1.188 / away 1.097. Peterborough bring a tight defence (rating 0.789, below 1 = concedes less than average) — this is pulling Portsmouth's projected output down. Portsmouth have a tight defence (rating 0.774), which is pulling Peterborough's projected output down. Data: built from Portsmouth's last 51 games and Peterborough's last 51.

Result probabilities: Portsmouth 30% | Draw 33% | Peterborough 38%. Fair-value odds: Portsmouth 3.35 | Draw 3.07 | Peterborough 2.66. This is a low-confidence result — no outcome reaches 45%. The draw at 33% is a primary outcome, not an afterthought.

Goals markets: Over 2.5 probability 27% | BTTS Yes probability 35% | Total xG 1.81. Under 2.5 is the strongly backed market at 73% probability — total xG of 1.81 sits well below the 2.5 threshold. The model is projecting a tight, low-scoring match. BTTS No has firm model support at 65% — Portsmouth's lower xG of 0.84 gives a real chance they fail to score.

Summary & Verdict

The Poisson model's primary lean is Peterborough at 38% — marginal model lean. With a 33% draw probability, Draw No Bet on Peterborough 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.

Poisson projects 1.81 total expected goals, pointing to Under 2.5 at 73% probability — a Poisson-only call with no corroboration from form or H2H.

The Poisson model's BTTS call is No at 65%. Form rates corroborate — both teams scored in: Portsmouth 40% (last 10 home games) | Peterborough 40% (last 10 away games).

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