Napoli 0-1 Spezia – Result & Analysis
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Poisson rates Napoli at 72% — current form provides partial corroboration, though signals are mixed in this Napoli vs Spezia encounter.
✍️ Match Preview
Match Analysis
Napoli host Spezia at Stadio Diego Armando Maradona in Serie A, Regular Season - 19. Kick-off is scheduled for Wednesday 22 December 2021 at 19:45 UTC.
Form Analysis
Looking at all fixtures this season, Napoli stand at 4W 3D 3L from 10 Serie A matches — 1.50 PPG. Last five: W D L L W. Offensively they are averaging 1.60 goals per game, with 1.00 conceded. 5 clean sheets from 10 games (50%) is a standout defensive return — they are keeping their net clean in more than half their matches. This season is still relatively young for Napoli, so this record blends games from this season and last.
At home at Stadio Diego Armando Maradona, Napoli have gone 6W 1D 2L this season (9 games, 2.11 PPG). At home they are averaging 1.89 goals scored and 0.67 conceded per game. 5 clean sheets from 9 home games (56%) — they are an exceptionally hard side to score against at Stadio Diego Armando Maradona. Their home PPG of 2.11 is noticeably stronger than their overall 1.50 — Napoli are significantly better at Stadio Diego Armando Maradona than their overall form suggests.
Across all Serie A games this season, Spezia have recorded 1W 3D 6L from 10 outings — 0.60 PPG. Last five: L L D L D. Their scoring rate of 0.80 per game is modest, conceding 1.90 — not a side to back heavily on the Over 2.5 from their form alone. 1 clean sheet from 10 outings suggests some defensive organisation. This season is still relatively young for Spezia, so this record blends games from this season and last.
Spezia away from home this season: 1W 1D 7L from 9 away games — 0.44 PPG on the road. Away from home they average 0.89 goals scored and 3.00 conceded per game. BTTS has landed in 56% of their away games — meaningful support for the Yes angle in this specific context.
Napoli are in the better shape of the two on current Serie A data — 0.90 PPG ahead (1.50 vs 0.60). That form margin is the baseline of a sensible selection even before other signals are layered in.
In-Play Profile
Napoli in-play tendencies (18 games, 9 at home): they score before half-time in 67% of fixtures in home games; when goalless at HT, a second-half goal follows 83% of the time; BTTS occurs in 33% of their matches (home games); Over 2.5 goals lands in 44% of games (home games); they keep a clean sheet 56% of the time.
Spezia in-play tendencies (18 games, 9 at away): they score before half-time in 100% of fixtures in away games; when goalless at HT, a second-half goal follows 100% of the time; two or more arrive in the second half on 50% of those occasions; BTTS occurs in 56% of their matches (away games); Over 2.5 goals lands in 78% of games (away games); they fail to score in 33% of games.
BTTS rates are mixed from the trading data — Napoli 39% versus Spezia 61%; no strong lean in either direction. The over/under 2.5 picture is inconclusive from the in-play data (Napoli 56% | Spezia 61%).
Poisson Model
The Poisson distribution model projects Napoli 2.33 xG and Spezia 0.78 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: Napoli attack 1.143 / defence 0.894 | Spezia attack 0.599 / defence 1.725. League average goals — home 1.184 / away 1.454. Spezia bring a strong defensive rating of 1.725 — this is suppressing Napoli's projected output below what their attack strength alone would suggest. Data: 18 Napoli games / 18 Spezia games used (CurrentSeason).
Result probabilities: Napoli 72% | Draw 18% | Spezia 10%. Fair-value odds: Napoli 1.39 | Draw 5.56 | Spezia 10.00. The model has a clear lean to Napoli (72%) — a 62pp gap over the next-most-likely outcome reflects a meaningful statistical advantage.
Goals markets: Over 2.5 probability 60% | BTTS probability 49% | Total xG 3.11. Over 2.5 holds a meaningful probability edge at 60% — the 3.11 total xG provides moderate support, though the model is not projecting a high-scoring game. BTTS probability of 49% 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 Napoli at 72% — clear model lean. Current-season form corroborates the Poisson lean — partial multi-source support. Draw No Bet is worth pricing alongside the outright: 18% draw probability makes the stalemate a live outcome even at this conviction level.
The Poisson model projects 3.11 xG in total — Over 2.5 at 60% — reasonable confidence, supported by form averaging 3.2 goals per game.
On the BTTS market, Poisson puts 49% on No. Form rates corroborate: Napoli 33% | Spezia 56% BTTS from recent games.
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💡 Key Insights
🏟️ Match Context
• Fixture: Napoli vs Spezia | Competition: Serie A, Regular Season - 19 | Venue: Stadio Diego Armando Maradona • Kick-off: Wednesday 22 Dec 2021, 19:45 UTC • Data inputs: H2H history, form splits, prediction model signals, and market pricing
📊 Statistical Prediction
• Poisson result probabilities: Napoli 72% | Draw 18% | Spezia 10% • Poisson goal markets: Over 2.5 60% | BTTS 49% | xG Napoli 2.33 / Spezia 0.78 • Poisson strength factors: Napoli attack 1.143 / def 0.894 | Spezia attack 0.599 / def 1.725 | league avg home 1.184 / away 1.454 • Poisson stance: Napoli (72%) — strong lean
🧮 Prediction Model
2.33
Napoli xG
Expected Goals
0.78
Spezia xG
49%
BTTS
82%
Over 1.5
60%
Over 2.5
38%
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 Napoli vs Spezia kick off?
Napoli vs Spezia kicked off at 19:45 on Wednesday 22 December 2021 at Stadio Diego Armando Maradona.
What was the final score in Napoli vs Spezia?
Napoli 0 - 1 Spezia.
Where is Napoli vs Spezia being played?
The match is being played at Stadio Diego Armando Maradona.
What competition is Napoli vs Spezia part of?
Napoli vs Spezia is a Regular Season - 19 fixture in the Serie A (Italy).
Who is favourite to win Napoli vs Spezia?
Our statistical model gives Napoli a 72% chance of winning, Spezia a 10% chance, and a 18% chance of a draw — making Napoli the favourite.
Will both teams score in Napoli vs Spezia?
Our model estimates a 49% probability that both Napoli and Spezia will score (BTTS).
Will Napoli vs Spezia have over 2.5 goals?
Our model puts the probability of over 2.5 goals in this match at 60%.
What is the head-to-head record between Napoli and Spezia?
No recorded head-to-head meetings available in the dataset.
What form are Napoli and Spezia in?
Napoli (all comps): 4W-3D-3L in 10 | 1.50 PPG | GF 1.60 / GA 1.00 | L5 W-D-L-L-W. Spezia (all comps): 1W-3D-6L in 10 | 0.60 PPG | GF 0.80 / GA 1.90 | L5 L-L-D-L-D.
🧮 Model Insight
How the Model Works This Match
Napoli's attacking strength (1.14x league average) is weighed against Spezia's defensive record (1.73x) to produce a home expected-goals figure of 2.33. The same calculation in reverse, Spezia's attack versus Napoli's defence, projects 0.78 expected goals for the visitors.
These ratings are built from 18/18 games of current-season data — a full enough sample to trust.
Most Likely Scorelines
The model's single most probable exact score is 2-0, at 12.1%. Close behind: 2-1 (9.4%), 3-0 (9.4%). Those top three scorelines alone account for 31% of the model's total probability mass — a relatively concentrated, predictable distribution for this fixture.
Most Likely Outcome
Napoli Win
72%
1.39
18%
5.68
10%
9.56
Top 3 Most Likely Scorelines
2 – 0
12.1%
Home win
Most likely
1 – 0
10.4%
Home win
2 – 1
9.4%
Home win
Expected Goals & Win Odds
2.33
Napoli xG
Total xG
3.11
0.78
Spezia xG
1.39
72%
Home win
5.68
18%
Draw
9.56
10%
Away win
Goals Markets
82%
Over 1.5
1.22
18%
Under 1.5
5.56
60%
Over 2.5
1.67
40%
Under 2.5
2.50
38%
Over 3.5
2.63
62%
Under 3.5
1.61
20%
Over 4.5
5.00
80%
Under 4.5
1.25
Match Markets
Both Teams to Score
49%
BTTS Yes
2.04
51%
BTTS No
1.97
Clean Sheet
46%
2.18
10%
10.32
Win to Nil
33%
3.03
1%
98.65
Score Probability Matrix (%)
| H \ A | 0 | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|
| 0 | 4.5 | 3.5 | 1.3 | 0.3 | 0.1 | – |
| 1 | 10.4 | 8.1 | 3.1 | 0.8 | 0.2 | – |
| 2 | 12.1 | 9.4 | 3.7 | 1.0 | 0.2 | – |
| 3 | 9.4 | 7.3 | 2.9 | 0.7 | 0.1 | – |
| 4 | 5.5 | 4.3 | 1.7 | 0.4 | 0.1 | – |
| 5 | 2.6 | 2.0 | 0.8 | 0.2 | – | – |
Green = home win · Grey = draw · Amber = away win · White ring = most likely score
▶ Model Internals
❓ Frequently Asked Questions
What is the most likely scoreline for Napoli vs Spezia?
Our Poisson model rates 2-0 as the single most likely exact scoreline, at 12.1%.
How many goals are Napoli and Spezia expected to score?
The model projects 2.33 expected goals for Napoli and 0.78 for Spezia, a combined total of 3.11.
How confident is the prediction model for Napoli vs Spezia?
Reasonably confident — the model's leading outcome is rated at 72%, a clear lean rather than a toss-up.
📈 Form Insight
Form at a Glance
Napoli come into this having played 18 games, going 12W 3D 3L for 2.17 points per game. Their last five reads W-D-L-L-W. The sample for Napoli is still a mix of this season and last, given how young the current campaign is.
On the other side, Spezia sit at 0.72 PPG from 18 outings (3W 4D 11L), a run that reads L-L-D-L-D across their last five. The sample for Spezia is still a mix of this season and last, given how young the current campaign is.
Napoli carry the stronger recent form of the two, 1.45 PPG clear of Spezia — worth weighing alongside whatever the head-to-head and market data say.
Venue Form
Napoli's home form reads 6W 1D 2L across 9 games on their own ground, a 2.11 PPG return.
Away from home, Spezia have taken 0.44 points per game from 9 outings (1W 1D 7L).
Comparing the two in their relevant venue splits, Napoli come out ahead — a more targeted read than the overall PPG figures above, since it strips out games played in the opposite context.
Goals in Recent Form
Napoli are averaging 1.94 goals scored and 0.72 conceded per game recently; Spezia are on 1.00 scored and 2.17 conceded.
On BTTS specifically: Spezia in 61%.
Defensively: Napoli have kept a clean sheet in 56% of their games — worth knowing if you're weighing up clean-sheet or BTTS-No markets.
Last 18 Results — Serie A
Current season: same league only · Previous season: all leagues (covers promoted/relegated teams)
Napoli
Blended
Spezia
Blended
❓ Frequently Asked Questions
What form are Napoli and Spezia in coming into this match?
Napoli have gone 12W 3D 3L in their last 18 games (2.17 PPG), while Spezia have gone 3W 4D 11L in their last 18 (0.72 PPG).
Which team has the better venue record — Napoli at home or Spezia away?
Napoli's home record (2.11 PPG) is the stronger of the two venue-specific splits — Napoli at home: 2.11 PPG; Spezia away: 0.44 PPG.
Have Napoli or Spezia been keeping clean sheets recently?
Napoli have kept a clean sheet in 56% of their recent games, Spezia in 6%.
⚔️ Rivalry Insight
Fixture History
4 meetings separate these sides on the data we hold, the series stretching back to December 2021. Every recorded meeting has come in Serie A. It has been a while since the last meeting — 5 February 2023, some 1 year back — so squads and form on both sides may look very different now.
Streaks & Records
Napoli go into this on the back of 3 straight wins in the series — the current momentum sits squarely with them.
The biggest gap between the sides came on 22 May 2022, when Napoli won 0-3 — the largest margin of victory on record between these two.
Napoli's record when hosting Spezia specifically: 1W 0D 1L from 2 games — a narrower, venue-specific slice of the head-to-head picture.
Last 4 Meetings
3
Napoli
0
Draws
1
Spezia
Recent Meetings
❓ Frequently Asked Questions
What is the head-to-head record between Napoli and Spezia?
From 4 meetings on record, Napoli have won 3, Spezia have won 1, and 0 have been drawn.
When did Napoli and Spezia last play each other?
They last met on 5 February 2023, when Spezia 0-3 Napoli.
Who has won more matches between Napoli and Spezia?
Napoli have the better head-to-head record, with 3 wins from 4 meetings.
📈 Trading Insight
First-Half Patterns
Napoli are typically involved in an early goal — the half-time board shows at least one in 67% of their matches. They've gone in front at half-time 33% of the time. They've also shown some fight from behind, salvaging a draw or win after trailing at half-time in 11% of those situations.
Spezia are typically involved in an early goal — the half-time board shows at least one in 100% of their matches.
Full-Time Trends
BTTS sits in mixed territory for this pairing — Napoli 33%, Spezia 56% — no strong lean either way from the trading data alone.
Goals have flowed in these teams' recent matches — Over 2.5 has landed at 44% for Napoli and 78% for Spezia. Stepping up a level, Over 3.5 has also landed reasonably often — 22% and 44% respectively — worth a look for goal-hungry markets.
On the defensive side: Napoli keep a clean sheet in 56% of their matches; Spezia in 44%.
Current season: same league only. Previous season: all leagues (covers promoted/relegated teams). All = any venue | Venue = Napoli home games / Spezia away games. HT metrics require half-time score data — shown as — where unavailable.
❓ Frequently Asked Questions
Do both teams usually score when Napoli play Spezia?
Not especially — both teams scoring has occurred in only 33% of Napoli's recent matches and 56% of Spezia's, a rate that leans toward BTTS No.
Is Napoli vs Spezia usually a high-scoring fixture?
Recent trends suggest it could be — Over 2.5 goals has landed in 44% of Napoli's matches and 78% of Spezia's.
Do Napoli and Spezia tend to score early?
Napoli have had a goal before half-time in 67% of their recent matches, Spezia in 100% — a useful reference point for first-half goal markets.
Shock result as Spezia defy the odds to beat Napoli 0-1.
📝 Match Report
How It Unfolded
Spezia beat Napoli 0-1 at Stadio Diego Armando Maradona, Regular Season - 19, in the Serie A. With the result on the board, the sections below measure it against everything the model and the numbers projected in advance.
The Model vs The Result
The Poisson model went into this projecting Napoli 2.33 xG and Spezia 0.78 xG, a combined 3.11. The scoreboard read 0-1 for 1 actual goal. Napoli fell 2.3 short of their projected output. Those figures were built on strength ratings of Napoli attack 1.14 / defence 0.89 against Spezia attack 0.60 / defence 1.73, drawn from 18/18 games (CurrentSeason).
On the result, the model split it Napoli 72% | Draw 18% | Spezia 10%, with Napoli to win its most likely call at 72%. Instead the game produced a Spezia win, an outcome the model had rated at just 10% — a clear break from expectation and a genuine upset by the numbers.
Goals & Markets
The model rated Over 2.5 goals at 60%. The game delivered 1, so it stayed under — the opposite of the projected direction. Over 1.5 had been 82% and missed. On both teams to score, the model sat at 49% and the match did not — another call in the model's favour. Historically the two sides average 58% Over 2.5 across their same-competition games (Napoli 56%, Spezia 61%), a base rate that pointed the other way from today's under. Their combined BTTS history runs at 50%, which did not match the one-sided outcome.
Trading Patterns vs Reality
Napoli's trading profile (18 games, 9 home) set some clear expectations: BTTS lands in 39% of their matches — today it did not; they keep a clean sheet 56% of the time, and conceded here.
Spezia's trading profile (18 games, 9 away) set some clear expectations: BTTS lands in 61% of their matches — today it did not.
Form vs Result
On form, Napoli arrived the stronger side — 2.17 PPG against 0.72. Form was overturned, with Spezia winning despite arriving in poorer recent shape. Napoli (home/away splits) managed 0 against a 1.89 scoring average — below par going forward. Spezia (home/away splits) conceded 0 against a 3.00 average — tighter than their form line.
Verdict
Grading the result against the stored data, 1 of 4 pre-match signals came in: result (miss), Over 2.5 (miss), BTTS (hit), form (miss). The data was on the wrong side of this result more often than not — a reminder that a single match sits well inside the model's variance.
💡 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.