Football Form Analyzer: xG & Predictions from Recent Form

By BetToolKit Team • Updated 2026-09-28

Pick any two teams, big league or small. We read their latest competitive matches, work out expected goals for and against, and turn them into match probabilities.

Choose the match

Search for the home team and the away team. The home side gets a small home-advantage boost.

How the Form Analyzer works

For each team we take the most recent competitive matches – league, cup and continental games. Friendlies are left out because rotated squads and mismatched opponents distort the numbers.

Goals scored and conceded per match become an attack and a defense rating. Small samples are pulled gently towards the average of both teams, so three clean sheets do not turn into a claim that a side never concedes.

The home side's expected goals are its attack against the visitors' defense, plus a small home-advantage boost. A Poisson model then turns both xG values into the probability of every score from 0-0 to 10-10.

What xG and xGA mean here

xG (expected goals) is how many goals a team is expected to score per match; xGA is how many it is expected to concede. Classic xG is built from shot quality, which only a few leagues publish.

This tool calculates xG from recent goals instead, so it works for any team in any league. It reacts faster to a change in form, but it cannot tell a lucky 1-0 from a dominant one.

How to use it for betting

  1. Pick the home and away team and choose 5 or 10 matches.
  2. Compare the fair odds with your bookmaker's price. A higher bookmaker price than the fair odds can signal value.
  3. Check the match list: injuries, a new coach or a run against weak opponents can explain a streak.
  4. Use 10 matches for a steadier picture and 5 matches to catch a recent change in form.

Limitations

Five matches is a small sample. Smoothing keeps the numbers sensible, but one freak result still moves them.

The model does not adjust for opponent strength or league level, and it knows nothing about injuries, suspensions or motivation.

For the history between two sides, open the Head-to-Head Analyzer.

Related Tools & Guides

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Head-to-Head Analyzer
Match Predictions
BTTS Calculator
Over/Under Goals Calculator
Expected Value Calculator

Related Guides

Team Statistics Analysis
How to Find Value Bets

Frequently asked questions

No. Stats sites build xG from every shot's quality. We calculate expected goals from recent goals scored and conceded, which works for every league but is less precise for a single team.

Pre-season and international friendlies use rotated squads and uneven opponents. A 7-0 against a fourth-tier side would inflate a team's attack rating.

A five-match window reacts quickly to a change in form; a ten-match window is steadier and less swayed by one result. Checking both is a good habit.

Yes. Any team with at least three recent competitive matches can be analyzed, including lower divisions and national teams in qualifiers and tournaments.

Fair odds are 100 divided by the probability, with no bookmaker margin. If a bookmaker offers more than the fair odds, the bet may have value according to this model.

The Head-to-Head Analyzer looks at past meetings between the two teams. The Form Analyzer ignores that history and predicts only from each team's current form, so it also works for teams that have never met.