Our model makes Home the clear favourite here, giving Arsenal a 55.1% chance to take all three points against Chelsea, noticeably higher than the draw at 21.8% and the away win at 23.0%. Arsenal come into this derby with strong momentum: they beat Chelsea 2-1 in the league on March 1, 2026, after a 1-0 home win and a 3-2 away win in the cups earlier in the year, so that is three straight victories over the Blues in 2026 and four wins plus one draw in the last five meetings. In the current Premier League table, Arsenal have 3 points from one match with a +3 goal difference, while Chelsea sit a little higher only because they have played more, on 6 points from two games with a 7-5 goal record; both sides have started well, but Arsenal’s clean sheet in their opener at home underlines their defensive platform. Recent form at the Emirates has been strong too, with Arsenal unbeaten in their last five home fixtures in all competitions and scoring freely, while Chelsea’s away record is more mixed, including a late-season away defeat before summer. With the crowd behind them, a settled core and a recent head-to-head edge, our model’s 55.1% Home probability lines up well with the market’s short home odds around 1.72, so backing Arsenal to win is a reasonable choice, keeping in mind that derby matches remain unpredictable.

For the Both Teams To Score market, our model leans clearly towards Yes, assigning it a 60.0% probability versus 40.0% for No, which fits a derby between two attacking sides. Chelsea have found the net in each of their first league matches this season and carry 7 goals from their two Premier League games, while Arsenal hit three without reply in their opening fixture and have been scoring regularly at home in recent outings. The recent head-to-head record also supports BTTS: Chelsea scored in three of the last five meetings, and Arsenal have been on the scoresheet in all of those, including high‑scoring ties like the 3-2 cup win and the 2-1 league victory in March 2026. Market prices back this up, with BTTS Yes trading around 1.75 compared to 2.00 for No, suggesting bookmakers also expect both defences to be tested. Given Chelsea’s pace and creativity going forward and Arsenal’s aggressive, front‑foot style, a tight Arsenal win such as 2-1 or 3-1 feels realistic, which fits both BTTS Yes and our Home prediction, while still acknowledging that clean sheets are possible in high‑pressure derbies.

In the goals market, our model favours Over 2.5 strongly, giving it a 61.0% probability against 39.0% for Under 2.5, so it expects an open game with chances at both ends. That view is echoed by the odds, where Over 2.5 is priced around 1.84 and Under 2.5 closer to 2.04, showing that bookmakers also lean towards a match with at least three goals. Early‑season Premier League form supports this: Arsenal began the campaign with a 3-0 home win, while Chelsea’s first two league games produced twelve goals in total, highlighting both attacking quality and some defensive gaps. Head‑to‑head data adds more weight, as these sides shared scorelines like 3-2, 2-1 and 5-0 in recent years, with several meetings clearing the three‑goal line. When we combine our other predictions — Arsenal to win and BTTS Yes — a 2-1 or 3-1 home victory is a natural outcome, and both scenarios land Over 2.5 comfortably. Over 2.5 at the 2.5 goal line therefore fits the overall story of this London derby: high tempo, plenty of attacking talent, and a decent chance of multiple goals, while still remembering that no bet on football is ever certain.