Nice vs Stade Rennais
Our model puts a Stade Rennais win at 45.2% in this Ligue 1 fixture — a moderate lean. Expected goals run 1.2 to 1.55.
What this probability has been worth
A number is worth what it has been worth. Across 2,404 predictions published before kick-off and scored against the result afterwards, the calls we priced between 45% and 55% came in 48.6% of the time — 740 fixtures in that band. The model claimed 49.6%, so the two are within 0.9 points of each other. In this range the stated probability has meant roughly what it says.
Where we disagree with the market
Bookmakers price Nice at 2.8, which implies about 35.7%. Our model has it at 29.6% — 6.1 points lower. That is a wide gap, and it is worth being plain about what it means: it is not a claim that the price is wrong and we are right. It means two methods that usually agree have landed far apart on this one, and only the result will say which of them read it better.
The ratings gap
Stade Rennais carry a rating of 1735 against 1615 for Nice, a gap of 120 points. On our scale that is the difference between a side that controls most of its fixtures and one that has to earn each of them. It is also the single largest input into the probabilities above.
Attack against defence
The single rating hides where the mismatch actually sits. Splitting it, Stade Rennais's attack should find room against Nice's defence, by 166 points. That is the mechanism behind the expected-goals line rather than a separate opinion about it.
Finding the target
Nice struggles to hit the target: 28.1% of their shots are on goal over their last matches. The average across the sides we have figures for is 33.9%. Accuracy is not the same as scoring — it says how much of a side's shooting is worth a goalkeeper's attention, which is the part that does not swing as wildly from week to week as goals do.
Behind the defence
77.4% of the shots on target Nice face do not end up in the net, against 67.2% for the sides we measure. That is a keeper and a defence having a good run of it — and a figure that tends to drift back toward the middle, which is worth remembering before reading too much into it.