Lyon and Rennes, Ligue 1's last unbeaten sides, clash for a spot up top

Neither side has lost a game in Ligue 1 so far this season, and that alone says plenty about what's in store when Lyon host Rennes at the Groupama Stadium. The home side sits fourth with 8 points, the visitors third with 10, and just two points separate them in the standings. This is no ordinary matchday four fixture: it's a showdown between two unbeaten teams both looking to break into the upper half of the table.

Lyon have posted a record of 2 wins and 2 draws in 4 matches, with 6 goals scored and only 2 conceded, the stingiest defense of the two clubs. Across their last five matches in all competitions they picked up two wins, two draws and a loss, showing some inconsistency in results without ever spiraling out of control. Rennes, meanwhile, have won three of their four matches and drawn the other, with 8 goals scored and 5 allowed, a somewhat smaller goal difference. And they arrive with even more momentum: three wins and two draws in their last five outings, with no defeats in that span.

Looking beyond this season's league table, it's worth examining how each side performs at home and on the road in this same competition this year, though based on a smaller and different sample: across those 4 matches, Lyon average 1.5 goals scored and 0.5 conceded, with a clean sheet in 50% of their games, and tend to do most of their damage late, between the 76th and 90th minutes. Rennes, in that same sample, average 2 goals scored and 1.25 conceded, with a clean sheet 25% of the time, and their most productive window is the exact opposite: the opening 15 minutes.

An even head-to-head

The history between these two clubs doesn't tip the scales either: in 8 previous meetings there have been 4 wins for Lyon and 4 for Rennes, with no draws, and the goal tallies are nearly identical (17 for the home side, 16 for the visitors). If that number tells us anything, it's that this fixture rarely breaks comfortably in either team's favor.

Probable lineups

With low confidence since there's no official confirmation yet, Lyon's likely XI would feature Dominik Greif in goal, a back line of Moussa Niakhate, Zachary Athekame, Felix Bacher and Abner Vinicius, and up front the pairing of Loic Openda and Kail Boudache, with Ernest Nuamah among the regular midfielders.

For Rennes, the reference point would be Brice Samba between the posts, with Charlie Cresswell, Przemyslaw Frankowski, Aboubakar Nagida and Anthony Rouault in defense, and Esteban Lepaul as the lone striker, backed by a midfield featuring Sebastian Szymanski and Ludovic Blas. Lepaul, in fact, shows up as the season's top scorer in the trends sample with 3 goals.

What the numbers say

Our model gives Lyon a slight edge as the home side, though nothing close to a clear favorite.

Lyon's 52% sits alongside a 25% chance of a draw and 23% for Rennes, so we're talking about a fairly evenly spread probability rather than a match decided in advance. This is our own estimate based on the season's trends, not a betting line or a firm prediction. The broader trends back up that open forecast: a 50% chance the match goes over 2.5 goals and a 75% chance both teams find the net.

With Lyon's defense as its strongest asset and Rennes' attack in full swing, the Groupama Stadium is set for a clash between two unbeaten sides that can't afford too many slip ups if they want to keep pushing for the top of the table.