head to head
Legends of Runeterra asks more than Codenames, and the gap is optimization.

Reads · Pure Mind Games
A team word game about predicting how partners will read your clues.

Reads · Mind & Math
A card game emphasizing priority-based reads over raw draw variance.
Codenames leans Reads (Pure Mind Games); Legends of Runeterra leans Reads (Mind & Math).
Legends of Runeterra leans a little harder on execution, though the gap is small.
Codenames
No physical skill in giving word clues
Legends of Runeterra
Clicks only
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Codenames
Modeling how teammates interpret your clues is the game
Legends of Runeterra
Alternating priority and spell mana create bluff layers
Legends of Runeterra leans clearly harder on variance.
Codenames
The fixed board adds little randomness mid-game
Legends of Runeterra
Less draw RNG than peers but still present
Legends of Runeterra leans clearly harder on optimization.
Codenames
Some clue-efficiency math underlies the prediction
Legends of Runeterra
Tight deckbuilding and sequencing math
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.