Keep an eye on the proposed Grand Stade de Casablanca in Morocco (115,000 capacity) which may shake up this list soon.
Ready to tackle a large-scale sports project? Download stadium-specific Revit families and MEP content at Bimsmith. bimsmith 2022 five largest stadiums in the world list
Managing the point cloud data for a 100,000+ seat stadium requires smart LOD (Level of Development) strategies. You don't need to model every single seat nut and bolt at LOD 400; you need a Revit family that knows where the geometry stops and the data begins. Keep an eye on the proposed Grand Stade