Unlike PlayStation 2 (AetherSX2) or GameCube (Dolphin), the Original Xbox lacks a dedicated, optimized emulator for ARM-based processors (which Android phones use). The complexity of the NVIDIA NV2A GPU and the unified memory architecture make translation to ARM/OpenGL/Vulkan incredibly difficult.
Using the DXBX emulator Android version offers several benefits, including: dxbx emulator android