Currently android drivers are a crapshoot. It seems each version (*driver* version - the android version itself doesn't guarantee driver versions, though they're *often* updated about the same time) has a random different selection of bugs. You may be lucky and your SoC/Driver/Dolphin/Game set doesn't hit any (or at least none that completely break everything). You might not be so lucky.
And that's for OpenGL. Vulkan tends to be less stable.
And that's for OpenGL. Vulkan tends to be less stable.