While 32-bit (armv7) versions of the Dolphin Emulator APK exist historically and can be installed on older Android devices, they are by the Dolphin development team. Their performance is significantly inferior to 64-bit builds, and many modern features are absent.
While the official team no longer produces them, some users still seek out ways to make it "work" on older or budget devices: Are older versions available? - Dolphin Forums i dolphin emulator 32 bits android apk work
Cons:
Here are some pros and cons to consider: While 32-bit (armv7) versions of the Dolphin Emulator
Dolphin Emulator does not work on 32-bit Android devices or operating systems i dolphin emulator 32 bits android apk work