Emulating the PS2's unique "Emotion Engine" CPU and "Vector Units" is notoriously resource-intensive. Even on 64-bit flagship devices, achieving full speed requires significant optimization. On 32-bit systems, the hardware typically lacks the raw power and memory bandwidth to bridge this gap, leading to: izzy2lost/PSX2: Android PS2 Emulator based off of PCSX2

: While controversial due to its closed-source nature and historical issues, DamonPS2 has long claimed high compatibility and speed across a variety of Android architectures, including some 32-bit supports in older or specific versions. It often requires a powerful chipset to maintain these speeds.