What I used Samsung S21 Ultra Termux llama-cpp-cli llama-cpp-server Qwen3.5-0.8B with Q5_K_M quantization from huggingface (I also tried Bonsai-8B-GGUF-1bit from huggingface. Although this is a newer model and required a different setup, which I might write about at a later time, it produced 2-3 TPS