GPT-4o (Omni) vs MiMo-V2-Omni
Compare GPT-4o (Omni) by OpenAI against MiMo-V2-Omni by Xiaomi, context windows of 128K vs 262K, tested across 53 shared challenges. Updated May 2026.
Which is better, GPT-4o (Omni) or MiMo-V2-Omni?
GPT-4o (Omni) and MiMo-V2-Omni are both competitive models. GPT-4o (Omni) costs $2.5/M input tokens vs $0.4/M for MiMo-V2-Omni. Context windows: 128K vs 262K tokens. Compare their real outputs side by side below.
Key Differences Between GPT-4o (Omni) and MiMo-V2-Omni
GPT-4o (Omni) is made by openai while MiMo-V2-Omni is from xiaomi. GPT-4o (Omni) has a 128K token context window compared to MiMo-V2-Omni's 262K. On pricing, GPT-4o (Omni) costs $2.5/M input tokens vs $0.4/M for MiMo-V2-Omni.
Per 1M tokens
MiMo-V2-Omni is cheaper on both — 6.3× input, 5.0× output
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
MiMo-V2-Omni is 5.0x cheaper per token — worth considering if cost matters.
Style Comparison
MiMo-V2-Omni uses 10.2x more emoji
