Gemini 2.5 Pro Preview 06-05 vs OpenAI o4-mini
Compare Gemini 2.5 Pro Preview 06-05 by Google AI against OpenAI o4-mini by OpenAI, tested across 44 shared challenges. Updated May 2026.
Which is better, Gemini 2.5 Pro Preview 06-05 or OpenAI o4-mini?
Gemini 2.5 Pro Preview 06-05 and OpenAI o4-mini are both competitive models. Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens vs $1.1/M for OpenAI o4-mini. Compare their real outputs side by side below.
Key Differences Between Gemini 2.5 Pro Preview 06-05 and OpenAI o4-mini
Gemini 2.5 Pro Preview 06-05 is made by google while OpenAI o4-mini is from openai. On pricing, Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens vs $1.1/M for OpenAI o4-mini.
Per 1M tokens
OpenAI o4-mini is cheaper on both — 1.1× input, 2.3× output
No community votes yet. On paper, Gemini 2.5 Pro Preview 06-05 has the edge — bigger model tier, newer, bigger context window.
Style Comparison
Gemini 2.5 Pro Preview 06-05 uses 482.5x more bold
