Grok 3 Mini Beta vs Gemini 2.5 Flash Preview 05-20 (thinking)
Compare Grok 3 Mini Beta by xAI against Gemini 2.5 Flash Preview 05-20 (thinking) by Google AI, context windows of 131K vs 1.0M, tested across 5 shared challenges. Updated March 2026.
Which is better, Grok 3 Mini Beta or Gemini 2.5 Flash Preview 05-20 (thinking)?
Grok 3 Mini Beta and Gemini 2.5 Flash Preview 05-20 (thinking) are both competitive models. Grok 3 Mini Beta costs $0.4/M input tokens vs $0.15/M for Gemini 2.5 Flash Preview 05-20 (thinking). Context windows: 131K vs 1049K tokens. Compare their real outputs side by side below.
Key Differences Between Grok 3 Mini Beta and Gemini 2.5 Flash Preview 05-20 (thinking)
Grok 3 Mini Beta is made by xai while Gemini 2.5 Flash Preview 05-20 (thinking) is from google. Grok 3 Mini Beta has a 131K token context window compared to Gemini 2.5 Flash Preview 05-20 (thinking)'s 1049K. On pricing, Grok 3 Mini Beta costs $0.4/M input tokens vs $0.15/M for Gemini 2.5 Flash Preview 05-20 (thinking).
Our Verdict
Gemini 2.5 Flash Preview 05-20 (thinking)
Grok 3 Mini BetaRunner-up
No community votes yet. On paper, Gemini 2.5 Flash Preview 05-20 (thinking) has the edge — bigger model tier, newer, bigger context window.
Grok 3 Mini Beta is 4.4x cheaper per token — worth considering if cost matters.
Slight edge
vsAsk them anything yourself
FAQ