Gemini 2.5 Pro Preview 06-05 vs xAI: Grok 4
Compare Gemini 2.5 Pro Preview 06-05 by Google AI against xAI: Grok 4 by xAI, in 5 community votes, gemini 2.5 pro preview 06-05 wins 100% of head-to-head duels, context windows of 1.0M vs 256K, tested across 44 shared challenges. Updated May 2026.
Which is better, Gemini 2.5 Pro Preview 06-05 or xAI: Grok 4?
Gemini 2.5 Pro Preview 06-05 is the better choice overall, winning 100% of 5 blind community votes on Rival. Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens vs $3/M for xAI: Grok 4. Context windows: 1049K vs 256K tokens. Compare their real outputs side by side below.
Key Differences Between Gemini 2.5 Pro Preview 06-05 and xAI: Grok 4
Gemini 2.5 Pro Preview 06-05 is made by google while xAI: Grok 4 is from xai. Gemini 2.5 Pro Preview 06-05 has a 1049K token context window compared to xAI: Grok 4's 256K. On pricing, Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens vs $3/M for xAI: Grok 4. In community voting, In 5 community votes, Gemini 2.5 Pro Preview 06-05 wins 100% of head-to-head duels.
In 5 community votes, Gemini 2.5 Pro Preview 06-05 wins 100% of head-to-head duels. Gemini 2.5 Pro Preview 06-05 leads in Reasoning, Image Generation. Based on blind community voting from the Rival open dataset of 5+ human preference judgments for this pair.
Per 1M tokens
Gemini 2.5 Pro Preview 06-05 is cheaper on both — 2.4× input, 1.5× output
Pick Gemini 2.5 Pro Preview 06-05. In 5 blind votes, Gemini 2.5 Pro Preview 06-05 wins 100% of the time. That's not luck.
Gemini 2.5 Pro Preview 06-05 particularly excels in Reasoning, Image Generation.
Style Comparison
xAI: Grok 4 uses 7.0x more emoji
