What is the difference between Gemini 2.5 Flash Preview and Grok 3 Mini Beta?

Gemini 2.5 Flash Preview is developed by Google AI while Grok 3 Mini Beta is developed by xAI. Gemini 2.5 Flash Preview has a 1.0M token context window vs Grok 3 Mini Beta's 131K. These results are based on blind head-to-head voting across 6 challenges.

Which is better, Gemini 2.5 Flash Preview or Grok 3 Mini Beta?

Based on 1 community votes on RIVAL, Gemini 2.5 Flash Preview and Grok 3 Mini Beta are closely matched with similar win rates. The better choice depends on your specific use case — compare their real outputs side-by-side across 6 challenges to decide.

How much does Gemini 2.5 Flash Preview cost compared to Grok 3 Mini Beta?

Gemini 2.5 Flash Preview costs $0.15/M input tokens and Grok 3 Mini Beta costs $0.4/M input tokens. Gemini 2.5 Flash Preview is $0.25/M cheaper per input. The more expensive model wins 0% of duels, so the premium may be justified by quality.

How are Gemini 2.5 Flash Preview vs Grok 3 Mini Beta votes collected on RIVAL?

RIVAL presents both models' outputs side-by-side in blind duels — voters see the responses but don't know which model produced each one. This eliminates brand bias. 1 votes have been collected for this pair across 6 challenges. All vote data is part of RIVAL's open dataset.