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Gemini 3.1 Flash Lite vs Grok 3

Gemini 3.1 Flash Lite leads in 5 of 8 categories

Arena ELO

Gemini 3.1 Flash Lite

Cheaper

Gemini 3.1 Flash Lite

Faster

Gemini 3.1 Flash Lite

Detailed Comparison

CategoryGemini 3.1 Flash LiteGrok 3
ProviderGoogle xAI
Context Window1M WIN131K
Input Price ($/1M)$0.1 WIN$3
Output Price ($/1M)$0.4 WIN$15
Arena ELO1492 WIN1325
Codingunknown unknown
Reasoningunknown 93.3% AIME 2025
Speed (tokens/sec)~200 t/s WIN~55 t/s
Open SourceNo No

Frequently Asked Questions

Which is cheaper, Gemini 3.1 Flash Lite or Grok 3?

Gemini 3.1 Flash Lite is approximately 97% cheaper than Grok 3 per million tokens.

Which is better for coding, Gemini 3.1 Flash Lite or Grok 3?

Gemini 3.1 Flash Lite scores unknown on coding benchmarks, while Grok 3 scores unknown.

Which has a larger context window?

Gemini 3.1 Flash Lite supports 1M context, while Grok 3 supports 131K.

Is Gemini 3.1 Flash Lite or Grok 3 open source?

Gemini 3.1 Flash Lite is proprietary. Grok 3 is proprietary.

Which ranks higher on the Chatbot Arena leaderboard?

Gemini 3.1 Flash Lite ranks higher with ELO 1492 vs 1325.

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