Gemini 3.5 Flash vs Grok 3
Gemini 3.5 Flash leads in 3 of 8 categories
Arena ELO
Grok 3
Cheaper
Gemini 3.5 Flash
Faster
Grok 3
Detailed Comparison
| Category | Gemini 3.5 Flash | Grok 3 |
|---|---|---|
| Provider | xAI | |
| Context Window | 1M WIN | 131K |
| Input Price ($/1M) | $1.5 WIN | $3 |
| Output Price ($/1M) | $9 WIN | $15 |
| Arena ELO | N/A | 1325 WIN |
| Coding | N/A | unknown |
| Reasoning | N/A | 93.3% AIME 2025 |
| Speed (tokens/sec) | N/A | ~55 t/s WIN |
| Open Source | No | No |
Frequently Asked Questions
Which is cheaper, Gemini 3.5 Flash or Grok 3?
Gemini 3.5 Flash is approximately 42% cheaper than Grok 3 per million tokens.
Which is better for coding, Gemini 3.5 Flash or Grok 3?
Gemini 3.5 Flash scores N/A on coding benchmarks, while Grok 3 scores unknown.
Which has a larger context window?
Gemini 3.5 Flash supports 1M context, while Grok 3 supports 131K.
Is Gemini 3.5 Flash or Grok 3 open source?
Gemini 3.5 Flash is proprietary. Grok 3 is proprietary.
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