Home/Compare/Gemini 3.1 Pro vs Llama 4 Scout

Gemini 3.1 Pro vs Llama 4 Scout

Pricing, context window, and benchmark comparison · Last updated April 2026

Quick Verdict

Llama 4 Scout is cheaper than Gemini 3.1 Pro at $0.08/1M/1M vs $2.00/1M/1M input tokens — a 25.0x cost difference. Gemini 3.1 Pro scores higher on quality benchmarks (ELO 1410). Choose Llama 4 Scout for cost-sensitive workloads; choose Gemini 3.1 Pro for maximum quality.

Detailed Comparison

MetricGemini 3.1 ProLlama 4 Scout
Input Price / 1M tokens$2.00/1M$0.08/1MCheaper
Output Price / 1M tokens$12.00/1M$0.30/1MCheaper
Context Window1M10MLarger
ELO Score (LMSYS)1410Smarter1280
Open SourceYes
Free Tier
Release Date2026-032025-04

Which is cheaper: Gemini 3.1 Pro or Llama 4 Scout?

Llama 4 Scout is the cheaper option at $0.08/1M per 1M input tokens, compared to $2.00/1M for Gemini 3.1 Pro. That is a 25.0x cost difference on input tokens. Output pricing follows a similar pattern: Gemini 3.1 Pro charges $12.00/1M/1M vs $0.30/1M/1M for Llama 4 Scout.

Which has better quality: Gemini 3.1 Pro or Llama 4 Scout?

Based on LMSYS Chatbot Arena rankings, Gemini 3.1 Pro achieves a higher ELO score (1410 vs 1280), suggesting stronger performance on open-ended tasks. Gemini 3.1 Pro excels at google's latest flagship with major reasoning improvements. Llama 4 Scout is known for runs on a single h100 — cheapest self-host target in the llama 4 family.

Which should you choose: Gemini 3.1 Pro or Llama 4 Scout?

Choose Gemini 3.1 Pro if:
  • Google's latest flagship with major reasoning improvements
  • 1M token context window
  • Native multimodal (text, image, video, audio)
Choose Llama 4 Scout if:
  • Runs on a single H100 — cheapest self-host target in the Llama 4 family
  • 10M token context window — industry-leading for long context
  • Open weights

Frequently Asked Questions

Which is cheaper: Gemini 3.1 Pro or Llama 4 Scout?

Llama 4 Scout is cheaper at $0.08/1M per 1M input tokens, making it 25.0x more affordable.

Which has better quality: Gemini 3.1 Pro or Llama 4 Scout?

Gemini 3.1 Pro scores higher on the LMSYS Chatbot Arena with an ELO of 1410, suggesting better overall quality for most tasks.

Which has a larger context window: Gemini 3.1 Pro or Llama 4 Scout?

Llama 4 Scout has a larger context window at 10000K tokens.

Should I choose Gemini 3.1 Pro or Llama 4 Scout?

Choose Llama 4 Scout if cost is the priority. Choose Gemini 3.1 Pro if benchmark quality is most important. Consider your specific use case: Gemini 3.1 Pro is best for reasoning and long-context, while Llama 4 Scout excels at long-context and low-cost.

Is Gemini 3.1 Pro or Llama 4 Scout open source?

Gemini 3.1 Pro is proprietary. Llama 4 Scout is open source.

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