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Gemini 2.5 Pro vs Mistral Small: Pricing, Benchmarks & Verdict (2026)

Verdict

Mistral Small is significantly cheaper at $0.10/$0.30 per million tokens vs $1.25/$10.00. Gemini 2.5 Pro is stronger for coding with a coding ELO of 1350 vs 1160. Mistral Small is faster at 120 tokens/sec vs 70 tokens/sec. Gemini 2.5 Pro ranks higher overall with an Arena ELO of 1340 vs 1185. Gemini 2.5 Pro offers a larger 1049K context window vs 128K.

Side-by-Side Comparison

FeatureGemini 2.5 ProMistral Small
ProviderGoogleMistral
Input Price / 1M tokens$1.25$0.100
Output Price / 1M tokens$10.00$0.300
Context Window1.048576M128K
Max Output Tokens65,5368,192
Arena ELO1,3401,185
Coding ELO1,3501,160
TTFT (ms)400160
Tokens/sec70120
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionYesNo
When to Use Gemini 2.5 Pro

Choose Gemini 2.5 Pro when you need: 1m token context window, excellent reasoning capabilities, strong coding performance, native multimodal support. It excels at coding, reasoning, long-context, multimodal tasks. Its 1049K context window is larger, making it better for long-document processing.

Strengths:

  • 1M token context window
  • Excellent reasoning capabilities
  • Strong coding performance
  • Native multimodal support

Best for:

codingreasoninglong-contextmultimodal
When to Use Mistral Small

Choose Mistral Small when you need: very affordable pricing, fast inference speed, good multilingual support, suitable for lightweight tasks. It excels at chatbots, classification, cost-sensitive, multilingual tasks. It is also the more cost-effective option between the two.

Strengths:

  • Very affordable pricing
  • Fast inference speed
  • Good multilingual support
  • Suitable for lightweight tasks

Best for:

chatbotsclassificationcost-sensitivemultilingual

Frequently Asked Questions

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