whichLlmmodel
Back to Dashboard

GoogleGemini 2.5 ProVSMistral AIMistral Small 4

Analysis by:the whichllmmodel Editorial Team|Updated: June 2026

Our Take

We recommend Gemini 2.5 Pro if you need peak intelligence for complex multi-file code and clearly defined tasks, or the 13.1x cheaper Mistral Small 4 if your workflow is limited to scripting single-file apps or clearly defined functions. While Gemini 2.5 Pro holds a major reasoning advantage, Mistral Small 4 is optimized for high-volume budget pipelines. Choose Gemini 2.5 Pro for multi-file code and clearly defined tasks, or Mistral Small 4 to maximize your budget for basic scripts.
WHY?
Benchmark Calculations & Evidence:
  • Coding Evaluation: Gemini 2.5 Pro was evaluated on SWE-bench Verified (scoring 59.6%), while Mistral Small 4 was evaluated on LiveCodeBench (scoring 63.6%).
  • Reasoning Accuracy: Both models were evaluated on the GPQA Diamond benchmark. Gemini 2.5 Pro scored 84.4%, while Mistral Small 4 scored 71.2%.
  • Cost Efficiency: Mistral Small 4 pricing ($0.15/M input, $0.6/M output) is 13.1x cheaper than Gemini 2.5 Pro ($1.25/M input, $10/M output).
  • Was this recommendation helpful?
    Model Specs

    Gemini 2.5 Pro

    Benchmarks & Scores

    Coding (swe-bench-verified)
    59.6%

    multi-file code and clearly defined tasks

    Reasoning (gpqa-diamond)Winner (+13.2%)
    84.4%

    graduate-level science QA

    Cost & Context

    Cost (per 1M tokens)
    $3.44Input: $1.25 | Output: $10.00
    Context WindowLarger
    1.05M tokens
    Model Specs

    Mistral Small 4

    Open SourceAPI Available

    Benchmarks & Scores

    Coding (live-code-bench)
    63.6%

    scripting single-file apps or clearly defined functions

    Reasoning (gpqa-diamond)
    71.2%

    graduate-level science QA

    Cost & Context

    Cost (per 1M tokens)13.1x cheaper
    $0.26Input: $0.15 | Output: $0.60
    Context Window
    262.14k tokens

    Frequently Asked Questions about Gemini 2.5 Pro vs Mistral Small 4

    Mistral Small 4 is cheaper than Gemini 2.5 Pro. Mistral Small 4 has a blended cost of $0.26/1M tokens, which is about 13.1x cheaper than Gemini 2.5 Pro at $3.44/1M tokens.

    For coding tasks, Gemini 2.5 Pro scores 59.6% on swe-bench-verified (multi-file code and clearly defined tasks), while Mistral Small 4 scores 63.6% on live-code-bench (scripting single-file apps or clearly defined functions).

    Do you want to find a model for your constraints?

    Use our interactive model finder to filter LLMs by reasoning capability, coding performance, cost, and context length.

    Open Model Finder