Grok 4.20 vs Mistral Large 3
Pricing, context window, and benchmark comparison · Last updated April 2026
Mistral Large 3 is cheaper than Grok 4.20 at $2.00/1M/1M vs $2.00/1M/1M input tokens. Grok 4.20 scores higher on quality benchmarks (ELO 1380). Choose Mistral Large 3 for cost-sensitive workloads; choose Grok 4.20 for maximum quality.
Which is cheaper: Grok 4.20 or Mistral Large 3?
Grok 4.20 and Mistral Large 3 are identically priced at $2.00/1M per 1M input tokens. Output pricing follows a similar pattern: Grok 4.20 charges $6.00/1M/1M vs $6.00/1M/1M for Mistral Large 3.
Which has better quality: Grok 4.20 or Mistral Large 3?
Based on LMSYS Chatbot Arena rankings, Grok 4.20 achieves a higher ELO score (1380 vs 1320), suggesting stronger performance on open-ended tasks. Grok 4.20 excels at 2m token context window — tied for largest available. Mistral Large 3 is known for european data residency — gdpr-friendly.
Which should you choose: Grok 4.20 or Mistral Large 3?
- → 2M token context window — tied for largest available
- → Real-time X (Twitter) data access
- → Strong reasoning and multi-agent variants
- → European data residency — GDPR-friendly
- → Strong multilingual performance (French, German, Spanish)
- → Competitive pricing vs. US flagships
Frequently Asked Questions
Which is cheaper: Grok 4.20 or Mistral Large 3?
Grok 4.20 and Mistral Large 3 have the same input price of $2.00/1M per 1M tokens.
Which has better quality: Grok 4.20 or Mistral Large 3?
Grok 4.20 scores higher on the LMSYS Chatbot Arena with an ELO of 1380, suggesting better overall quality for most tasks.
Which has a larger context window: Grok 4.20 or Mistral Large 3?
Grok 4.20 has a larger context window at 2000K tokens.
Should I choose Grok 4.20 or Mistral Large 3?
Choose Mistral Large 3 if cost is the priority. Choose Grok 4.20 if benchmark quality is most important. Consider your specific use case: Grok 4.20 is best for reasoning and research, while Mistral Large 3 excels at translation and coding.
Is Grok 4.20 or Mistral Large 3 open source?
Grok 4.20 is proprietary. Mistral Large 3 is proprietary.