Grok 3 Mini vs Mistral 8x7B

Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.

Mistral 8x7B is clearly ahead on the aggregate, 32 to 23. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Mistral 8x7B's sharpest advantage is in reasoning, where it averages 61.9 against 21.7. The single biggest benchmark swing on the page is SimpleQA, 21.7% to 63%. Grok 3 Mini does hit back in knowledge, so the answer changes if that is the part of the workload you care about most.

Grok 3 Mini gives you the larger context window at 128K, compared with 32K for Mistral 8x7B.

Quick Verdict

Pick Mistral 8x7B if you want the stronger benchmark profile. Grok 3 Mini only becomes the better choice if knowledge is the priority or you need the larger 128K context window.

Agentic

Coming soon

Benchmark data for this category is coming soon.

Coding

Mistral 8x7B

Grok 3 Mini

41.5

Mistral 8x7B

55

41.5%
LiveCodeBench
Coming soon
Coming soon
HumanEval
55%

Multimodal & Grounded

Coming soon

Benchmark data for this category is coming soon.

Reasoning

Mistral 8x7B

Grok 3 Mini

21.7

Mistral 8x7B

61.9

21.7%
SimpleQA
63%
Coming soon
MuSR
61%

Knowledge

Grok 3 Mini

Grok 3 Mini

74.1

Mistral 8x7B

63

66.2%
GPQA
64%
78.9%
MMLU-Pro
Coming soon
Coming soon
MMLU
65%
Coming soon
SuperGPQA
62%
Coming soon
OpenBookQA
60%

Instruction Following

Coming soon

Benchmark data for this category is coming soon.

Multilingual

Coming soon

Benchmark data for this category is coming soon.

Mathematics

Mistral 8x7B

Grok 3 Mini

39.7

Mistral 8x7B

64

39.7%
AIME 2024
67%
Coming soon
AIME 2023
65%
Coming soon
AIME 2025
66%
Coming soon
HMMT Feb 2023
61%
Coming soon
HMMT Feb 2024
63%
Coming soon
HMMT Feb 2025
62%
Coming soon
BRUMO 2025
64%

Frequently Asked Questions

Which is better, Grok 3 Mini or Mistral 8x7B?

Mistral 8x7B is ahead overall, 32 to 23. The biggest single separator in this matchup is SimpleQA, where the scores are 21.7% and 63%.

Which is better for knowledge tasks, Grok 3 Mini or Mistral 8x7B?

Grok 3 Mini has the edge for knowledge tasks in this comparison, averaging 74.1 versus 63. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for coding, Grok 3 Mini or Mistral 8x7B?

Mistral 8x7B has the edge for coding in this comparison, averaging 55 versus 41.5. Grok 3 Mini stays close enough that the answer can still flip depending on your workload.

Which is better for math, Grok 3 Mini or Mistral 8x7B?

Mistral 8x7B has the edge for math in this comparison, averaging 64 versus 39.7. Inside this category, AIME 2024 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Grok 3 Mini or Mistral 8x7B?

Mistral 8x7B has the edge for reasoning in this comparison, averaging 61.9 versus 21.7. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Last updated: March 17, 2026

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