benchlm.ai

Gemini 3.1 Pro vs Grok 3 [Beta]

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

Quick Verdict

Gemini 3.1 Pro wins overall with a score of 87 vs 33 (54 point difference).Gemini 3.1 Pro wins 4 out of 4 categories.

Gemini 3.1 Pro

CreatorGoogle
TypeProprietary
Context1M
Score87

Grok 3 [Beta]

CreatorxAI
TypeProprietary
Context128K
Score33

Knowledge

Gemini 3.1 Pro

Gemini 3.1 Pro

96

Grok 3 [Beta]

39.8

99
MMLU
42
97
GPQA
41
95
SuperGPQA
39
93
OpenBookQA
37

Coding

Gemini 3.1 Pro

Gemini 3.1 Pro

91

Grok 3 [Beta]

34

91
HumanEval
34

Mathematics

Gemini 3.1 Pro

Gemini 3.1 Pro

97.1

Grok 3 [Beta]

41

99
AIME 2023
42
99
AIME 2024
44
98
AIME 2025
43
95
HMMT Feb 2023
38
97
HMMT Feb 2024
40
96
HMMT Feb 2025
39
96
BRUMO 2025
41

Reasoning

Gemini 3.1 Pro

Gemini 3.1 Pro

94

Grok 3 [Beta]

39

95
SimpleQA
40
93
MuSR
38

Frequently Asked Questions

Which is better, Gemini 3.1 Pro or Grok 3 [Beta]?

Gemini 3.1 Pro scores higher overall with 87 vs 33, a difference of 54 points across all benchmarks.

Which is better for knowledge tasks, Gemini 3.1 Pro or Grok 3 [Beta]?

Gemini 3.1 Pro leads in knowledge tasks with an average score of 96 vs 39.8.

Which is better for coding, Gemini 3.1 Pro or Grok 3 [Beta]?

Gemini 3.1 Pro leads in coding with an average score of 91 vs 34.

Which is better for math, Gemini 3.1 Pro or Grok 3 [Beta]?

Gemini 3.1 Pro leads in math with an average score of 97.1 vs 41.

Which is better for reasoning, Gemini 3.1 Pro or Grok 3 [Beta]?

Gemini 3.1 Pro leads in reasoning with an average score of 94 vs 39.

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