benchlm.ai

Gemini 2.5 Flash vs Grok 3 [Beta]

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

Quick Verdict

Gemini 2.5 Flash wins overall with a score of 41 vs 33 (8 point difference).Gemini 2.5 Flash wins 4 out of 4 categories.

Gemini 2.5 Flash

CreatorGoogle
TypeProprietary
Context1M
Score41

Grok 3 [Beta]

CreatorxAI
TypeProprietary
Context128K
Score33

Knowledge

Gemini 2.5 Flash

Gemini 2.5 Flash

47.8

Grok 3 [Beta]

39.8

50
MMLU
42
49
GPQA
41
47
SuperGPQA
39
45
OpenBookQA
37

Coding

Gemini 2.5 Flash

Gemini 2.5 Flash

42

Grok 3 [Beta]

34

42
HumanEval
34

Mathematics

Gemini 2.5 Flash

Gemini 2.5 Flash

49

Grok 3 [Beta]

41

50
AIME 2023
42
52
AIME 2024
44
51
AIME 2025
43
46
HMMT Feb 2023
38
48
HMMT Feb 2024
40
47
HMMT Feb 2025
39
49
BRUMO 2025
41

Reasoning

Gemini 2.5 Flash

Gemini 2.5 Flash

47

Grok 3 [Beta]

39

48
SimpleQA
40
46
MuSR
38

Frequently Asked Questions

Which is better, Gemini 2.5 Flash or Grok 3 [Beta]?

Gemini 2.5 Flash scores higher overall with 41 vs 33, a difference of 8 points across all benchmarks.

Which is better for knowledge tasks, Gemini 2.5 Flash or Grok 3 [Beta]?

Gemini 2.5 Flash leads in knowledge tasks with an average score of 47.8 vs 39.8.

Which is better for coding, Gemini 2.5 Flash or Grok 3 [Beta]?

Gemini 2.5 Flash leads in coding with an average score of 42 vs 34.

Which is better for math, Gemini 2.5 Flash or Grok 3 [Beta]?

Gemini 2.5 Flash leads in math with an average score of 49 vs 41.

Which is better for reasoning, Gemini 2.5 Flash or Grok 3 [Beta]?

Gemini 2.5 Flash leads in reasoning with an average score of 47 vs 39.

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