benchlm.ai

Claude 3 Opus vs Gemini 2.5 Flash

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

Quick Verdict

Claude 3 Opus wins overall with a score of 51 vs 41 (10 point difference).Claude 3 Opus wins 4 out of 4 categories.

Claude 3 Opus

CreatorAnthropic
TypeProprietary
Context200K
Score51

Gemini 2.5 Flash

CreatorGoogle
TypeProprietary
Context1M
Score41

Knowledge

Claude 3 Opus

Claude 3 Opus

59.5

Gemini 2.5 Flash

47.8

61
MMLU
50
61
GPQA
49
59
SuperGPQA
47
57
OpenBookQA
45

Coding

Claude 3 Opus

Claude 3 Opus

53

Gemini 2.5 Flash

42

53
HumanEval
42

Mathematics

Claude 3 Opus

Claude 3 Opus

60

Gemini 2.5 Flash

49

61
AIME 2023
50
63
AIME 2024
52
62
AIME 2025
51
57
HMMT Feb 2023
46
59
HMMT Feb 2024
48
58
HMMT Feb 2025
47
60
BRUMO 2025
49

Reasoning

Claude 3 Opus

Claude 3 Opus

58

Gemini 2.5 Flash

47

59
SimpleQA
48
57
MuSR
46

Frequently Asked Questions

Which is better, Claude 3 Opus or Gemini 2.5 Flash?

Claude 3 Opus scores higher overall with 51 vs 41, a difference of 10 points across all benchmarks.

Which is better for knowledge tasks, Claude 3 Opus or Gemini 2.5 Flash?

Claude 3 Opus leads in knowledge tasks with an average score of 59.5 vs 47.8.

Which is better for coding, Claude 3 Opus or Gemini 2.5 Flash?

Claude 3 Opus leads in coding with an average score of 53 vs 42.

Which is better for math, Claude 3 Opus or Gemini 2.5 Flash?

Claude 3 Opus leads in math with an average score of 60 vs 49.

Which is better for reasoning, Claude 3 Opus or Gemini 2.5 Flash?

Claude 3 Opus leads in reasoning with an average score of 58 vs 47.

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