benchlm.ai

GPT-4o vs MiMo-V2-Flash

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

Quick Verdict

MiMo-V2-Flash wins overall with a score of 63 vs 56 (7 point difference).MiMo-V2-Flash wins 4 out of 4 categories.

GPT-4o

CreatorOpenAI
TypeProprietary
Context128K
Score56

MiMo-V2-Flash

CreatorXiaomi
TypeOpen Weight
Context128K
Score63

Knowledge

MiMo-V2-Flash

GPT-4o

64.5

MiMo-V2-Flash

76.8

66
MMLU
79
66
GPQA
78
64
SuperGPQA
76
62
OpenBookQA
74

Coding

MiMo-V2-Flash

GPT-4o

58

MiMo-V2-Flash

71

58
HumanEval
71

Mathematics

MiMo-V2-Flash

GPT-4o

65

MiMo-V2-Flash

78

66
AIME 2023
79
68
AIME 2024
81
67
AIME 2025
80
62
HMMT Feb 2023
75
64
HMMT Feb 2024
77
63
HMMT Feb 2025
76
65
BRUMO 2025
78

Reasoning

MiMo-V2-Flash

GPT-4o

63

MiMo-V2-Flash

75

64
SimpleQA
76
62
MuSR
74

Frequently Asked Questions

Which is better, GPT-4o or MiMo-V2-Flash?

MiMo-V2-Flash scores higher overall with 63 vs 56, a difference of 7 points across all benchmarks.

Which is better for knowledge tasks, GPT-4o or MiMo-V2-Flash?

MiMo-V2-Flash leads in knowledge tasks with an average score of 76.8 vs 64.5.

Which is better for coding, GPT-4o or MiMo-V2-Flash?

MiMo-V2-Flash leads in coding with an average score of 71 vs 58.

Which is better for math, GPT-4o or MiMo-V2-Flash?

MiMo-V2-Flash leads in math with an average score of 78 vs 65.

Which is better for reasoning, GPT-4o or MiMo-V2-Flash?

MiMo-V2-Flash leads in reasoning with an average score of 75 vs 63.

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