benchlm.ai

GPT-5 mini vs MiMo-V2-Flash

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

Quick Verdict

GPT-5 mini wins overall with a score of 68 vs 63 (5 point difference).GPT-5 mini wins 4 out of 4 categories.

GPT-5 mini

CreatorOpenAI
TypeProprietary
Context128K
Score68

MiMo-V2-Flash

CreatorXiaomi
TypeOpen Weight
Context128K
Score63

Knowledge

GPT-5 mini

GPT-5 mini

85

MiMo-V2-Flash

76.8

88
MMLU
79
86
GPQA
78
84
SuperGPQA
76
82
OpenBookQA
74

Coding

GPT-5 mini

GPT-5 mini

80

MiMo-V2-Flash

71

80
HumanEval
71

Mathematics

GPT-5 mini

GPT-5 mini

89

MiMo-V2-Flash

78

90
AIME 2023
79
92
AIME 2024
81
91
AIME 2025
80
86
HMMT Feb 2023
75
88
HMMT Feb 2024
77
87
HMMT Feb 2025
76
89
BRUMO 2025
78

Reasoning

GPT-5 mini

GPT-5 mini

83

MiMo-V2-Flash

75

84
SimpleQA
76
82
MuSR
74

Frequently Asked Questions

Which is better, GPT-5 mini or MiMo-V2-Flash?

GPT-5 mini scores higher overall with 68 vs 63, a difference of 5 points across all benchmarks.

Which is better for knowledge tasks, GPT-5 mini or MiMo-V2-Flash?

GPT-5 mini leads in knowledge tasks with an average score of 85 vs 76.8.

Which is better for coding, GPT-5 mini or MiMo-V2-Flash?

GPT-5 mini leads in coding with an average score of 80 vs 71.

Which is better for math, GPT-5 mini or MiMo-V2-Flash?

GPT-5 mini leads in math with an average score of 89 vs 78.

Which is better for reasoning, GPT-5 mini or MiMo-V2-Flash?

GPT-5 mini leads in reasoning with an average score of 83 vs 75.

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