benchlm.ai

GPT-5.4 vs MiMo-V2-Flash

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

Quick Verdict

GPT-5.4 wins overall with a score of 88 vs 63 (25 point difference).GPT-5.4 wins 4 out of 4 categories.

GPT-5.4

CreatorOpenAI
TypeProprietary
Context1M
Score88

MiMo-V2-Flash

CreatorXiaomi
TypeOpen Weight
Context128K
Score63

Knowledge

GPT-5.4

GPT-5.4

96

MiMo-V2-Flash

76.8

99
MMLU
79
97
GPQA
78
95
SuperGPQA
76
93
OpenBookQA
74

Coding

GPT-5.4

GPT-5.4

91

MiMo-V2-Flash

71

91
HumanEval
71

Mathematics

GPT-5.4

GPT-5.4

97.1

MiMo-V2-Flash

78

99
AIME 2023
79
99
AIME 2024
81
98
AIME 2025
80
95
HMMT Feb 2023
75
97
HMMT Feb 2024
77
96
HMMT Feb 2025
76
96
BRUMO 2025
78

Reasoning

GPT-5.4

GPT-5.4

94

MiMo-V2-Flash

75

95
SimpleQA
76
93
MuSR
74

Frequently Asked Questions

Which is better, GPT-5.4 or MiMo-V2-Flash?

GPT-5.4 scores higher overall with 88 vs 63, a difference of 25 points across all benchmarks.

Which is better for knowledge tasks, GPT-5.4 or MiMo-V2-Flash?

GPT-5.4 leads in knowledge tasks with an average score of 96 vs 76.8.

Which is better for coding, GPT-5.4 or MiMo-V2-Flash?

GPT-5.4 leads in coding with an average score of 91 vs 71.

Which is better for math, GPT-5.4 or MiMo-V2-Flash?

GPT-5.4 leads in math with an average score of 97.1 vs 78.

Which is better for reasoning, GPT-5.4 or MiMo-V2-Flash?

GPT-5.4 leads in reasoning with an average score of 94 vs 75.

Related Comparisons

GPT-5.4 vs Gemini 3.1 ProGPT-5.4 vs Claude Opus 4.6GPT-5.4 vs GPT-5.3 CodexGPT-5.4 vs Grok 4.1GPT-5.4 vs GPT-5.2GPT-5.4 vs GPT-5.2-Codex