Gemini 1.5 Pro vs GPT-5.2

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

Quick Verdict

GPT-5.2 wins overall with a score of 83 vs 54 (29 point difference).GPT-5.2 wins 4 out of 4 categories.

Knowledge

GPT-5.2

Gemini 1.5 Pro

62.5

GPT-5.2

96

64
MMLU
99
64
GPQA
97
62
SuperGPQA
95
60
OpenBookQA
93

Coding

GPT-5.2

Gemini 1.5 Pro

56

GPT-5.2

91

56
HumanEval
91

Mathematics

GPT-5.2

Gemini 1.5 Pro

63

GPT-5.2

97.1

64
AIME 2023
99
66
AIME 2024
99
65
AIME 2025
98
60
HMMT Feb 2023
95
62
HMMT Feb 2024
97
61
HMMT Feb 2025
96
63
BRUMO 2025
96

Reasoning

GPT-5.2

Gemini 1.5 Pro

61

GPT-5.2

94

62
SimpleQA
95
60
MuSR
93

Frequently Asked Questions

Which is better, Gemini 1.5 Pro or GPT-5.2?

GPT-5.2 scores higher overall with 83 vs 54, a difference of 29 points across all benchmarks.

Which is better for knowledge tasks, Gemini 1.5 Pro or GPT-5.2?

GPT-5.2 leads in knowledge tasks with an average score of 96 vs 62.5.

Which is better for coding, Gemini 1.5 Pro or GPT-5.2?

GPT-5.2 leads in coding with an average score of 91 vs 56.

Which is better for math, Gemini 1.5 Pro or GPT-5.2?

GPT-5.2 leads in math with an average score of 97.1 vs 63.

Which is better for reasoning, Gemini 1.5 Pro or GPT-5.2?

GPT-5.2 leads in reasoning with an average score of 94 vs 61.