Grok 4 vs o3-pro

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

Quick Verdict

Grok 4 wins overall with a score of 69 vs 68 (1 point difference).Grok 4 wins 0 out of 4 categories.

Knowledge

o3-pro

Grok 4

84.8

o3-pro

87.3

87
MMLU
88
86
GPQA
89
84
SuperGPQA
87
82
OpenBookQA
85

Coding

o3-pro

Grok 4

79

o3-pro

80

79
HumanEval
80

Mathematics

o3-pro

Grok 4

86.6

o3-pro

89

87
AIME 2023
90
89
AIME 2024
92
88
AIME 2025
91
84
HMMT Feb 2023
86
86
HMMT Feb 2024
88
85
HMMT Feb 2025
87
87
BRUMO 2025
89

Reasoning

o3-pro

Grok 4

82

o3-pro

85

83
SimpleQA
86
81
MuSR
84

Frequently Asked Questions

Which is better, Grok 4 or o3-pro?

Grok 4 scores higher overall with 69 vs 68, a difference of 1 points across all benchmarks.

Which is better for knowledge tasks, Grok 4 or o3-pro?

o3-pro leads in knowledge tasks with an average score of 87.3 vs 84.8.

Which is better for coding, Grok 4 or o3-pro?

o3-pro leads in coding with an average score of 80 vs 79.

Which is better for math, Grok 4 or o3-pro?

o3-pro leads in math with an average score of 89 vs 86.6.

Which is better for reasoning, Grok 4 or o3-pro?

o3-pro leads in reasoning with an average score of 85 vs 82.