GPT-5 (high) vs Grok 4

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

Quick Verdict

GPT-5 (high) wins overall with a score of 72 vs 69 (3 point difference).GPT-5 (high) wins 4 out of 4 categories.

Knowledge

GPT-5 (high)

GPT-5 (high)

90

Grok 4

84.8

93
MMLU
87
91
GPQA
86
89
SuperGPQA
84
87
OpenBookQA
82

Coding

GPT-5 (high)

GPT-5 (high)

85

Grok 4

79

85
HumanEval
79

Mathematics

GPT-5 (high)

GPT-5 (high)

94

Grok 4

86.6

95
AIME 2023
87
97
AIME 2024
89
96
AIME 2025
88
91
HMMT Feb 2023
84
93
HMMT Feb 2024
86
92
HMMT Feb 2025
85
94
BRUMO 2025
87

Reasoning

GPT-5 (high)

GPT-5 (high)

88

Grok 4

82

89
SimpleQA
83
87
MuSR
81

Frequently Asked Questions

Which is better, GPT-5 (high) or Grok 4?

GPT-5 (high) scores higher overall with 72 vs 69, a difference of 3 points across all benchmarks.

Which is better for knowledge tasks, GPT-5 (high) or Grok 4?

GPT-5 (high) leads in knowledge tasks with an average score of 90 vs 84.8.

Which is better for coding, GPT-5 (high) or Grok 4?

GPT-5 (high) leads in coding with an average score of 85 vs 79.

Which is better for math, GPT-5 (high) or Grok 4?

GPT-5 (high) leads in math with an average score of 94 vs 86.6.

Which is better for reasoning, GPT-5 (high) or Grok 4?

GPT-5 (high) leads in reasoning with an average score of 88 vs 82.