benchlm.ai

GPT-4 Turbo vs Grok 4.1 Fast

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

Quick Verdict

Grok 4.1 Fast wins overall with a score of 73 vs 50 (23 point difference).Grok 4.1 Fast wins 4 out of 4 categories.

GPT-4 Turbo

CreatorOpenAI
TypeProprietary
Context128K
Score50

Grok 4.1 Fast

CreatorxAI
TypeProprietary
Context2M
Score73

Knowledge

Grok 4.1 Fast

GPT-4 Turbo

58.5

Grok 4.1 Fast

91

60
MMLU
94
60
GPQA
92
58
SuperGPQA
90
56
OpenBookQA
88

Coding

Grok 4.1 Fast

GPT-4 Turbo

52

Grok 4.1 Fast

86

52
HumanEval
86

Mathematics

Grok 4.1 Fast

GPT-4 Turbo

59

Grok 4.1 Fast

95

60
AIME 2023
96
62
AIME 2024
98
61
AIME 2025
97
56
HMMT Feb 2023
92
58
HMMT Feb 2024
94
57
HMMT Feb 2025
93
59
BRUMO 2025
95

Reasoning

Grok 4.1 Fast

GPT-4 Turbo

57

Grok 4.1 Fast

89

58
SimpleQA
90
56
MuSR
88

Frequently Asked Questions

Which is better, GPT-4 Turbo or Grok 4.1 Fast?

Grok 4.1 Fast scores higher overall with 73 vs 50, a difference of 23 points across all benchmarks.

Which is better for knowledge tasks, GPT-4 Turbo or Grok 4.1 Fast?

Grok 4.1 Fast leads in knowledge tasks with an average score of 91 vs 58.5.

Which is better for coding, GPT-4 Turbo or Grok 4.1 Fast?

Grok 4.1 Fast leads in coding with an average score of 86 vs 52.

Which is better for math, GPT-4 Turbo or Grok 4.1 Fast?

Grok 4.1 Fast leads in math with an average score of 95 vs 59.

Which is better for reasoning, GPT-4 Turbo or Grok 4.1 Fast?

Grok 4.1 Fast leads in reasoning with an average score of 89 vs 57.

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