benchlm.ai

GPT-4 Turbo vs GPT-5 (medium)

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

Quick Verdict

GPT-5 (medium) wins overall with a score of 70 vs 50 (20 point difference).GPT-5 (medium) wins 4 out of 4 categories.

GPT-4 Turbo

CreatorOpenAI
TypeProprietary
Context128K
Score50

GPT-5 (medium)

CreatorOpenAI
TypeProprietary
Context128K
Score70

Knowledge

GPT-5 (medium)

GPT-4 Turbo

58.5

GPT-5 (medium)

88

60
MMLU
91
60
GPQA
89
58
SuperGPQA
87
56
OpenBookQA
85

Coding

GPT-5 (medium)

GPT-4 Turbo

52

GPT-5 (medium)

83

52
HumanEval
83

Mathematics

GPT-5 (medium)

GPT-4 Turbo

59

GPT-5 (medium)

92

60
AIME 2023
93
62
AIME 2024
95
61
AIME 2025
94
56
HMMT Feb 2023
89
58
HMMT Feb 2024
91
57
HMMT Feb 2025
90
59
BRUMO 2025
92

Reasoning

GPT-5 (medium)

GPT-4 Turbo

57

GPT-5 (medium)

86

58
SimpleQA
87
56
MuSR
85

Frequently Asked Questions

Which is better, GPT-4 Turbo or GPT-5 (medium)?

GPT-5 (medium) scores higher overall with 70 vs 50, a difference of 20 points across all benchmarks.

Which is better for knowledge tasks, GPT-4 Turbo or GPT-5 (medium)?

GPT-5 (medium) leads in knowledge tasks with an average score of 88 vs 58.5.

Which is better for coding, GPT-4 Turbo or GPT-5 (medium)?

GPT-5 (medium) leads in coding with an average score of 83 vs 52.

Which is better for math, GPT-4 Turbo or GPT-5 (medium)?

GPT-5 (medium) leads in math with an average score of 92 vs 59.

Which is better for reasoning, GPT-4 Turbo or GPT-5 (medium)?

GPT-5 (medium) leads in reasoning with an average score of 86 vs 57.

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