Llama 4 Scout vs o3

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

Quick Verdict

o3 wins overall with a score of 67 vs 38 (29 point difference).o3 wins 4 out of 4 categories.

Knowledge

o3

Llama 4 Scout

44.8

o3

85.3

47
MMLU
86
46
GPQA
87
44
SuperGPQA
85
42
OpenBookQA
83

Coding

o3

Llama 4 Scout

39

o3

78

39
HumanEval
78

Mathematics

o3

Llama 4 Scout

46

o3

87

47
AIME 2023
88
49
AIME 2024
90
48
AIME 2025
89
43
HMMT Feb 2023
84
45
HMMT Feb 2024
86
44
HMMT Feb 2025
85
46
BRUMO 2025
87

Reasoning

o3

Llama 4 Scout

44

o3

83

45
SimpleQA
84
43
MuSR
82

Frequently Asked Questions

Which is better, Llama 4 Scout or o3?

o3 scores higher overall with 67 vs 38, a difference of 29 points across all benchmarks.

Which is better for knowledge tasks, Llama 4 Scout or o3?

o3 leads in knowledge tasks with an average score of 85.3 vs 44.8.

Which is better for coding, Llama 4 Scout or o3?

o3 leads in coding with an average score of 78 vs 39.

Which is better for math, Llama 4 Scout or o3?

o3 leads in math with an average score of 87 vs 46.

Which is better for reasoning, Llama 4 Scout or o3?

o3 leads in reasoning with an average score of 83 vs 44.