DeepSeek-R1 vs o3

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

Quick Verdict

o3 wins overall with a score of 67 vs 35 (32 point difference).o3 wins 4 out of 4 categories.

Knowledge

o3

DeepSeek-R1

41.8

o3

85.3

44
MMLU
86
43
GPQA
87
41
SuperGPQA
85
39
OpenBookQA
83

Coding

o3

DeepSeek-R1

36

o3

78

36
HumanEval
78

Mathematics

o3

DeepSeek-R1

43

o3

87

44
AIME 2023
88
46
AIME 2024
90
45
AIME 2025
89
40
HMMT Feb 2023
84
42
HMMT Feb 2024
86
41
HMMT Feb 2025
85
43
BRUMO 2025
87

Reasoning

o3

DeepSeek-R1

41

o3

83

42
SimpleQA
84
40
MuSR
82

Frequently Asked Questions

Which is better, DeepSeek-R1 or o3?

o3 scores higher overall with 67 vs 35, a difference of 32 points across all benchmarks.

Which is better for knowledge tasks, DeepSeek-R1 or o3?

o3 leads in knowledge tasks with an average score of 85.3 vs 41.8.

Which is better for coding, DeepSeek-R1 or o3?

o3 leads in coding with an average score of 78 vs 36.

Which is better for math, DeepSeek-R1 or o3?

o3 leads in math with an average score of 87 vs 43.

Which is better for reasoning, DeepSeek-R1 or o3?

o3 leads in reasoning with an average score of 83 vs 41.