GPT-OSS 120B vs Qwen3 235B 2507

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

Quick Verdict

GPT-OSS 120B wins overall with a score of 42 vs 30 (12 point difference).GPT-OSS 120B wins 4 out of 4 categories.

Knowledge

GPT-OSS 120B

GPT-OSS 120B

48.8

Qwen3 235B 2507

36.8

51
MMLU
39
50
GPQA
38
48
SuperGPQA
36
46
OpenBookQA
34

Coding

GPT-OSS 120B

GPT-OSS 120B

43

Qwen3 235B 2507

31

43
HumanEval
31

Mathematics

GPT-OSS 120B

GPT-OSS 120B

50

Qwen3 235B 2507

38

51
AIME 2023
39
53
AIME 2024
41
52
AIME 2025
40
47
HMMT Feb 2023
35
49
HMMT Feb 2024
37
48
HMMT Feb 2025
36
50
BRUMO 2025
38

Reasoning

GPT-OSS 120B

GPT-OSS 120B

48

Qwen3 235B 2507

36

49
SimpleQA
37
47
MuSR
35

Frequently Asked Questions

Which is better, GPT-OSS 120B or Qwen3 235B 2507?

GPT-OSS 120B scores higher overall with 42 vs 30, a difference of 12 points across all benchmarks.

Which is better for knowledge tasks, GPT-OSS 120B or Qwen3 235B 2507?

GPT-OSS 120B leads in knowledge tasks with an average score of 48.8 vs 36.8.

Which is better for coding, GPT-OSS 120B or Qwen3 235B 2507?

GPT-OSS 120B leads in coding with an average score of 43 vs 31.

Which is better for math, GPT-OSS 120B or Qwen3 235B 2507?

GPT-OSS 120B leads in math with an average score of 50 vs 38.

Which is better for reasoning, GPT-OSS 120B or Qwen3 235B 2507?

GPT-OSS 120B leads in reasoning with an average score of 48 vs 36.