Qwen3 235B 2507 vs Qwen3.5 397B

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

Quick Verdict

Qwen3.5 397B wins overall with a score of 65 vs 30 (35 point difference).Qwen3.5 397B wins 4 out of 4 categories.

Knowledge

Qwen3.5 397B

Qwen3 235B 2507

36.8

Qwen3.5 397B

80.8

39
MMLU
83
38
GPQA
82
36
SuperGPQA
80
34
OpenBookQA
78

Coding

Qwen3.5 397B

Qwen3 235B 2507

31

Qwen3.5 397B

75

31
HumanEval
75

Mathematics

Qwen3.5 397B

Qwen3 235B 2507

38

Qwen3.5 397B

82

39
AIME 2023
83
41
AIME 2024
85
40
AIME 2025
84
35
HMMT Feb 2023
79
37
HMMT Feb 2024
81
36
HMMT Feb 2025
80
38
BRUMO 2025
82

Reasoning

Qwen3.5 397B

Qwen3 235B 2507

36

Qwen3.5 397B

79

37
SimpleQA
80
35
MuSR
78

Frequently Asked Questions

Which is better, Qwen3 235B 2507 or Qwen3.5 397B?

Qwen3.5 397B scores higher overall with 65 vs 30, a difference of 35 points across all benchmarks.

Which is better for knowledge tasks, Qwen3 235B 2507 or Qwen3.5 397B?

Qwen3.5 397B leads in knowledge tasks with an average score of 80.8 vs 36.8.

Which is better for coding, Qwen3 235B 2507 or Qwen3.5 397B?

Qwen3.5 397B leads in coding with an average score of 75 vs 31.

Which is better for math, Qwen3 235B 2507 or Qwen3.5 397B?

Qwen3.5 397B leads in math with an average score of 82 vs 38.

Which is better for reasoning, Qwen3 235B 2507 or Qwen3.5 397B?

Qwen3.5 397B leads in reasoning with an average score of 79 vs 36.