Qwen: Qwen3 235B A22B Thinking 2507 vs Qwen: Qwen3.5 Plus 2026-02-15
Compare Qwen: Qwen3 235B A22B Thinking 2507 and Qwen: Qwen3.5 Plus 2026-02-15, both from Qwen, context windows of 131K vs 1.0M, tested across 53 shared challenges.
Our Verdict
Qwen: Qwen3.5 Plus 2026-02-15
Qwen: Qwen3 235B A22B Thinking 2507Runner-up
No community votes yet. On paper, Qwen: Qwen3.5 Plus 2026-02-15 has the edge — newer, bigger context window.
Qwen: Qwen3 235B A22B Thinking 2507 is 4.0x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Qwen: Qwen3 235B A22B Thinking 2507
Input
$0.11
3.6× cheaper
Output
$0.60
4.0× cheaper
Qwen: Qwen3.5 Plus 2026-02-15
Input
$0.40
Output
$2.40
Qwen: Qwen3 235B A22B Thinking 2507 is cheaper on both — 3.6× input, 4.0× output
Writing DNA
Style Comparison
Similarity
47%
Qwen: Qwen3 235B A22B Thinking 2507 uses 5.4x more emoji
Qwen: Qwen3 235B A22B Thinking 2507
Qwen: Qwen3.5 Plus 2026-02-15
56%Vocabulary54%
14wSentence Length18w
0.37Hedging0.51
5.7Bold5.3
4.0Lists2.9
0.54Emoji0.10
0.70Headings0.75
0.14Transitions0.09
Based on 22 + 23 text responses
Research
What we learned reading every model
FAQ
