Qwen: Qwen3.5 397B A17B vs Qwen: Qwen3.5 Plus 2026-02-15
Compare Qwen: Qwen3.5 397B A17B and Qwen: Qwen3.5 Plus 2026-02-15, both from Qwen, in 2 community votes, qwen: qwen3.5 plus 2026-02-15 wins 100% of head-to-head duels, context windows of 262K vs 1.0M, tested across 53 shared challenges.
Our Verdict
Qwen: Qwen3.5 Plus 2026-02-15Winner
Qwen: Qwen3.5 397B A17BRunner-up
Pick Qwen: Qwen3.5 Plus 2026-02-15. In 2 blind votes, Qwen: Qwen3.5 Plus 2026-02-15 wins 100% of the time. That's not luck.
Clear winner
API pricing
Cost per 1M tokens
Qwen: Qwen3.5 397B A17B
Input
$0.60
Output
$3.60
Qwen: Qwen3.5 Plus 2026-02-15
Input
$0.40
1.5× cheaper
Output
$2.40
1.5× cheaper
Qwen: Qwen3.5 Plus 2026-02-15 is cheaper on both — 1.5× input, 1.5× output
Writing DNA
Style Comparison
Similarity
78%
Qwen: Qwen3.5 397B A17B uses 2.3x more emoji
Qwen: Qwen3.5 397B A17B
Qwen: Qwen3.5 Plus 2026-02-15
54%Vocabulary54%
14wSentence Length18w
0.39Hedging0.51
6.9Bold5.3
4.2Lists2.9
0.23Emoji0.10
0.93Headings0.75
0.17Transitions0.09
Based on 23 + 23 text responses
Research
What we learned reading every model
FAQ
