Claude 3.7 Sonnet vs Qwen: Qwen3.5 35B A3B
Compare Claude 3.7 Sonnet by Anthropic against Qwen: Qwen3.5 35B A3B by Qwen, in 2 community votes, claude 3.7 sonnet wins 100% of head-to-head duels, context windows of 200K vs 262K, tested across 53 shared challenges.
Our Verdict
Claude 3.7 SonnetWinner
Qwen: Qwen3.5 35B A3BRunner-up
Pick Claude 3.7 Sonnet. In 2 blind votes, Claude 3.7 Sonnet wins 100% of the time. That's not luck.
Qwen: Qwen3.5 35B A3B is 7.5x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
Claude 3.7 Sonnet
Input
$3.00
Output
$15.00
Qwen: Qwen3.5 35B A3B
Input
$0.25
12× cheaper
Output
$2.00
7.5× cheaper
Qwen: Qwen3.5 35B A3B is cheaper on both — 12× input, 7.5× output
Writing DNA
Style Comparison
Similarity
49%
Qwen: Qwen3.5 35B A3B uses 5.7x more bold
Claude 3.7 Sonnet
Qwen: Qwen3.5 35B A3B
62%Vocabulary51%
35wSentence Length15w
0.99Hedging0.39
1.2Bold6.8
4.3Lists4.8
0.00Emoji0.00
1.78Headings0.84
0.23Transitions0.14
Based on 13 + 23 text responses
Research
What we learned reading every model
FAQ
