OpenAI o3 vs Qwen: Qwen3 30B A3B Instruct 2507
Compare OpenAI o3 by OpenAI against Qwen: Qwen3 30B A3B Instruct 2507 by Qwen, tested across 54 shared challenges.
Our Verdict
OpenAI o3
Qwen: Qwen3 30B A3B Instruct 2507Runner-up
No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, major provider backing.
Qwen: Qwen3 30B A3B Instruct 2507 is 50x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
OpenAI o3
Input
$10.00
Output
$40.00
Qwen: Qwen3 30B A3B Instruct 2507
Input
$0.20
50× cheaper
Output
$0.80
50× cheaper
Qwen: Qwen3 30B A3B Instruct 2507 is cheaper on both — 50× input, 50× output
Writing DNA
Style Comparison
Similarity
33%
Qwen: Qwen3 30B A3B Instruct 2507 uses 103.6x more emoji
OpenAI o3
Qwen: Qwen3 30B A3B Instruct 2507
68%Vocabulary55%
14wSentence Length18w
0.26Hedging0.52
0.7Bold6.7
3.0Lists4.3
0.00Emoji1.04
0.38Headings0.92
0.12Transitions0.11
Based on 16 + 22 text responses
Research
What we learned reading every model
FAQ
