GPT-4.5 vs Qwen: Qwen3 30B A3B Instruct 2507
Compare GPT-4.5 by OpenAI against Qwen: Qwen3 30B A3B Instruct 2507 by Qwen, context windows of 128K vs 131K, tested across 25 shared challenges.
Our Verdict
GPT-4.5
Qwen: Qwen3 30B A3B Instruct 2507Runner-up
No community votes yet. On paper, GPT-4.5 has the edge — bigger model tier, major provider backing.
Qwen: Qwen3 30B A3B Instruct 2507 is 188x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-4.5
Input
$75.00
Output
$150.00
Qwen: Qwen3 30B A3B Instruct 2507
Input
$0.20
375× cheaper
Output
$0.80
188× cheaper
Qwen: Qwen3 30B A3B Instruct 2507 is cheaper on both — 375× input, 188× output
Writing DNA
Style Comparison
Similarity
44%
Qwen: Qwen3 30B A3B Instruct 2507 uses 103.6x more emoji
GPT-4.5
Qwen: Qwen3 30B A3B Instruct 2507
63%Vocabulary55%
16wSentence Length18w
0.57Hedging0.52
4.7Bold6.7
6.4Lists4.3
0.00Emoji1.04
1.30Headings0.92
0.54Transitions0.11
Based on 11 + 22 text responses
Research
What we learned reading every model
FAQ
