GPT-5.4 Mini vs Qwen: Qwen3.5 Plus 2026-04-20
Compare GPT-5.4 Mini by OpenAI against Qwen: Qwen3.5 Plus 2026-04-20 by Qwen, context windows of 400K vs 1.0M, tested across 51 shared challenges.
Our Verdict
Qwen: Qwen3.5 Plus 2026-04-20
GPT-5.4 MiniRunner-up
No community votes yet. On paper, Qwen: Qwen3.5 Plus 2026-04-20 has the edge — bigger model tier, newer, bigger context window.
Too close to call
API pricing
Cost per 1M tokens
GPT-5.4 Mini
Input
$0.75
Output
$4.50
Qwen: Qwen3.5 Plus 2026-04-20
Input
$0.40
1.9× cheaper
Output
$2.40
1.9× cheaper
Qwen: Qwen3.5 Plus 2026-04-20 is cheaper on both — 1.9× input, 1.9× output
Writing DNA
Style Comparison
Similarity
45%
Qwen: Qwen3.5 Plus 2026-04-20 uses 153.4x more emoji
GPT-5.4 Mini
Qwen: Qwen3.5 Plus 2026-04-20
54%Vocabulary59%
20wSentence Length15w
0.72Hedging0.28
6.0Bold4.4
8.3Lists2.5
0.00Emoji1.53
2.11Headings0.76
0.04Transitions0.04
Based on 23 + 27 text responses
Research
What we learned reading every model
FAQ
