Google: Gemini 2.5 Flash Preview 09-2025 vs Qwen: Qwen3.5 Plus 2026-04-20
Compare Google: Gemini 2.5 Flash Preview 09-2025 by Google AI against Qwen: Qwen3.5 Plus 2026-04-20 by Qwen, context windows of 1.0M vs 1.0M, tested across 48 shared challenges.
Our Verdict
Google: Gemini 2.5 Flash Preview 09-2025
Qwen: Qwen3.5 Plus 2026-04-20
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
API pricing
Cost per 1M tokens
Google: Gemini 2.5 Flash Preview 09-2025
Input
$0.30
1.3× cheaper
Output
$2.50
Qwen: Qwen3.5 Plus 2026-04-20
Input
$0.40
Output
$2.40
Google: Gemini 2.5 Flash Preview 09-2025 wins input (1.3× cheaper)·Qwen: Qwen3.5 Plus 2026-04-20
Writing DNA
Style Comparison
Similarity
51%
Qwen: Qwen3.5 Plus 2026-04-20 uses 11.3x more emoji
Google: Gemini 2.5 Flash Preview 09-2025
Qwen: Qwen3.5 Plus 2026-04-20
53%Vocabulary59%
19wSentence Length15w
0.30Hedging0.28
5.8Bold4.4
3.1Lists2.5
0.14Emoji1.53
0.93Headings0.76
0.22Transitions0.04
Based on 22 + 27 text responses
Research
What we learned reading every model
FAQ
