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Qwen: Qwen3.5 Plus 2026-02-15 vs Gemini 2.5 Pro Preview 06-05

Compare Qwen: Qwen3.5 Plus 2026-02-15 by Qwen against Gemini 2.5 Pro Preview 06-05 by Google AI, context windows of 1.0M vs 1.0M, tested across 38 shared challenges. Updated April 2026.

Which is better, Qwen: Qwen3.5 Plus 2026-02-15 or Gemini 2.5 Pro Preview 06-05?

Qwen: Qwen3.5 Plus 2026-02-15 and Gemini 2.5 Pro Preview 06-05 are both competitive models. Qwen: Qwen3.5 Plus 2026-02-15 costs $0.4/M input tokens vs $1.25/M for Gemini 2.5 Pro Preview 06-05. Context windows: 1000K vs 1049K tokens. Compare their real outputs side by side below.

Key Differences Between Qwen: Qwen3.5 Plus 2026-02-15 and Gemini 2.5 Pro Preview 06-05

Qwen: Qwen3.5 Plus 2026-02-15 is made by qwen while Gemini 2.5 Pro Preview 06-05 is from google. Qwen: Qwen3.5 Plus 2026-02-15 has a 1000K token context window compared to Gemini 2.5 Pro Preview 06-05's 1049K. On pricing, Qwen: Qwen3.5 Plus 2026-02-15 costs $0.4/M input tokens vs $1.25/M for Gemini 2.5 Pro Preview 06-05.

Our Verdict
Qwen: Qwen3.5 Plus 2026-02-15
Qwen: Qwen3.5 Plus 2026-02-15
Gemini 2.5 Pro Preview 06-05
Gemini 2.5 Pro Preview 06-05

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Qwen: Qwen3.5 Plus 2026-02-15 is 4.2x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
98%

Qwen: Qwen3.5 Plus 2026-02-15 uses 10.0x more emoji

Qwen: Qwen3.5 Plus 2026-02-15
Gemini 2.5 Pro Preview 06-05
54%Vocabulary51%
18wSentence Length15w
0.51Hedging0.31
5.3Bold4.8
2.9Lists4.1
0.10Emoji0.00
0.75Headings0.98
0.09Transitions0.05
Based on 23 + 20 text responses
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Qwen: Qwen3.5 Plus 2026-02-15Gemini 2.5 Pro Preview 06-05

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
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