Model Comparison
Gemini 3 Pro vs Qwen3.5-397B-A17BWhich is better in 2026?
Gemini 3 Pro shows notably better performance in the majority of benchmarks. Qwen3.5-397B-A17B is 3.3x cheaper per token.
Verdict: Gemini 3 Pro vs Qwen3.5-397B-A17B — which is better?
Gemini 3 Pro (by Google) and Qwen3.5-397B-A17B (by Alibaba Cloud / Qwen Team) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.
Gemini 3 Pro outperforms in 5 benchmarks (Global PIQA, GPQA, Humanity's Last Exam, MMMLU, Terminal-Bench 2.0), while Qwen3.5-397B-A17B is better at 2 benchmarks (SWE-Bench Verified, t2-bench). Gemini 3 Pro shows notably better performance in the majority of benchmarks.
On price, Qwen3.5-397B-A17B is roughly 3.3x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Gemini 3 Pro also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Choose Gemini 3 Pro if…
- you want the strongest raw capability — it leads on 5 of 7 shared benchmarks
- you process long inputs — it offers a 1,048,576 token context window
Choose Qwen3.5-397B-A17B if…
- cost matters — it's about 3.3x cheaper per token
- you want the most recent training data — it shipped Feb 2026
- you need open weights you can self-host or fine-tune
Performance Benchmarks
Comparative analysis across standard metrics
Gemini 3 Pro outperforms in 5 benchmarks (Global PIQA, GPQA, Humanity's Last Exam, MMMLU, Terminal-Bench 2.0), while Qwen3.5-397B-A17B is better at 2 benchmarks (SWE-Bench Verified, t2-bench).
Gemini 3 Pro shows notably better performance in the majority of benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Gemini 3 Pro ($2.00/1M tokens) is 3.3x more expensive than Qwen3.5-397B-A17B ($0.60/1M tokens).
For output processing, Gemini 3 Pro ($12.00/1M tokens) is 3.3x more expensive than Qwen3.5-397B-A17B ($3.60/1M tokens).
In conclusion, Gemini 3 Pro is more expensive than Qwen3.5-397B-A17B.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Gemini 3 Pro accepts 1,048,576 input tokens compared to Qwen3.5-397B-A17B's 262,144 tokens. Gemini 3 Pro can generate longer responses up to 65,536 tokens, while Qwen3.5-397B-A17B is limited to 64,000 tokens.
Input Capabilities
Supported data types and modalities
Both Gemini 3 Pro and Qwen3.5-397B-A17B support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Gemini 3 Pro
Qwen3.5-397B-A17B
License
Usage and distribution terms
Gemini 3 Pro is licensed under a proprietary license, while Qwen3.5-397B-A17B uses Apache 2.0.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Apache 2.0
Open weights
Release Timeline
When each model was launched
Gemini 3 Pro was released on 2025-11-18, while Qwen3.5-397B-A17B was released on 2026-02-16.
Qwen3.5-397B-A17B is 3 months newer than Gemini 3 Pro.
Nov 18, 2025
6 months ago
Feb 16, 2026
3 months ago
3mo newerKnowledge Cutoff
When training data ends
Gemini 3 Pro has a documented knowledge cutoff of 2025-01-31, while Qwen3.5-397B-A17B's cutoff date is not specified.
We can confirm Gemini 3 Pro's training data extends to 2025-01-31, but cannot make a direct comparison without Qwen3.5-397B-A17B's cutoff date.
Jan 2025
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Provider Availability
Gemini 3 Pro is available from Google. Qwen3.5-397B-A17B is available from Novita.
Gemini 3 Pro
Qwen3.5-397B-A17B
Outputs Comparison
Key Takeaways
Gemini 3 Pro
View details
Qwen3.5-397B-A17B
View detailsAlibaba Cloud / Qwen Team
Detailed Comparison
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FAQ
Common questions about Gemini 3 Pro vs Qwen3.5-397B-A17B.