Model Comparison

Qwen3.5-397B-A17B vs Gemini 3.5 Flash

Gemini 3.5 Flash significantly outperforms across most benchmarks. Qwen3.5-397B-A17B is 2.5x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Qwen3.5-397B-A17B outperforms in 0 benchmarks, while Gemini 3.5 Flash is better at 3 benchmarks (Humanity's Last Exam, Terminal-Bench 2.0, Toolathlon).

Gemini 3.5 Flash significantly outperforms across most benchmarks.

Wed May 20 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Qwen3.5-397B-A17B costs less

For input processing, Qwen3.5-397B-A17B ($0.60/1M tokens) is 2.5x cheaper than Gemini 3.5 Flash ($1.50/1M tokens).

For output processing, Qwen3.5-397B-A17B ($3.60/1M tokens) is 2.5x cheaper than Gemini 3.5 Flash ($9.00/1M tokens).

In conclusion, Gemini 3.5 Flash is more expensive than Qwen3.5-397B-A17B.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Wed May 20 2026 • llm-stats.com

Qwen3.5-397B-A17B

Input tokens$0.60

Output tokens$3.60

Best providerNovita

Gemini 3.5 Flash

Input tokens$1.50

Output tokens$9.00

Best providerGoogle

Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemini 3.5 Flash accepts 1,048,576 input tokens compared to Qwen3.5-397B-A17B's 262,144 tokens. Gemini 3.5 Flash can generate longer responses up to 65,536 tokens, while Qwen3.5-397B-A17B is limited to 64,000 tokens.

Qwen3.5-397B-A17B

Input262,144 tokens

Output64,000 tokens

Gemini 3.5 Flash

Input1,048,576 tokens

Output65,536 tokens

Wed May 20 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Qwen3.5-397B-A17B and Gemini 3.5 Flash support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Qwen3.5-397B-A17B

Text

Images

Audio

Video

Gemini 3.5 Flash

Text

Images

Audio

Video

License

Usage and distribution terms

Qwen3.5-397B-A17B is licensed under Apache 2.0, while Gemini 3.5 Flash uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

Qwen3.5-397B-A17B

Apache 2.0

Open weights

Gemini 3.5 Flash

Proprietary

Closed source

Release Timeline

When each model was launched

Qwen3.5-397B-A17B was released on 2026-02-16, while Gemini 3.5 Flash was released on 2026-05-19.

Gemini 3.5 Flash is 3 months newer than Qwen3.5-397B-A17B.

Qwen3.5-397B-A17B

Feb 16, 2026

3 months ago

Gemini 3.5 Flash

May 19, 2026

1 days ago

3mo newer

Knowledge Cutoff

When training data ends

Gemini 3.5 Flash has a documented knowledge cutoff of 2026-01-31, while Qwen3.5-397B-A17B's cutoff date is not specified.

We can confirm Gemini 3.5 Flash's training data extends to 2026-01-31, but cannot make a direct comparison without Qwen3.5-397B-A17B's cutoff date.

Qwen3.5-397B-A17B

—

Gemini 3.5 Flash

Jan 2026

Provider Availability

Qwen3.5-397B-A17B is available from Novita. Gemini 3.5 Flash is available from Google.

Qwen3.5-397B-A17B

Novita

Input Price:Input: $0.60/1MOutput Price:Output: $3.60/1M

Gemini 3.5 Flash

Google

Input Price:Input: $1.50/1MOutput Price:Output: $9.00/1M

* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Qwen3.5-397B-A17B

View details

Alibaba Cloud / Qwen Team

Less expensive input tokens

Less expensive output tokens

Has open weights

Gemini 3.5 Flash

View details

Google

Larger context window (1,048,576 tokens)

Higher Humanity's Last Exam score (40.2% vs 28.7%)

Higher Terminal-Bench 2.0 score (76.2% vs 52.5%)

Higher Toolathlon score (56.5% vs 38.3%)

Detailed Comparison

AI Model Comparison Table
Feature	Qwen3.5-397B-A17B	Gemini 3.5 Flash

FAQ

Common questions about Qwen3.5-397B-A17B vs Gemini 3.5 Flash.

Which is better, Qwen3.5-397B-A17B or Gemini 3.5 Flash?

Gemini 3.5 Flash significantly outperforms across most benchmarks. Qwen3.5-397B-A17B is made by Alibaba Cloud / Qwen Team and Gemini 3.5 Flash is made by Google. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Qwen3.5-397B-A17B compare to Gemini 3.5 Flash in benchmarks?

Qwen3.5-397B-A17B scores MMLU-Redux: 94.9%, HMMT 2025: 94.8%, C-Eval: 93.0%, HMMT25: 92.7%, IFEval: 92.6%. Gemini 3.5 Flash scores CharXiv-R: 84.2%, MCP Atlas: 83.6%, MMMU-Pro: 83.6%, OSWorld-Verified: 78.4%, Terminal-Bench 2.0: 76.2%.

Is Qwen3.5-397B-A17B cheaper than Gemini 3.5 Flash?

Qwen3.5-397B-A17B is 2.5x cheaper for input tokens. Qwen3.5-397B-A17B costs $0.60/M input and $3.60/M output via novita. Gemini 3.5 Flash costs $1.50/M input and $9.00/M output via google.

What are the context window sizes for Qwen3.5-397B-A17B and Gemini 3.5 Flash?

Qwen3.5-397B-A17B supports 262K tokens and Gemini 3.5 Flash supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Qwen3.5-397B-A17B and Gemini 3.5 Flash?

Key differences include context window (262K vs 1.0M), input pricing ($0.60 vs $1.50/M), licensing (Apache 2.0 vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Qwen3.5-397B-A17B and Gemini 3.5 Flash?

Qwen3.5-397B-A17B is developed by Alibaba Cloud / Qwen Team and Gemini 3.5 Flash is developed by Google.