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Gemini 3.1 Pro vs Gemma 2 27B

List-price comparison ·Gemini 3.1 Pro details ·Gemma 2 27B details

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For a typical workload (100,000 requests / mo), Gemma 2 27B is the cheapest — 86% less than the priciest here ($104.00/mo vs $720.00/mo).

 Gemini 3.1 ProGemma 2 27B
Input / 1M tokens$2.00$0.650
Output / 1M tokens$12.00$0.650
Typical request (1,200 in + 400 out)$0.0072$0.001
Context window1,048,576 tokens8,192 tokens
Max output65,536 tokens2,048 tokens
Quality score93/10082/100
TierFlagshipBalanced
ProviderGoogleGoogle

Projected monthly cost

Requests / moGemini 3.1 ProGemma 2 27B
1,000$7.20$1.04
10,000$72.00$10.40
100,000$720.00$104.00
Open all in the calculator — adjust volume and token counts →

Gemini 3.1 Pro

Native audio, video, and document understanding with a ~1M token context window — strong fit for multi-modal RAG and large-document analysis.

Output token cost is steep relative to input, and the largest context windows can be slow to fill — chunk large documents where possible.

Gemma 2 27B

Auto-synced from OpenRouter — no editorial write-up yet.

More comparisons

Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.