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Gemma 3 27B vs GPT 6 Luna

At a glance

Google's open multimodal model with 128K context and 140+ language support.

65131K ctx$0.08/$0.45 per M#61/92

OpenAI's fastest, most affordable GPT-6 tier for high-volume, latency-sensitive work.

1.1M ctx$0.10/$0.50 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-10-02
Cheaper14%
Capability
CapabilityECI64.6
Reasoning & Knowledge
Graduate Science47.7%Factual Recall—
Math
Math Problems74.0%Competition Math22.5%
Coding
Code Editing4.9%
Agentic
Novel Reasoning—
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-10-02
Capability
Capability—
Reasoning & Knowledge
Graduate Science90%90.5%Factual Recall41.4%
Math
Math Problems—Competition Math340%98.9%
Coding
Code Editing—
Agentic
Novel Reasoning59.3%
Specs
131K
Context
118K
Max output
Mar 2025
Released
1.1M
Context
128K
Max output
Sep 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input20%$0.08/M tokens
Output10%$0.45/M tokens
Cache read$0.04/M tokens
Live pricing, shown before you run
Input$0.10/M tokens
Output$0.50/M tokens
Cache read75%$0.01/M tokens
Cache write$0.13/M tokens
Web search$0.01/search
Chat with Gemma 3 27BGo to model
Chat with GPT 6 LunaGo to model
Frequently Asked Questions: Gemma 3 27B vs GPT 6 Luna▼

Which is better, Gemma 3 27B or GPT 6 Luna?

▼

Both Gemma 3 27B and GPT 6 Luna are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, Gemma 3 27B or GPT 6 Luna?

▼

Gemma 3 27B has a lower blended cost. Gemma 3 27B: $0.08 input / $0.45 output. GPT 6 Luna: $0.10 input / $0.50 output.

Which has a larger context window, Gemma 3 27B or GPT 6 Luna?

▼

GPT 6 Luna has a larger context window: Gemma 3 27B supports 131K tokens vs GPT 6 Luna at 1.1M tokens.

Do both Gemma 3 27B and GPT 6 Luna support vision?

▼

Yes, both Gemma 3 27B and GPT 6 Luna support vision/image input.

What are the key differences between Gemma 3 27B and GPT 6 Luna?

▼

Key differences: only GPT 6 Luna offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Gemma 3 27B and GPT 6 Luna for free on idapt.app to see which performs better for your specific needs.

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