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Gemma 4 31B vs o3-mini (High)

At a glance
GoogleGemma 4 31B

Google's fourth-generation open dense model with native multimodal understanding.

262K ctx$0.12/$0.35 per M
OpenAIo3-mini (High)

o3-mini with reasoning effort set to high for maximum STEM accuracy.

74200K ctx$1.10/$4.40 per M#45/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
GoogleGemma 4 31B
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
Capability—
Reasoning & Knowledge
Graduate Science—Factual Recall9.6%
Math
Math Problems—Competition Math—Research Math—
Coding
Code Editing—
Agentic
Novel Reasoning—
OpenAIo3-mini (High)
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI73.9
Reasoning & Knowledge
Graduate Science77.0%Factual Recall—
Math
Math Problems96.5%Competition Math76.9%Research Math12.4%
Coding
Code Editing60.4%
Agentic
Novel Reasoning3.0%
Specs
GoogleGemma 4 31B
262K
Context
128K
Max output
Apr 2026
Released
OpenAIo3-mini (High)
200K
Context
100K
Max output
Feb 2025
Released
Capabilities
GoogleGemma 4 31B
Vision
Audio
Reasoning
OpenAIo3-mini (High)
Vision
Audio
Reasoning
Pricing
GoogleGemma 4 31B
Live pricing, shown before you run
Input$0.12/M tokens
Output$0.35/M tokens
Cache read$0.09/M tokens
OpenAIo3-mini (High)
Live pricing, shown before you run
Input$1.10/M tokens
Output$4.40/M tokens
Cache read$0.55/M tokens
Web search$0.01/search
Chat with Gemma 4 31BGo to model
Chat with o3-mini (High)Go to model
Frequently Asked Questions: Gemma 4 31B vs o3-mini (High)▼

Which is better, Gemma 4 31B or o3-mini (High)?

▼

Both Gemma 4 31B and o3-mini (High) 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 4 31B or o3-mini (High)?

▼

Gemma 4 31B has a lower blended cost. Gemma 4 31B: $0.12 input / $0.35 output. o3-mini (High): $1.10 input / $4.40 output.

Which has a larger context window, Gemma 4 31B or o3-mini (High)?

▼

Gemma 4 31B has a larger context window: Gemma 4 31B supports 262K tokens vs o3-mini (High) at 200K tokens.

Do both Gemma 4 31B and o3-mini (High) support vision?

▼

Gemma 4 31B supports vision/image input, but o3-mini (High) does not.

What are the key differences between Gemma 4 31B and o3-mini (High)?

▼

Key differences: Gemma 4 31B is significantly cheaper; only Gemma 4 31B supports vision input. 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 4 31B and o3-mini (High) for free on idapt.app to see which performs better for your specific needs.

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