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Gemini 4 Argon vs o3

Gemini 4 Argon leads the LLM Stats Score 55.1 to 31.0.

Google · OpenAI · Updated for 2026

Which is better?

Gemini 4 Argon leads the overall LLM Stats Score 55.1 to 31.0, ranking #4 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 4 Argon

  • overall performance matters — it scores 55.1 and ranks #4 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

Choose o3

  • you want predictable pricing at $2.00/M input and $8.00/M output

At a glance

The differences that matter most.

Gemini 4 Argon
Google
o3
OpenAI
Core performance indexes
LLM Stats Score
55.1
#4
31.0
#129
Reasoning
52.4
#7
30.7
#132
Coding
44.1
#4
14.8
#144
Agents
40.5
#4
4.0
#173
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$2.00 / M
Output price
— / M
$8.00 / M
Context window
—
200,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

3 shared
Index
Gemini 4 Argon
o3
Vision
36.8#8
21.5#69
Tool use
30.6#6
10.7#130
Multimodal
36.9#8
25.4#51
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

19 reported for Gemini 4 Argon · 22 for o3

No common benchmarks found

Gemini 4 Argon and o3don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only o3 specifies input context (200,000 tokens). Only o3 specifies output context (100,000 tokens).

Google
Gemini 4 Argon
Input- tokens
Output- tokens
OpenAI
o3
Input200,000 tokens
Output100,000 tokens
Sat Oct 10 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 4 Argon and o3 support multimodal inputs.

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

Gemini 4 Argon

Text
Images
Audio
Video

o3

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemini 4 Argon

Proprietary

Closed source

o3

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 4 Argon was released on 2026-09-30, while o3 was released on 2025-04-16.

Gemini 4 Argon is 18 months newer than o3.

Gemini 4 Argon

Sep 30, 2026

1 weeks ago

1.5yr newer
o3

Apr 16, 2025

1.5 years ago

Knowledge Cutoff

When training data ends

o3 has a documented knowledge cutoff of 2024-05-31, while Gemini 4 Argon's cutoff date is not specified.

We can confirm o3's training data extends to 2024-05-31, but cannot make a direct comparison without Gemini 4 Argon's cutoff date.

Gemini 4 Argon

—

o3

May 2024

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Gemini 4 Argon and o3 side-by-side, then vote on the output you prefer.

Gemini 4 Argon
✓ Preferred
o3
Open in Playground

FAQ

Common questions about Gemini 4 Argon vs o3.

Which is better, Gemini 4 Argon or o3?

Gemini 4 Argon leads the LLM Stats Score 55.1 to 31.0. Gemini 4 Argon is made by Google and o3 is made by OpenAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 4 Argon compare to o3 in benchmarks?

Gemini 4 Argon scores Graphwalks BFS <128k: 99.7%, Vibe Code Bench: 91.9%, LVBench: 91.7%, LABBench2: 88.8%, Graphwalks BFS >128k: 84.2%. o3 scores COLLIE: 98.4%, AIME 2024: 91.6%, ARC-AGI: 88.0%, MathVista: 86.8%, AIME 2025: 86.4%.

What are the context window sizes for Gemini 4 Argon and o3?

Gemini 4 Argon supports an unknown number of tokens and o3 supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 4 Argon and o3?

Key differences include LLM Stats Score (55.1 vs 31.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 4 Argon and o3?

Gemini 4 Argon is developed by Google and o3 is developed by OpenAI.

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