Model Comparison

Gemma 3n E4B vs GPT OSS 120BWhich is better in 2026?

Comparing Gemma 3n E4B and GPT OSS 120B across benchmarks, pricing, and capabilities.

Verdict: Gemma 3n E4B vs GPT OSS 120B — which is better?

Gemma 3n E4B (by Google) and GPT OSS 120B (by OpenAI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Choose Gemma 3n E4B if…

  • you are already invested in the Google ecosystem

Choose GPT OSS 120B if…

  • you want the most recent training data — it shipped Aug 2025
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Gemma 3n E4B and GPT OSS 120Bdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Model Size

Parameter count comparison

108.8B diff

GPT OSS 120B has 108.8B more parameters than Gemma 3n E4B, making it 1360.0% larger.

Google
Gemma 3n E4B
8.0Bparameters
OpenAI
GPT OSS 120B
116.8Bparameters
8.0B
Gemma 3n E4B
116.8B
GPT OSS 120B

Context Window

Maximum input and output token capacity

Only GPT OSS 120B specifies input context (131,072 tokens). Only GPT OSS 120B specifies output context (131,072 tokens).

Google
Gemma 3n E4B
Input- tokens
Output- tokens
OpenAI
GPT OSS 120B
Input131,072 tokens
Output131,072 tokens
Sat Jul 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemma 3n E4B supports multimodal inputs, whereas GPT OSS 120B does not.

Gemma 3n E4B can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemma 3n E4B

Text
Images
Audio
Video

GPT OSS 120B

Text
Images
Audio
Video

License

Usage and distribution terms

Gemma 3n E4B is licensed under a proprietary license, while GPT OSS 120B uses Apache 2.0.

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

Gemma 3n E4B

Proprietary

Closed source

GPT OSS 120B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemma 3n E4B was released on 2025-06-26, while GPT OSS 120B was released on 2025-08-05.

GPT OSS 120B is 1 month newer than Gemma 3n E4B.

Gemma 3n E4B

Jun 26, 2025

1.1 years ago

GPT OSS 120B

Aug 5, 2025

11 months ago

1mo newer

Knowledge Cutoff

When training data ends

Gemma 3n E4B has a documented knowledge cutoff of 2024-06-01, while GPT OSS 120B's cutoff date is not specified.

We can confirm Gemma 3n E4B's training data extends to 2024-06-01, but cannot make a direct comparison without GPT OSS 120B's cutoff date.

Gemma 3n E4B

Jun 2024

GPT OSS 120B

—

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google
Supports multimodal inputs
OpenAI
Larger context window (131,072 tokens)
Has open weights

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemma 3n E4B and GPT OSS 120B side-by-side, then vote on the output you prefer.

Gemma 3n E4B
✓ Preferred
GPT OSS 120B
Open in Playground
AI Model Comparison Table
Feature
Google
Gemma 3n E4B
OpenAI
GPT OSS 120B

FAQ

Common questions about Gemma 3n E4B vs GPT OSS 120B.

Which is better, Gemma 3n E4B or GPT OSS 120B?

Gemma 3n E4B (Google) and GPT OSS 120B (OpenAI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Gemma 3n E4B compare to GPT OSS 120B in benchmarks?

Gemma 3n E4B scores ARC-E: 81.6%, BoolQ: 81.6%, PIQA: 81.0%, HellaSwag: 78.6%, Winogrande: 71.7%. GPT OSS 120B scores MMLU: 90.0%, CodeForces: 82.1%, GPQA: 80.1%, TAU-bench Retail: 67.8%, HealthBench: 57.6%.

What are the context window sizes for Gemma 3n E4B and GPT OSS 120B?

Gemma 3n E4B supports an unknown number of tokens and GPT OSS 120B supports 131K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemma 3n E4B and GPT OSS 120B?

Key differences include multimodal support (yes vs no), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemma 3n E4B and GPT OSS 120B?

Gemma 3n E4B is developed by Google and GPT OSS 120B is developed by OpenAI.

Related comparisons