Model Comparison

Gemma 3 4B vs GPT OSS 120B

GPT OSS 120B significantly outperforms across most benchmarks. Gemma 3 4B is 7.2x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Gemma 3 4B outperforms in 0 benchmarks, while GPT OSS 120B is better at 1 benchmark (GPQA).

GPT OSS 120B significantly outperforms across most benchmarks.

Wed May 27 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemma 3 4B costs less

For input processing, Gemma 3 4B ($0.02/1M tokens) is 4.5x cheaper than GPT OSS 120B ($0.09/1M tokens).

For output processing, Gemma 3 4B ($0.04/1M tokens) is 11.3x cheaper than GPT OSS 120B ($0.45/1M tokens).

In conclusion, GPT OSS 120B is more expensive than Gemma 3 4B.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Wed May 27 2026 • llm-stats.com

Gemma 3 4B

Input tokens$0.02

Output tokens$0.04

Best providerDeepinfra

GPT OSS 120B

Input tokens$0.09

Output tokens$0.45

Best providerDeepinfra

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Model Size

Parameter count comparison

112.8B diff

GPT OSS 120B has 112.8B more parameters than Gemma 3 4B, making it 2820.0% larger.

Gemma 3 4B

4.0Bparameters

GPT OSS 120B

116.8Bparameters

4.0B

Gemma 3 4B

116.8B

GPT OSS 120B

Context Window

Maximum input and output token capacity

Both models have the same input context window of 131,072 tokens. Both models can generate responses up to 131,072 tokens.

Gemma 3 4B

Input131,072 tokens

Output131,072 tokens

GPT OSS 120B

Input131,072 tokens

Output131,072 tokens

Wed May 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemma 3 4B supports multimodal inputs, whereas GPT OSS 120B does not.

Gemma 3 4B can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemma 3 4B

Text

Images

Audio

Video

GPT OSS 120B

Text

Images

Audio

Video

License

Usage and distribution terms

Gemma 3 4B is licensed under Gemma, 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 3 4B

Gemma

Open weights

GPT OSS 120B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemma 3 4B was released on 2025-03-12, while GPT OSS 120B was released on 2025-08-05.

GPT OSS 120B is 5 months newer than Gemma 3 4B.

Gemma 3 4B

Mar 12, 2025

1.2 years ago

GPT OSS 120B

Aug 5, 2025

9 months ago

4mo newer

Knowledge Cutoff

When training data ends

Gemma 3 4B has a documented knowledge cutoff of 2024-08-01, while GPT OSS 120B's cutoff date is not specified.

We can confirm Gemma 3 4B's training data extends to 2024-08-01, but cannot make a direct comparison without GPT OSS 120B's cutoff date.

Gemma 3 4B

Aug 2024

GPT OSS 120B

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Provider Availability

Gemma 3 4B is available from DeepInfra. GPT OSS 120B is available from DeepInfra, Novita, OpenAI, Fireworks, Groq.

Gemma 3 4B

Deepinfra

Input Price:Input: $0.02/1MOutput Price:Output: $0.04/1M

GPT OSS 120B

Deepinfra

Input Price:Input: $0.09/1MOutput Price:Output: $0.45/1M

Novita

Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M

OpenAI

Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M

Fireworks

Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M

Groq

Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M

* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Gemma 3 4B

View details

Google

Supports multimodal inputs

Less expensive input tokens

Less expensive output tokens

GPT OSS 120B

View details

OpenAI

Higher GPQA score (80.1% vs 30.8%)

Detailed Comparison

AI Model Comparison Table
Feature	Gemma 3 4B	GPT OSS 120B

FAQ

Common questions about Gemma 3 4B vs GPT OSS 120B.

Which is better, Gemma 3 4B or GPT OSS 120B?

GPT OSS 120B significantly outperforms across most benchmarks. Gemma 3 4B is made by Google and GPT OSS 120B is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemma 3 4B compare to GPT OSS 120B in benchmarks?

Gemma 3 4B scores IFEval: 90.2%, GSM8k: 89.2%, DocVQA: 75.8%, MATH: 75.6%, AI2D: 74.8%. GPT OSS 120B scores MMLU: 90.0%, CodeForces: 82.1%, GPQA: 80.1%, TAU-bench Retail: 67.8%, HealthBench: 57.6%.

Is Gemma 3 4B cheaper than GPT OSS 120B?

Gemma 3 4B is 4.5x cheaper for input tokens. Gemma 3 4B costs $0.02/M input and $0.04/M output via deepinfra. GPT OSS 120B costs $0.09/M input and $0.45/M output via deepinfra.

What are the context window sizes for Gemma 3 4B and GPT OSS 120B?

Gemma 3 4B supports 131K 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 3 4B and GPT OSS 120B?

Key differences include input pricing ($0.02 vs $0.09/M), multimodal support (yes vs no), licensing (Gemma vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemma 3 4B and GPT OSS 120B?

Gemma 3 4B is developed by Google and GPT OSS 120B is developed by OpenAI.