Model Comparison

Gemma 3 27B vs GPT-4o mini

Gemma 3 27B significantly outperforms across most benchmarks. Gemma 3 27B is 2.1x cheaper per token.

Want to compare interactively?Try the playground

Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Gemma 3 27B outperforms in 3 benchmarks (GPQA, HumanEval, MATH), while GPT-4o mini is better at 0 benchmarks.

Gemma 3 27B significantly outperforms across most benchmarks.

Thu Apr 30 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemma 3 27B costs less

For input processing, Gemma 3 27B ($0.10/1M tokens) is 1.5x cheaper than GPT-4o mini ($0.15/1M tokens).

For output processing, Gemma 3 27B ($0.20/1M tokens) is 3.0x cheaper than GPT-4o mini ($0.60/1M tokens).

In conclusion, GPT-4o mini is more expensive than Gemma 3 27B.*

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

Lowest available price from all providers
Thu Apr 30 2026 • llm-stats.com
Google
Gemma 3 27B
Input tokens$0.10
Output tokens$0.20
Best providerDeepinfra
OpenAI
GPT-4o mini
Input tokens$0.15
Output tokens$0.60
Best providerAzure
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemma 3 27B accepts 131,072 input tokens compared to GPT-4o mini's 128,000 tokens. Gemma 3 27B can generate longer responses up to 131,072 tokens, while GPT-4o mini is limited to 16,384 tokens.

Google
Gemma 3 27B
Input131,072 tokens
Output131,072 tokens
OpenAI
GPT-4o mini
Input128,000 tokens
Output16,384 tokens
Thu Apr 30 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemma 3 27B and GPT-4o mini support multimodal inputs.

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

Gemma 3 27B

Text
Images
Audio
Video

GPT-4o mini

Text
Images
Audio
Video

License

Usage and distribution terms

Gemma 3 27B is licensed under Gemma, while GPT-4o mini uses a proprietary license.

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

Gemma 3 27B

Gemma

Open weights

GPT-4o mini

Proprietary

Closed source

Release Timeline

When each model was launched

Gemma 3 27B was released on 2025-03-12, while GPT-4o mini was released on 2024-07-18.

Gemma 3 27B is 8 months newer than GPT-4o mini.

Gemma 3 27B

Mar 12, 2025

1.1 years ago

7mo newer
GPT-4o mini

Jul 18, 2024

1.8 years ago

Knowledge Cutoff

When training data ends

GPT-4o mini has a documented knowledge cutoff of 2023-10-01, while Gemma 3 27B's cutoff date is not specified.

We can confirm GPT-4o mini's training data extends to 2023-10-01, but cannot make a direct comparison without Gemma 3 27B's cutoff date.

Gemma 3 27B

—

GPT-4o mini

Oct 2023

Provider Availability

Gemma 3 27B is available from DeepInfra, Novita. GPT-4o mini is available from Azure.

Gemma 3 27B

deepinfra logo
Deepinfra
Input Price:Input: $0.10/1MOutput Price:Output: $0.20/1M
novita logo
Novita
Input Price:Input: $0.11/1MOutput Price:Output: $0.20/1M

GPT-4o mini

azure logo
Azure
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google
Larger context window (131,072 tokens)
Less expensive input tokens
Less expensive output tokens
Has open weights
Higher GPQA score (42.4% vs 40.2%)
Higher HumanEval score (87.8% vs 87.2%)
Higher MATH score (89.0% vs 70.2%)
OpenAI

Detailed Comparison

AI Model Comparison Table
Feature
Google
Gemma 3 27B
OpenAI
GPT-4o mini

FAQ

Common questions about Gemma 3 27B vs GPT-4o mini

Gemma 3 27B significantly outperforms across most benchmarks. Gemma 3 27B is made by Google and GPT-4o mini is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Gemma 3 27B scores GSM8k: 95.9%, IFEval: 90.4%, MATH: 89.0%, HumanEval: 87.8%, BIG-Bench Hard: 87.6%. GPT-4o mini scores HumanEval: 87.2%, MGSM: 87.0%, MMLU: 82.0%, DROP: 79.7%, MATH: 70.2%.
Gemma 3 27B is 1.5x cheaper for input tokens. Gemma 3 27B costs $0.10/M input and $0.20/M output via deepinfra. GPT-4o mini costs $0.15/M input and $0.60/M output via azure.
Gemma 3 27B supports 131K tokens and GPT-4o mini supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (131K vs 128K), input pricing ($0.10 vs $0.15/M), licensing (Gemma vs Proprietary). See the full comparison above for benchmark-by-benchmark results.
Gemma 3 27B is developed by Google and GPT-4o mini is developed by OpenAI.