Comprehensive side-by-side LLM comparison
GPT-4o leads with 11.0% higher average benchmark score. Gemma 3 27B offers 117.8K more tokens in context window than GPT-4o. Gemma 3 27B is $12.20 cheaper per million tokens. Overall, GPT-4o is the stronger choice for coding tasks.
Gemma 3 27B represents the largest variant in the Gemma 3 family, developed to provide flagship-level open-source capabilities. Built with advanced training methodologies and 27 billion parameters, it offers researchers and developers access to powerful language understanding without proprietary restrictions.
OpenAI
This updated version of GPT-4o was released with refinements to its multimodal capabilities and improved performance across text, vision, and audio tasks. Built to incorporate learnings from the initial GPT-4o deployment, it enhanced reliability and accuracy while maintaining the seamless cross-modal reasoning that defines the GPT-4o family.
7 months newer

GPT-4o
OpenAI
2024-08-06

Gemma 3 27B
2025-03-12
Cost per million tokens (USD)

Gemma 3 27B

GPT-4o
Context window and performance specifications
Average performance across 7 common benchmarks

Gemma 3 27B

GPT-4o
Available providers and their performance metrics

Gemma 3 27B
DeepInfra
Novita


Gemma 3 27B

GPT-4o

Gemma 3 27B

GPT-4o
GPT-4o
Azure
OpenAI