Comprehensive side-by-side LLM comparison
Gemini 2.5 Pro leads with 35.0% higher average benchmark score. Gemini 2.5 Pro offers 982.0K more tokens in context window than GPT-4 Turbo. Gemini 2.5 Pro is $28.75 cheaper per million tokens. Gemini 2.5 Pro supports multimodal inputs. Overall, Gemini 2.5 Pro is the stronger choice for coding tasks.
Gemini 2.5 Pro was developed as Google's most intelligent AI model, designed to comprehend vast datasets and challenging problems from diverse information sources including text, audio, images, and video. Built to handle complex reasoning and multi-step problem solving, it represents Google's flagship offering for enterprise and advanced applications.
OpenAI
GPT-4 Turbo was introduced as an optimized version of GPT-4, designed to provide enhanced performance with improved efficiency and an expanded context window. Built with updated knowledge and refined capabilities, it offered developers a more cost-effective way to leverage GPT-4's advanced reasoning while handling longer conversations and documents.
1 year newer

GPT-4 Turbo
OpenAI
2024-04-09

Gemini 2.5 Pro
2025-05-20
Cost per million tokens (USD)

Gemini 2.5 Pro

GPT-4 Turbo
Context window and performance specifications
Average performance across 1 common benchmarks

Gemini 2.5 Pro

GPT-4 Turbo
GPT-4 Turbo
2023-12-31
Gemini 2.5 Pro
2025-01-31
Available providers and their performance metrics

Gemini 2.5 Pro
ZeroEval


Gemini 2.5 Pro

GPT-4 Turbo

Gemini 2.5 Pro

GPT-4 Turbo
GPT-4 Turbo
Azure
OpenAI