Comprehensive side-by-side LLM comparison
Gemini 3 Pro leads with 8.4% higher average benchmark score. Gemini 3 Pro offers 729.7K more tokens in context window than Grok 4. Gemini 3 Pro is $7.50 cheaper per million tokens. Overall, Gemini 3 Pro is the stronger choice for coding tasks.
Google DeepMind
Gemini 3 Pro, released by Google in November 2025, is a large language model from the Gemini 3 family designed for complex reasoning, broad world knowledge, and multi-step problem solving. It features a 1M token context window, 64K maximum output tokens, and native multimodal input including text, images, audio, and video. Gemini 3 Pro targets research-grade reasoning, advanced data analysis, and applications requiring comprehensive understanding across diverse input formats.
xAI
Grok 4, released by xAI on July 10, 2025, is a large language model featuring first-principles reasoning and comprehensive multimodal support. It features a 260K token context window and demonstrated strong performance on advanced reasoning and coding benchmarks. Grok 4 targets complex multi-step reasoning tasks, scientific analysis, and agentic workflows via the xAI API.
4 months newer

Grok 4
xAI
2025-07-10

Gemini 3 Pro
Google DeepMind
2025-11-18
Cost per million tokens (USD)
Gemini 3 Pro
Grok 4
Context window and performance specifications
Average performance across 3 common benchmarks
Gemini 3 Pro
Grok 4
Performance comparison across key benchmark categories
Gemini 3 Pro
Available providers and their performance metrics
Gemini 3 Pro
Google Cloud Vertex AI
Grok 4
Gemini 3 Pro
Grok 4
Gemini 3 Pro
Grok 4
Grok 4
xAI