Comprehensive side-by-side LLM comparison
Grok-4 Heavy leads with 46.4% higher average benchmark score. Overall, Grok-4 Heavy is the stronger choice for coding tasks.
xAI
Grok 4 Heavy was created as a larger, more capable variant of Grok 4, designed to provide maximum reasoning depth and analytical capability. Built for the most demanding applications requiring sophisticated problem-solving, it represents xAI's flagship offering in the fourth generation.
Amazon
Amazon Nova Lite was developed as a lightweight multimodal model, designed to provide efficient AI capabilities for text and image understanding. Built to serve cost-sensitive applications with quick response times, it represents Amazon's entry-level offering in the Nova family.
7 months newer

Nova Lite
Amazon
2024-11-20

Grok-4 Heavy
xAI
2025-07-09
Context window and performance specifications
Average performance across 1 common benchmarks

Grok-4 Heavy

Nova Lite
Grok-4 Heavy
2024-12-31
Available providers and their performance metrics

Grok-4 Heavy

Nova Lite
Bedrock

Grok-4 Heavy

Nova Lite

Grok-4 Heavy

Nova Lite