Comprehensive side-by-side LLM comparison
Grok-4 Heavy leads with 31.6% higher average benchmark score. Grok-4 Heavy supports multimodal inputs. Qwen2.5 72B Instruct is available on 4 providers. 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.
Alibaba Cloud / Qwen Team
Qwen 2.5 72B was developed as the flagship text model in the Qwen 2.5 series, designed to provide advanced language capabilities with 72 billion parameters. Built to compete with frontier models in reasoning, coding, and general language tasks, it represents Qwen's most capable instruction-following model in this generation.
9 months newer

Qwen2.5 72B Instruct
Alibaba Cloud / Qwen Team
2024-09-19

Grok-4 Heavy
xAI
2025-07-09
Context window and performance specifications
Average performance across 2 common benchmarks

Grok-4 Heavy

Qwen2.5 72B Instruct
Grok-4 Heavy
2024-12-31
Available providers and their performance metrics

Grok-4 Heavy

Qwen2.5 72B Instruct
DeepInfra

Grok-4 Heavy

Qwen2.5 72B Instruct

Grok-4 Heavy

Qwen2.5 72B Instruct
Fireworks
Hyperbolic
Together