Comprehensive side-by-side LLM comparison
Claude Sonnet 4.5 leads with 52.6% higher average benchmark score. Claude Sonnet 4.5 offers 1.9K more tokens in context window than Gemma 3 4B. Gemma 3 4B is $17.94 cheaper per million tokens. Overall, Claude Sonnet 4.5 is the stronger choice for coding tasks.
Anthropic
Claude Sonnet 4.5 was developed to bridge human thinking and machine assistance, allowing people to work with language and tools in a more conversational and natural way. Built with a focus on turning ideas into results, it represents an evolution in making AI feel less mechanical while maintaining strong capabilities across reasoning, coding, and collaborative tasks.
Gemma 3 4B was developed as a compact yet capable open-source model, designed to strike a balance between performance and resource efficiency. Built with 4 billion parameters and instruction tuning, it provides a practical option for applications requiring moderate capability with manageable computational costs.
6 months newer

Gemma 3 4B
2025-03-12

Claude Sonnet 4.5
Anthropic
2025-09-29
Cost per million tokens (USD)

Claude Sonnet 4.5

Gemma 3 4B
Context window and performance specifications
Average performance across 1 common benchmarks

Claude Sonnet 4.5

Gemma 3 4B
Gemma 3 4B
2024-08-01
Claude Sonnet 4.5
2025-01-31
Available providers and their performance metrics

Claude Sonnet 4.5
Anthropic
ZeroEval


Claude Sonnet 4.5

Gemma 3 4B

Claude Sonnet 4.5

Gemma 3 4B
Gemma 3 4B
DeepInfra