Claude Sonnet 5 vs Grok 4
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Claude Sonnet 5 by Anthropic wins on 5 of 6 benchmarks against Grok 4 by xAI, which leads on 1. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
Coding: In coding, Claude Sonnet 5 scores 1272 on Design Arena ELO compared to Grok 4's 1073, while Claude Sonnet 5 scores 1289 on Website Arena ELO compared to Grok 4's 1056.
Reasoning: In reasoning, Grok 4 scores 87.0% on GPQA Diamond compared to Claude Sonnet 5's 81.4%.
Context: In context, Claude Sonnet 5 scores 1.0M on Context Length compared to Grok 4's 256K.
Pricing Comparison
Claude Sonnet 5 costs $2.0/1M input tokens and $10.0/1M output tokens, while Grok 4 costs $3.0/1M input and $15.0/1M output. Claude Sonnet 5 is the more affordable option for API usage.
Verdict
Claude Sonnet 5 leads across the board in affordability, making it the stronger overall choice in this comparison.
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Claude Sonnet 5 vs Grok 4 — FAQ
Which is better, Claude Sonnet 5 or Grok 4?
Claude Sonnet 5 wins on more benchmarks overall (5 vs 1). However, the best choice depends on your specific needs — each model excels in different areas.
How does Claude Sonnet 5 compare to Grok 4 for coding?
SWE-bench Verified data is not available for both models. Check the detailed comparison charts above for other coding-related metrics.
Is Claude Sonnet 5 cheaper than Grok 4?
Yes, Claude Sonnet 5 is cheaper. Claude Sonnet 5 costs $2.0/1M input and $10.0/1M output tokens. Grok 4 costs $3.0/1M input and $15.0/1M output tokens.
Which is faster, Claude Sonnet 5 or Grok 4?
Output speed data is not available for both models. Check the speed section of the comparison above for available performance data.
What benchmarks does the Claude Sonnet 5 vs Grok 4 comparison cover?
This comparison covers 6 benchmarks including GPQA Diamond, Input Cost, Output Cost, Context Length, Design Arena ELO, Website Arena ELO. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.