Model Comparison
Claude Sonnet 4.5 vs GitHub Copilot
Claude Sonnet 4.5: StandardGitHub Copilot: Standard
Side-by-side environmental impact comparison. Claude Sonnet 4.5 uses 73% more energy per query.
Claude Sonnet 4.5 uses 73% more energy than GitHub Copilot
2.6 Wh vs 1.5 Wh per query · 0.91 g vs 0.66 g CO₂ · 5 mL vs 5 mL water
Claude Sonnet 4.5
Anthropic
Energy per query2.6 Wh
CO₂ per query0.91 g
Water per query5 mL
VS
GitHub Copilot
GitHub / OpenAI
Energy per query1.5 Wh
CO₂ per query0.66 g
Water per query5 mL
Claude Sonnet 4.5
ProviderAnthropic
CategoryText / Chat
Inference LocationAWS / GCP
Confidenceestimated
Efficiency TierStandard
GitHub Copilot
ProviderGitHub / OpenAI
CategoryCode Assistant
Inference LocationAzure US (primarily East)
Confidenceestimated
Efficiency TierStandard
Frequently Asked Questions
Which uses more energy, Claude Sonnet 4.5 or GitHub Copilot?
Claude Sonnet 4.5 uses 73% more energy per query than GitHub Copilot. Claude Sonnet 4.5 uses 2.6 Wh per query, while GitHub Copilot uses 1.5 Wh.
What is the carbon footprint difference between Claude Sonnet 4.5 and GitHub Copilot?
Claude Sonnet 4.5 uses 38% more CO₂ per query than GitHub Copilot. Claude Sonnet 4.5 emits 0.91 g of CO₂ per query compared to GitHub Copilot's 0.66 g.
Which is more environmentally friendly, Claude Sonnet 4.5 or GitHub Copilot?
GitHub Copilot is the more environmentally friendly option, using 1.5 Wh per query compared to Claude Sonnet 4.5's 2.6 Wh. That makes Claude Sonnet 4.5 roughly 1.7x more energy-intensive.
Calculate your footprint with these models
See how your daily usage of Claude Sonnet 4.5 and GitHub Copilot adds up over time. Our calculator estimates energy, carbon, and water impact.
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