Model Comparison
Claude Sonnet 4 vs Claude Sonnet 4.6
Claude Sonnet 4: StandardClaude Sonnet 4.6: Heavy
Side-by-side environmental impact comparison. Claude Sonnet 4.6 uses 20% more energy per query.
Claude Sonnet 4.6 uses 20% more energy than Claude Sonnet 4
3.0 Wh vs 2.5 Wh per query · 1.1 g vs 0.88 g CO₂ · 6 mL vs 5 mL water
Claude Sonnet 4
Anthropic
Energy per query2.5 Wh
CO₂ per query0.88 g
Water per query5 mL
VS
Claude Sonnet 4.6
Anthropic
Energy per query3.0 Wh
CO₂ per query1.1 g
Water per query6 mL
Claude Sonnet 4
ProviderAnthropic
CategoryText / Chat
Inference LocationAWS US East (Virginia) / US West (Oregon)
Confidenceestimated
Efficiency TierStandard
Claude Sonnet 4.6
ProviderAnthropic
CategoryText / Chat
Inference LocationAWS / GCP
Confidenceestimated
Efficiency TierHeavy
Frequently Asked Questions
Which uses more energy, Claude Sonnet 4 or Claude Sonnet 4.6?
Claude Sonnet 4.6 uses 20% more energy per query than Claude Sonnet 4. Claude Sonnet 4 uses 2.5 Wh per query, while Claude Sonnet 4.6 uses 3.0 Wh.
What is the carbon footprint difference between Claude Sonnet 4 and Claude Sonnet 4.6?
Claude Sonnet 4.6 uses 19% more CO₂ per query than Claude Sonnet 4. Claude Sonnet 4 emits 0.88 g of CO₂ per query compared to Claude Sonnet 4.6's 1.1 g.
Which is more environmentally friendly, Claude Sonnet 4 or Claude Sonnet 4.6?
Claude Sonnet 4 is the more environmentally friendly option, using 2.5 Wh per query compared to Claude Sonnet 4.6's 3.0 Wh. That makes Claude Sonnet 4.6 roughly 1.2x more energy-intensive.
Calculate your footprint with these models
See how your daily usage of Claude Sonnet 4 and Claude Sonnet 4.6 adds up over time. Our calculator estimates energy, carbon, and water impact.
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