Model Comparison
Gemini 2.5 Flash vs GPT-4o Mini
Gemini 2.5 Flash: Ultra-efficientGPT-4o Mini: Ultra-efficient
Side-by-side environmental impact comparison. Gemini 2.5 Flash uses 71% more energy per query.
Gemini 2.5 Flash uses 71% more energy than GPT-4o Mini
0.24 Wh vs 0.14 Wh per query · 0.03 g vs 0.06 g CO₂ · 0.26 mL vs 0.50 mL water
Gemini 2.5 Flash
Google
Energy per query0.24 Wh
CO₂ per query0.03 g
Water per query0.26 mL
VS
GPT-4o Mini
OpenAI
Energy per query0.14 Wh
CO₂ per query0.06 g
Water per query0.50 mL
Gemini 2.5 Flash
ProviderGoogle
CategoryText / Chat
Inference LocationGoogle global network (64% renewable)
Confidenceverified
Efficiency TierUltra-efficient
GPT-4o Mini
ProviderOpenAI
CategoryText / Chat
Inference LocationAzure US East / Sweden
Confidenceestimated
Efficiency TierUltra-efficient
Frequently Asked Questions
Which uses more energy, Gemini 2.5 Flash or GPT-4o Mini?
Gemini 2.5 Flash uses 71% more energy per query than GPT-4o Mini. Gemini 2.5 Flash uses 0.24 Wh per query, while GPT-4o Mini uses 0.14 Wh.
What is the carbon footprint difference between Gemini 2.5 Flash and GPT-4o Mini?
GPT-4o Mini uses 2.0x more CO₂ per query than Gemini 2.5 Flash. Gemini 2.5 Flash emits 0.03 g of CO₂ per query compared to GPT-4o Mini's 0.06 g.
Which is more environmentally friendly, Gemini 2.5 Flash or GPT-4o Mini?
GPT-4o Mini is the more environmentally friendly option, using 0.14 Wh per query compared to Gemini 2.5 Flash's 0.24 Wh. That makes Gemini 2.5 Flash roughly 1.7x more energy-intensive.
Calculate your footprint with these models
See how your daily usage of Gemini 2.5 Flash and GPT-4o Mini adds up over time. Our calculator estimates energy, carbon, and water impact.
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