Model Comparison

GPT-4o vs o3-mini

GPT-4o: Ultra-efficiento3-mini: Standard

Side-by-side environmental impact comparison. o3-mini uses 4.7x more energy per query.

o3-mini uses 4.7x more energy than GPT-4o
2.0 Wh vs 0.43 Wh per query · 0.90 g vs 0.19 g CO · 7 mL vs 2 mL water
GPT-4o
OpenAI
Energy per query0.43 Wh
CO per query0.19 g
Water per query2 mL
VS
o3-mini
OpenAI
Energy per query2.0 Wh
CO per query0.90 g
Water per query7 mL

GPT-4o

ProviderOpenAI
CategoryText / Chat
Inference LocationAzure US East / Sweden
Confidencepeer-reviewed
Efficiency TierUltra-efficient

o3-mini

ProviderOpenAI
CategoryText / Chat
Inference LocationAzure US East / Sweden
Confidenceestimated
Efficiency TierStandard

Frequently Asked Questions

Which uses more energy, GPT-4o or o3-mini?

o3-mini uses 4.7x more energy per query than GPT-4o. GPT-4o uses 0.43 Wh per query, while o3-mini uses 2.0 Wh.

What is the carbon footprint difference between GPT-4o and o3-mini?

o3-mini uses 4.7x more CO₂ per query than GPT-4o. GPT-4o emits 0.19 g of CO₂ per query compared to o3-mini's 0.90 g.

Which is more environmentally friendly, GPT-4o or o3-mini?

GPT-4o is the more environmentally friendly option, using 0.43 Wh per query compared to o3-mini's 2.0 Wh. That makes o3-mini roughly 4.7x more energy-intensive.

Calculate your footprint with these models

See how your daily usage of GPT-4o and o3-mini adds up over time. Our calculator estimates energy, carbon, and water impact.

Calculate My Compute
View GPT-4o detailsView o3-mini details