Sleep Efficiency Calculator
Find out how much of your time in bed is actually spent sleeping — and what it means for your sleep health
Enter your sleep details
⚠️ Actual sleep cannot exceed total time in bed.
Your sleep efficiency results
—Efficiency
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Time in bed
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Actual sleep
CBT-I targetSleep efficiency of 85% or above is the clinical goal in CBT-I therapy for insomnia.
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Evidence-based CBT-I therapy with Dr Jonathan Kushnir
This calculator is for informational purposes only and does not constitute medical advice. Please consult a qualified clinician.
⚠️ Important disclaimer: This tool is for self-monitoring only and does not constitute medical advice or a substitute for professional treatment. Always consult your healthcare provider.