Burn Time Calculator
Estimate how long a candle burns from its wax weight and wax type.
Estimated Burn Time
Total Hours
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4-Hour Burns
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Rate
6–8 h/oz
Enter the wax weight in your candle to estimate its burn time.
Enter your numbers first — then save the calculation or download it as a spreadsheet.
Step 1: Wax weight (oz)
wax only, not the vessel
Step 2: Wax type
Step 3: Wicks
This is a planning estimate from typical single-wick container burn rates (6–8 hours per ounce for soy). Wick size, fragrance load, and vessel shape all move the real number — only a burn test tells the truth.
Ready to go beyond the numbers?
CandleEasy saves your formulas, walks your burn tests, tracks your supplies, sizes whole batches from your approved recipes automatically, and scans fragrance oils for blend compatibility before you buy.