Exercise
Swimming Calorie Calculator
Pick your stroke, set time and weight — get calories burned using stroke-specific MET values.
Calories burned
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- MET
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- Per hour
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- Per 30 min
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FAQ
Why does stroke matter so much? +
Butterfly is 4x the energy cost of treading water. Most casual swimming sits around 6 METs.
Pool vs ocean? +
Open water adds 10-20% for waves and currents. Pool numbers are conservative.