Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Swimming Stroke Efficiency Calculator

Calculate your SWOLF score by adding stroke count and lap time for a 25m or 25-yard length. Use it to track swimming efficiency and find the best balance between stroke rate and speed.

Stroke Count (per 25m/y) (strokes)

25m/y Lap Time (seconds)

Fill in the required fields to see your result.

Swimming

Swimming Calories Burned Calculator

Calculate how many calories you burn during a swim session based on your body weight, stroke type, duration, and effort level. Ideal for tracking fitness goals or planning nutrition around workouts.

Body Weight (kg)

Swimming Duration (minutes)

Swimming Stroke

Intensity Level

Fill in the required fields to see your result.

Key differences

	Swimming Stroke Efficiency Calculator	Swimming Calories Burned Calculator
Category	Swimming	Swimming
Inputs required	2	4
Result	SWOLF Score (points)	Calories Burned (calories)
What it does	Calculate your SWOLF score by adding stroke count and lap time for a 25m or 25-yard length. Use it to track swimming efficiency and find the best balance between stroke rate and speed.	Calculate how many calories you burn during a swim session based on your body weight, stroke type, duration, and effort level. Ideal for tracking fitness goals or planning nutrition around workouts.